Tag Archives: spider coupling

China Standard CNC Aluminum Elastic Rubber Spider Jaw Shaft Coupler GF1422 2025 2530 4050 Shaft Flexible Coupling Ball Screw Plum Coupling

Product Description

Coupling Deatails

Name: High precision plum blossom
coupling Model: LM-Material: Aviation Aluminum Alloy
Working temperature: -40 ° C ~ 100 ° C
Support customization: Factory direct sales support customization.
Features:
1.Intermediate Elastomer Connection-Absorbs vibration, compensates for radial, angular, and axial 2.misalignment
3.Oil resistance and electrical insulation
4.Clockwise and counterclockwise rotation characteristics are identical-there are 3 different hardness 5.elastomer
6.Fixation by clamping screw.

Model parameter	ΦD	L	LF	LP	F	M	Tightening screw torque
Model parameter	ΦD	L	LF	LP	F	M	(N.M)
GF-14X22	14	22	14.3	6.6	3.8	M 3	0.7
GF-20X25	20	25	16.7	8.6	4	M 3	0.7
GF-20X30	20	30	19.25	8.6	5.3	M 4	1.7
GF-25X30	25	30	20.82	11.6	5.6	M 4	1.7
GF-25X34	25	34	22.82	11.6	5.6	M 4	1.7
GF-30X35	30	35	23	11.5	5.75	M 4	1.7
GF-30X40	30	40	25.6	11.5	10	M 4	1.7
GF-40X50	40	50	32.1	14.5	10	M 5	4
GF-40X55	40	55	34.5	14.5	10	M 5	4
GF-40X66	40	66	40	14.5	12.75	M 5	4
GF-55X49	55	49	32	16.1	13.5	M 6	8.4
GF-55X78	55	78	46.4	16.1	15.5	M 6	8.4
GF-65X80	65	80	48.5	17.3	18.1	M 8	10.5
GF-65X90	65	90	53.5	17.3	18.1	M 8	10.5

Product Parameters

Detailed Photos

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rubber coupling

Suitability of Rubber Couplings for High-Speed Rotation and Varying Loads

Rubber couplings are generally well-suited for applications involving high-speed rotation and varying loads, thanks to their unique properties and design features.

High-Speed Rotation: Rubber couplings can effectively handle high-speed rotation due to their inherent flexibility and damping characteristics. The elastomeric material used in rubber couplings helps absorb and dissipate vibrations that can occur at high speeds, contributing to smoother operation and reduced wear on connected machinery components.

Varying Loads: Rubber couplings are capable of accommodating varying loads due to their ability to deform under stress. The flexibility of rubber allows it to absorb shocks and impacts caused by changes in load, preventing damage to connected equipment. This feature is particularly beneficial in applications where sudden changes in load can occur, such as in industrial machinery.

However, it’s important to consider the specific requirements of the application. While rubber couplings provide excellent vibration isolation and misalignment compensation, they may not offer the same level of torsional rigidity as some other coupling types. In cases where precise torque transmission is crucial, and minimal torsional deflection is required, other coupling options might be more suitable.

Overall, rubber couplings can provide reliable performance in applications involving high-speed rotation and varying loads, especially when the benefits of vibration damping and misalignment compensation are essential.

rubber coupling

Industries and Applications of Rubber Couplings

Rubber couplings are widely utilized in various industries and applications where their unique characteristics are beneficial. Some examples include:

Automotive: Rubber couplings are commonly used in automotive drivetrains to connect the engine to the transmission and other components. They help absorb engine vibrations and shocks, enhancing passenger comfort.
Pumping Systems: Rubber couplings find applications in pumps and fluid handling systems, where they dampen vibrations and reduce wear on connected equipment.
Material Handling: Conveyor systems and material handling equipment use rubber couplings to minimize vibrations and shock loads during the movement of materials.
Industrial Machinery: Rubber couplings are employed in various types of industrial machinery, such as compressors, generators, and gearboxes, to ensure smooth torque transmission and vibration isolation.
Marine: In marine applications, rubber couplings connect propulsion systems and power transmission components, contributing to the overall reliability and performance of vessels.
Renewable Energy: Wind turbines and solar tracking systems utilize rubber couplings to absorb dynamic loads and vibrations caused by changing wind conditions.

These examples highlight the versatility and importance of rubber couplings in maintaining efficient and reliable operation across a wide range of industries and applications.

rubber coupling

Transmitting Torque and Damping Vibrations with a Rubber Coupling

A rubber coupling utilizes its flexible rubber element to achieve both torque transmission and vibration damping:

1. Torque Transmission: The rubber element connects two hubs, which are attached to the input and output shafts. As the input shaft rotates, it causes the rubber element to deform due to the applied torque. This deformation creates a shearing action within the rubber material, transmitting torque from the input to the output shaft.

2. Vibration Damping: The flexible rubber element of the coupling acts as a vibration isolator. When the coupling experiences external vibrations or shocks, the rubber absorbs the energy and dampens the vibrations before they reach the output shaft. The rubber’s elasticity and damping properties help mitigate vibrations and reduce the impact on the connected machinery, enhancing overall system performance and longevity.

This combination of torque transmission and vibration damping makes rubber couplings suitable for applications where misalignment compensation, shock absorption, and dampening of vibrations are essential, such as in pumps, compressors, HVAC systems, and various industrial machinery.

China Standard CNC Aluminum Elastic Rubber Spider Jaw Shaft Coupler GF14*22 20*25 25*30 40*50 Shaft Flexible Coupling Ball Screw Plum Coupling
editor by CX 2024-05-17

China high quality Mh Rubber Spider Flexible Coupling

Product Description

COUPLINGS

HRC	FCL	Chain coupling	GE	L	NM	MH	Torque limiter
HRC 70B	FCL90	KC4012	GE14	L050	NM50	MH45	TL250-2
HRC 70F	FCL100	KC4014	GE19	L070	NM67	MH55	TL250-1
HRC 70H	FCL112	KC4016	GE24	L075	NM82	MH65	TL350-2
HRC 90B	FCL125	KC5014	GE28	L090	NM97	MH80	TL350-1
HRC 90F	FCL140	KC5016	GE38	L095	NM112	MH90	TL500-2
HRC 90H	FCL160	KC6018	GE42	L099	NM128	MH115	TL500-1
HRC 110B	FCL180	KC6571	GE48	L100	NM148	MH130	TL700-2
HRC 110F	FCL200	KC6571	GE55	L110	NM168	MH145	TL700-1
HRC 110H	FCL224	KC8018	GE65	L150	NM194	MH175
HRC 130B	FCL250	KC8571	GE75	L190	NM214	MH200
HRC 130F	FCL280	KC8571	GE90	L225
HRC 130H	FCL315	KC1571
HRC 150B	FCL355	KC12018
HRC 150F	FCL400	KC12571
HRC 150H	FCL450
HRC 180B	FCL560
HRC 180F	FCL630
HRC 180H
HRC 230B
HRC 230F
HRC 230H
HRC 280B
HRC 280F
HRC 280H

Catalogue

FAQ

Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.

Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.

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rubber coupling

Suitability of Rubber Couplings for High-Speed Rotation and Varying Loads

Rubber couplings are generally well-suited for applications involving high-speed rotation and varying loads, thanks to their unique properties and design features.

rubber coupling

Signs of Wear or Deterioration in Rubber Couplings

Rubber couplings can show signs of wear and deterioration over time due to factors like torque, temperature, and environmental conditions. To identify potential issues, watch out for the following signs:

Visible Cracks or Damage: Inspect the rubber element for visible cracks, tears, or physical damage. Such issues can weaken the coupling’s torque transmission and vibration damping capabilities.
Reduced Flexibility: Stiff or less flexible rubber indicates material degradation, which can impact the coupling’s ability to accommodate misalignment and absorb vibrations.
Increased Vibrations: Excessive machinery vibrations may suggest worn-out rubber couplings. Deterioration of the rubber diminishes its vibration dampening properties.
Unusual Noises: Any unusual sounds like squeaking or knocking might point to improper rubber coupling function and the need for inspection.
Altered Performance: Decline in machinery performance, such as reduced torque transmission or higher energy consumption, can indicate coupling wear.

Regular inspections, visual checks, vibration analysis, and performance monitoring can help detect wear and deterioration early. This enables timely replacement and avoids operational problems.

rubber coupling

Types of Rubber Couplings Designed for Specific Uses

There are several types of rubber couplings, each designed with specific characteristics to suit various applications:

Flexible Jaw Couplings: These couplings consist of two hubs connected by a flexible rubber element. They are commonly used in applications where misalignment, vibrations, and shocks need to be dampened, such as in pumps, fans, and compressors.
Oldham Couplings: Oldham couplings use a rubber disk as the intermediate element between two hubs. They provide compensation for misalignment while maintaining a constant velocity between input and output shafts, often used in printing, packaging, and CNC machinery.
Tyre Couplings: These couplings have a high degree of torsional flexibility and are suitable for applications with substantial misalignment and shock absorption requirements, like in heavy-duty machinery and construction equipment.
Pin and Bush Couplings: These couplings use rubber bushes to provide vibration isolation and accommodate misalignment. They are used in various industrial applications, including conveyors, mixers, and crushers.
Diaphragm Couplings: Diaphragm couplings use a flexible rubber diaphragm to transmit torque and compensate for misalignment. They are commonly found in precision equipment like servo motors and robotics.

Each type of rubber coupling is designed to address specific needs in different applications. The choice of coupling depends on factors such as the degree of misalignment, torque requirements, shock absorption, and the level of precision needed.

China high quality Mh Rubber Spider Flexible Coupling
editor by CX 2024-05-16

China supplier Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling

Product Description

Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling

Product Description

Main products
Coupling refers to a device that connects 2 shafts or shafts and rotating parts, rotates together during the transmission of motion and power, and does not disengage under normal conditions. Sometimes it is also used as a safety device to prevent the connected parts from bearing excessive load, which plays the role of overload protection.

Couplings can be divided into rigid couplings and flexible couplings.
Rigid couplings do not have buffering property and the ability to compensate the relative displacement of 2 axes. It is required that the 2 axes be strictly aligned. However, such couplings are simple in structure, low in manufacturing cost, convenient in assembly and disassembly, and maintenance, which can ensure that the 2 axes are relatively neutral, have large transmission torque, and are widely used. Commonly used are flange coupling, sleeve coupling and jacket coupling.
Flexible coupling can also be divided into flexible coupling without elastic element and flexible coupling with elastic element. The former type only has the ability to compensate the relative displacement of 2 axes, but cannot cushion and reduce vibration. Common types include slider coupling, gear coupling, universal coupling and chain coupling; The latter type contains elastic elements. In addition to the ability to compensate the relative displacement of 2 axes, it also has the functions of buffering and vibration reduction. However, due to the strength of elastic elements, the transmitted torque is generally inferior to that of flexible couplings without elastic elements. Common types include elastic sleeve pin couplings, elastic pin couplings, quincunx couplings, tire type couplings, serpentine spring couplings, spring couplings, etc

Coupling performance

1) Mobility. The movability of the coupling refers to the ability to compensate the relative displacement of 2 rotating components. Factors such as manufacturing and installation errors between connected components, temperature changes during operation and deformation under load all put CHINAMFG requirements for mobility. The movable performance compensates or alleviates the additional load between shafts, bearings, couplings and other components caused by the relative displacement between rotating components.
(2) Buffering. For the occasions where the load is often started or the working load changes, the coupling shall be equipped with elastic elements that play the role of cushioning and vibration reduction to protect the prime mover and the working machine from little or no damage.
(3) Safe, reliable, with sufficient strength and service life.
(4) Simple structure, easy to assemble, disassemble and maintain.

How to select the appropriate coupling type

The following items should be considered when selecting the coupling type.
1. The size and nature of the required transmission torque, the requirements for buffering and damping functions, and whether resonance may occur.
2. The relative displacement of the axes of the 2 shafts is caused by manufacturing and assembly errors, shaft load and thermal expansion deformation, and relative movement between components.
3. Permissible overall dimensions and installation methods, and necessary operating space for assembly, adjustment and maintenance. For large couplings, they should be able to be disassembled without axial movement of the shaft.
In addition, the working environment, service life, lubrication, sealing, economy and other conditions should also be considered, and a suitable coupling type should be selected by referring to the characteristics of various couplings.

If you cannot determine the type, you can contact our professional engineer

Impact of Elastomer Element Design on Rubber Coupling Performance

The design of the elastomer elements in a rubber coupling plays a critical role in determining its overall performance and capabilities. The elastomer elements are the heart of the coupling, responsible for transmitting torque, absorbing vibrations, and accommodating misalignments. The following aspects of elastomer element design significantly impact the coupling’s performance:

Elastomer Material: The choice of elastomer material influences the coupling’s flexibility, damping characteristics, and resistance to wear. Different elastomers offer varying levels of resilience, chemical resistance, and temperature tolerance. Common elastomers used include natural rubber, synthetic rubber compounds, and polyurethane.
Elastomer Hardness (Durometer): The durometer hardness of the elastomer affects its flexibility and ability to absorb vibrations. Softer elastomers have higher damping capabilities but may offer less torsional stiffness. Harder elastomers provide better torque transmission but may have reduced vibration isolation.
Elastomer Shape and Geometry: The shape and geometry of the elastomer elements influence their flexibility and deformation characteristics. Different designs, such as cylindrical, star-shaped, or spider-shaped elements, affect the coupling’s ability to accommodate misalignments and transmit torque smoothly.
Elastomer Bonding: The way the elastomer is bonded to the coupling’s hubs or inserts impacts the coupling’s overall durability and reliability. Proper bonding ensures that the elastomer effectively transfers torque and maintains its properties over time.
Elastomer Properties Over Temperature: Elastomers can exhibit changes in performance with temperature fluctuations. Understanding how the chosen elastomer material behaves at different temperatures is essential for applications with varying operating conditions.

The design of the elastomer elements is a delicate balance between providing flexibility for vibration isolation and misalignment compensation while ensuring adequate torque transmission and overall coupling stiffness. Engineers must carefully select elastomer materials and design features based on the specific requirements of the application to achieve optimal coupling performance.

rubber coupling

Handling Torque and Vibration Suppression in Rubber Couplings

Rubber couplings are designed to effectively handle both high levels of torque transmission and vibration suppression. The flexibility and damping properties of rubber make it well-suited for these purposes:

Torque Transmission: Rubber couplings can transmit torque between shafts while accommodating angular misalignment. The rubber element flexes and deforms as torque is applied, allowing the coupling to transmit power even in misaligned conditions.
Vibration Suppression: Rubber’s inherent damping characteristics help absorb and dissipate vibrations and shocks generated during the operation of machinery. This feature reduces the transfer of vibrations to connected components, minimizing wear and enhancing overall system performance.

Engineers select the appropriate rubber material and coupling design to ensure that the coupling can effectively handle the required torque levels and provide the desired vibration suppression. Rubber couplings find applications in various industries where torque transmission and vibration damping are critical for smooth and reliable machinery operation.

rubber coupling

Main Advantages of Using Rubber Couplings in Industrial Applications

Rubber couplings offer several key advantages when used in industrial applications. These advantages make them a popular choice for various industries and mechanical systems:

Misalignment Tolerance: Rubber couplings can accommodate angular, parallel, and axial misalignments between connected shafts, reducing the need for precise alignment during installation and operation.
Vibration Damping: The rubber elements of these couplings absorb and dampen vibrations, minimizing the transmission of vibrations and shocks to other components. This helps prevent damage, wear, and noise generation.
Shock Absorption: In systems where sudden shocks or impacts occur, rubber couplings absorb and cushion the impact, protecting connected components from damage.
Noise Reduction: The ability to dampen vibrations also contributes to noise reduction, creating quieter operation environments for machinery and equipment.
Equipment Protection: Rubber couplings protect sensitive equipment from excessive loads, vibrations, and shocks, enhancing the longevity and reliability of the system.
Cost-Effectiveness: Compared to some other coupling types, rubber couplings are generally cost-effective to manufacture, purchase, and maintain.
Easy Installation: The flexibility and design of rubber couplings make them relatively easy to install without the need for specialized tools or complex procedures.
Minimal Maintenance: Rubber couplings require minimal maintenance and lubrication, reducing downtime and maintenance costs.
Wide Range of Applications: Rubber couplings are versatile and find applications in various industries, including automotive, power generation, pumps, conveyors, and more.

In summary, the main advantages of using rubber couplings in industrial applications include their ability to tolerate misalignment, dampen vibrations, absorb shocks, reduce noise, protect equipment, cost-effectiveness, easy installation, low maintenance requirements, and suitability for a wide range of applications.

China supplier Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling
editor by CX 2024-05-13

China Best Sales CNC Aluminum Elastic Rubber Spider Jaw Shaft Coupler GF1422 2025 2530 4050 Shaft Flexible Coupling Ball Screw Plum Coupling

Product Description

Coupling Deatails

Model parameter	ΦD	L	LF	LP	F	M	Tightening screw torque
Model parameter	ΦD	L	LF	LP	F	M	(N.M)
GF-14X22	14	22	14.3	6.6	3.8	M 3	0.7
GF-20X25	20	25	16.7	8.6	4	M 3	0.7
GF-20X30	20	30	19.25	8.6	5.3	M 4	1.7
GF-25X30	25	30	20.82	11.6	5.6	M 4	1.7
GF-25X34	25	34	22.82	11.6	5.6	M 4	1.7
GF-30X35	30	35	23	11.5	5.75	M 4	1.7
GF-30X40	30	40	25.6	11.5	10	M 4	1.7
GF-40X50	40	50	32.1	14.5	10	M 5	4
GF-40X55	40	55	34.5	14.5	10	M 5	4
GF-40X66	40	66	40	14.5	12.75	M 5	4
GF-55X49	55	49	32	16.1	13.5	M 6	8.4
GF-55X78	55	78	46.4	16.1	15.5	M 6	8.4
GF-65X80	65	80	48.5	17.3	18.1	M 8	10.5
GF-65X90	65	90	53.5	17.3	18.1	M 8	10.5

Product Parameters

Detailed Photos

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rubber coupling

Recent Advancements in Rubber Coupling Technology

In recent years, rubber coupling technology has seen several advancements aimed at improving performance, durability, and overall efficiency:

Enhanced Rubber Compounds: Development of advanced rubber compounds with improved resistance to wear, heat, chemicals, and environmental conditions.
Advanced Manufacturing Techniques: Utilization of innovative manufacturing processes like injection molding and vulcanization to create couplings with consistent quality and higher precision.
Improved Design: Integration of advanced design techniques and computer simulations to optimize the shape and characteristics of rubber elements, resulting in enhanced flexibility and damping properties.
Customization: Increasing focus on offering customizable rubber couplings to meet specific application requirements and environmental conditions.
Smart Couplings: Incorporation of sensors and monitoring systems into rubber couplings, allowing real-time tracking of coupling performance and condition.

These advancements have led to rubber couplings that offer better torque transmission, improved vibration isolation, longer service life, and reduced maintenance needs.

rubber coupling

Handling Torque and Vibration Suppression in Rubber Couplings

Torque Transmission: Rubber couplings can transmit torque between shafts while accommodating angular misalignment. The rubber element flexes and deforms as torque is applied, allowing the coupling to transmit power even in misaligned conditions.
Vibration Suppression: Rubber’s inherent damping characteristics help absorb and dissipate vibrations and shocks generated during the operation of machinery. This feature reduces the transfer of vibrations to connected components, minimizing wear and enhancing overall system performance.

rubber coupling

Factors to Consider When Selecting a Rubber Coupling

Choosing the right rubber coupling for a specific application involves considering various factors:

1. Torque Requirements: Evaluate the torque that needs to be transmitted between the input and output shafts. Select a coupling with a rubber element that can handle the required torque without exceeding its limits.

2. Misalignment Compensation: Determine the degree of misalignment (angular, axial, and radial) present in the system. Choose a rubber coupling with appropriate flexibility to accommodate the expected misalignment while maintaining efficient torque transmission.

3. Vibration Damping: Assess the level of vibrations and shocks in the application. Opt for a rubber coupling with effective vibration-damping properties to protect the machinery and enhance its reliability.

4. Service Environment: Consider the operating conditions, including temperature, humidity, exposure to chemicals, and potential contaminants. Select a rubber material that can withstand the environment without deteriorating.

5. Shaft Sizes: Ensure that the coupling’s bore sizes match the shaft diameters of the connected equipment. Proper shaft fitment is crucial for efficient torque transmission.

6. Maintenance Requirements: Evaluate the maintenance practices of the system. Some rubber couplings may require periodic inspection and replacement due to wear over time.

7. Cost and Budget: Factor in the budget constraints while choosing a suitable rubber coupling. Balancing performance and cost is essential for an optimal solution.

8. Application Type: Different industries and applications have unique requirements. Choose a coupling type (spider, jaw, tire, etc.) based on the specific needs of the application.

By carefully considering these factors, you can select a rubber coupling that provides efficient torque transmission, vibration isolation, and durability in your mechanical system.

China Best Sales CNC Aluminum Elastic Rubber Spider Jaw Shaft Coupler GF14*22 20*25 25*30 40*50 Shaft Flexible Coupling Ball Screw Plum Coupling
editor by CX 2024-05-13

China Professional Mt Yox Mh HRC Gr GS Nm Nl Gr42 T PU Polyurethane Rubber Coupling Spider Elastic Gasket Ring

Product Description

MT YOX MH HRC GR GS NM NL GR42 T PU Polyurethane Rubber Coupling spider elastic gasket ring

Polyurethane or called PU, Urethane is 1 of the strongest, toughest and most durable materials for making custom urethane parts and custom urethane products.

Our company can produce and supply cast polyurethane elastomer, which has excellent chemical characters: oil resistant, CHINAMFG resistant, aging resistant, corrosion resistant, hydrolysis resistant, heat and cold resistant, etc. Also polyurethane has excellent physical characters: high tear resistant, high impact resistant, high elasticity, high load-bearing resistant, etc. Compared to rubber, plastic and other material, polyurethane offers perfect mechanical properties.

With our in-house mold making capabilities, and 3D printer, we’re able to easily manufacture precise shapes cost-effectively.

Polyurethane products mainly include: Polyurethane block of coal plates, polyurethane scraper, etc., to meet different customer needs, special orders can be made as drawing and sample.

Custom Polyurethane PU Part as per your design.
1. Material: PU Polyurethane or rubber
2. Size: According to your drawing or sample.
3. Color: Black, white, Transparent, gray, green, yellow, blue, red and so on.

Hand Cast Mold Polyurethane Parts PU Coupling Cushion, PU spider, PU coupling:

1. Most of the plastic corrosion resistance is strong, does not react with acid, alkali.
2. Plastic manufacturing cost is low.
3. Durable, waterproof, light.
4. Easy to be with molding into different shapes.
5. Is a good insulator.
6. Plastic can be used for the preparation of fuel oil and fuel gas, so that we can reduce oil consumption

Product Name	Hand Cast Mold Polyurethane Parts PU Coupling Cushion, PU spider, PU coupling
Material	PU, ABS, PC, PP, PS, POM, PMMA, PBT, PVC, PA6, PA66, PA66+30% GF, PTFE, PC+ABS, TPE, etc
Surface Finish	Color painting,Texture, Silk-printing, Vacuum coating, rubber coating, etc.
Cavity Variety:	One-stop solution,Multi-cavity mold,Family plastic mold,Hot runner plastic mold
Quality Control	ISO/TS16949:2002 and ISO14001:2004 system
Business Scope	Mold and parts designing and making,Parts machining,Injection molding, CNC prototype manufacturing
Mold Processing	CNC EDM machine processing then assembly and trial
Color	Red, blue, green, yellow,all pantone colors and RAL colors

Besides plum CHINAMFG pad, or called GR mat, polyurethane sprockets, coupling cushion gasket, etc, we also can customize various PU products according to your drawing. Some cases are below:

Product Parameters

Feature:	1.Abrasion resistant, High rebound, High load capacity 2.Customized size and color is available
Advantage:	Wear resistance,Tensile strength, Anti-static, High load capacity , Temperature resistant ,Mechanical formulation ,Oil resistance , Solvent resistance, Hydrolysis resistance antioxidant
Application:	– Machine parts – Wheel of clay machine – Sleeve bearing. – Conveyor roller – Conveyor belt – Injected seal ring – LCD TV card slots – Soft PU coated rollers – U groove for aluminium – PU screen mesh – Industrial impeller – Mining scraper – Mining water flume – Screen printing squeegee – Car film tools

Company Profile

HangZhou CITY SANSHI RUBBER CO.,LTD.

Was founded in 1980,we are located in HangZhou HangZhou city, ZheJiang province of China,
covers 9000 square meters,with more than hundred workemates and 30 sets of machinery equipment.
Rubber Oil seal are our major products also with customerized rubber parts , Rubber gaskets, Rubber damping blocks,Rubber sealing strip, Rubber sealing band,Polyurethane parts,Plastic Products, Bakelite Products , ring, Hardware stamping parts.

Our advantages

1. Various material.
2. We are direct factory, so small order quantity is acceptable and lots of samples are free.
3. There are about 8000 sets of moulds are free.
4. Our factory locates in the north of China, the cheaper labor cost brings us lower production cost.
5. With more than 30-year experience, we could supply you suitable solutions.

FAQ

Q1: Are you trading company or manufacturer?
We are a manufacturer specializing in rubber & plastic products.

Q2: Can I have a sample order for the product?
Yes, we welcome sample order to test and check quality.

Q3: Do you provide OEM/ODM service?
Yes, OEM/ODM are welcome.

Q4: I want to know more information, what should I do?
Welcome talk with us online or leave a message. Besides, you can also contact us by Email.
We will reply to you within 24 hours on weekdays.

Q5: What about the lead time?
Sample needs 5-7 days, mass production time is subject to your quantity. 15-20 days to deliver 1×20″ container of roof flashing for
instance.

Q6: Is it OK to print my logo on the product?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

material: Polyurethane,
color: white, black, yellew, orange
feature: wearable, high qualtiy and best price

T type plum 6 corner pump pad

Performance and application:

This product is suitable for the pump and the drive mechanism to connect the elastic buffer.

Use temperature: 0C ~+80 0C -40

Product hardness: 5.75A + 5 +

Gauge: T200 – T40

Cars, tractors gearbox seal with nitrile rubber, its poor performance. Instead polyurethane elastomer seals, has good flexibility, water resistance, elasticity, abrasion resistance, low temperature resistance and mechanical strength.
custom-made is welcome, and the mold charge is for free.

Material available	NBR, HNBR(H), HNBR(X), EPDM, NR,SBR, ACM,CFR,VMQ, CR,FKM(V), FFKM(K), PU, ECO,AFLAC
Mold	We can make mold by ourselves with competitive price, And if the quantity is up to 1000 pcs, the mold is for free. And more, for various oil seal, we have more than 10,000 molds in stock.
Size range	From 10mm to 2000mm Diameter
Weight range of products	5g to 20kg
Colors available	Red, orange, yellow, green, blue, gray, purple, brown, milk color
processing equipment	Rubber molding machines, rubber injection machines, extruding machines.

More about our company :
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rubber coupling

Maintaining and Preserving Rubber Coupling Performance

To ensure the longevity and optimal performance of rubber couplings, the following best practices should be observed:

Regular Inspections: Perform visual inspections for signs of wear, cracks, or damage.
Lubrication: Apply appropriate lubricants to minimize friction and extend rubber life.
Alignment: Maintain proper alignment between connected shafts to prevent undue stress on the coupling.
Temperature Control: Monitor operating temperatures to prevent overheating that can accelerate rubber degradation.
Load Monitoring: Avoid overloading the coupling beyond its rated capacity.
Vibration Analysis: Monitor vibration levels and address excessive vibrations promptly.
Regular Maintenance: Follow manufacturer’s recommendations for maintenance schedules.
Replacement: Replace worn or damaged rubber elements as needed.

By adhering to these practices, the performance and service life of rubber couplings can be effectively preserved.

rubber coupling

Industry Standards and Guidelines for Rubber Couplings

There are no specific industry standards or guidelines that exclusively govern the design and application of rubber couplings. However, various general standards and engineering practices apply to flexible couplings, including rubber couplings:

ISO 14691: This standard provides guidelines for the installation, use, and maintenance of industrial flexible couplings, which include rubber couplings.
AGMA 9005: The American Gear Manufacturers Association (AGMA) standard provides information on selecting lubricants and lubrication methods for flexible couplings, ensuring proper performance and longevity.
API 671: This API standard specifies the requirements for special-purpose couplings used in petroleum, chemical, and gas industry services, which can include rubber couplings for specific applications.
Manufacturer Recommendations: Many rubber coupling manufacturers provide guidelines, specifications, and installation instructions for their products, helping users select the right coupling and use it correctly.

Since rubber couplings fall under the category of flexible couplings, engineers and designers can follow these broader standards and best practices while considering the specific characteristics and performance requirements of rubber couplings for their applications.

rubber coupling

Types of Rubber Couplings Designed for Specific Uses

There are several types of rubber couplings, each designed with specific characteristics to suit various applications:

Flexible Jaw Couplings: These couplings consist of two hubs connected by a flexible rubber element. They are commonly used in applications where misalignment, vibrations, and shocks need to be dampened, such as in pumps, fans, and compressors.
Oldham Couplings: Oldham couplings use a rubber disk as the intermediate element between two hubs. They provide compensation for misalignment while maintaining a constant velocity between input and output shafts, often used in printing, packaging, and CNC machinery.
Tyre Couplings: These couplings have a high degree of torsional flexibility and are suitable for applications with substantial misalignment and shock absorption requirements, like in heavy-duty machinery and construction equipment.
Pin and Bush Couplings: These couplings use rubber bushes to provide vibration isolation and accommodate misalignment. They are used in various industrial applications, including conveyors, mixers, and crushers.
Diaphragm Couplings: Diaphragm couplings use a flexible rubber diaphragm to transmit torque and compensate for misalignment. They are commonly found in precision equipment like servo motors and robotics.

China Professional Mt Yox Mh HRC Gr GS Nm Nl Gr42 T PU Polyurethane Rubber Coupling Spider Elastic Gasket Ring
editor by CX 2024-05-09

China supplier Coupling Buffer Urethane Rubber Spider

Product Description

Product description

Material	Materials for silicon,fluorine,NBR,FPM,EPDM,SILCONE ACM,HNBR
Inspection Equipments	Excellent chemical and physical property, excellent oil- resistance, high temperature stability, etc.
Tolerance	+/-0.05mm
Drawing Format	PDF/DWG/DXF/IGS/STEP,etc
Application field	Parts are used on vehicles, printing machines, food processing machines, textile machines, electronic machines, etc.
Manufacturing process	CNC machining Broaching, Drilling, Milling, Other Machining Services, Rapid Prototyping, Turning,
Shape	As per your drawing Or your sample
Color service	Customization
QC inspection	Make sure 100% inspection before the delivery

Advantages	Maintenance,acturally HRC coupling doesn’t need maintenance.
	Environmental, elastic components make HRC coupling applies to a variety of working conditions.
	Reliable transmission, in case of elastic component is damaged, the dog segment wichcasted siamesedly still keep the transmission processing reliably.
	Economic, HRC couplings have already been made of optimization design,which make transmission power match the transmission shaft diameter.
	Good recovery capacity, elastic components can reduce the load at the CHINAMFG moments, and the deviation is a major consideration when designing.
	Adaptability of misalignment, HRC can coupling contains parallel shift, angle shift and axis shift which happen some times.

Application and analysis

Our warehouse

Custom rubber parts

Custom plastic parts

Packing & Delivery

Packaging Details: plastic bag packing inside, carton packing outside, or customized packing.
Port:Xihu (West Lake) Dis.g port, ZheJiang city.
Lead Time :

Quantity(Pieces)	1 – 1000	1001 – 10000	10001 – 50000	>50000
Est. Time(days)	5	12	18	To be negotiated

Place order steps

Our Services:

1. Convenient: 24th Hours sales/After-sales Service online or on the phone.

2. Quality Assurance: We will discuss with you and supply you the best quality comfortable to your market.

3. Quick delivery: Time is money, we promise we always will deliver the goods quicker than others.

4. According to customers’ drawing,customized specifications are welcomed.

5. Small orders can be accepted.

Packing

Company Profile

SHEN ZHOU CHINAMFG RUBBER & PLASTIC CO.,LTD was founded in 2000. The factory located in industrial zone of HangZhou city, ZheJiang province, china.

We have Plastic injection molding workshop and rubber compression molding workshops.Our main products includes Bakelit Knobs,Pull Handle,rubber door stops, door guard, roller, rubber bumpers, Rubber grommets, vibration dampers, seals, plastic corner, injection plastic brackets, injection plastic shell.to undertake various kinds of rubber molding and plastic injection parts, customize according to drawing and samples.

The products have been exported to America, Europe, Oceania, Middle East, Southeast Asia and other regions and countries, and hope to build more business Cooperation with new client from all over the world.

FAQ

Q1: Are you a manufacturer or a trading company?

A1: We are the original manufacturer of custom rubber parts and custom plastic parts.

Q2: Where is your company located?

A2: Our company is located in HangZhou City, ZheJiang Province, China.

Q3: Could I get free samples?

A3: We could provide small samples for free, but air freight or sea freight should be borne by customer side.

Q4: What should I provide in order to get an offer?

A4: Customers are required to provide material, inner diameter, outer diameter, cross section distance and quantity.

Q5: How is the goods packed by your factory?

A5: The goods are normally packed by plastic bags, carton boxes with pallets or wooden boxes.

Q6: What are the incoterms applied?

A6: The incoterms applied are FOB, CIF and CFR.

Q7: What are the payment terms accepted?

A7: We accept Alibaba Trade Assurance, T/T, L/C and West Union.

Q8: What about the delivery time?

A8: The goods are normally dellivered to customer side within 7-30 days based CHINAMFG the mode of transport required.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

rubber coupling

Durometer Hardness in Rubber Coupling Materials

Durometer hardness is a measure of the material’s resistance to indentation or penetration by a specified indenter. In rubber couplings, durometer hardness is a critical characteristic that influences their performance. It is typically measured using a durometer instrument.

The durometer hardness scale commonly used for rubber materials is the Shore durometer scale, indicated by a letter followed by a numerical value (e.g., Shore A, Shore D). Lower durometer values indicate softer and more flexible rubber, while higher values indicate harder and less flexible rubber.

In relation to rubber couplings:

Higher Durometer (Harder Rubber): Couplings made from harder rubber materials have better torque transmission capabilities and higher load-bearing capacity. However, they may offer less vibration isolation and misalignment compensation.
Lower Durometer (Softer Rubber): Couplings made from softer rubber materials provide greater flexibility, vibration damping, and misalignment compensation. They are suitable for applications where vibration reduction is crucial.

The choice of durometer hardness depends on the specific requirements of the application, including torque levels, vibration, misalignment, and desired performance characteristics.

rubber coupling

Common Rubber Materials Used in Manufacturing Rubber Couplings

Various rubber materials are used in the manufacturing of rubber couplings, each chosen based on its specific properties and the intended application:

Neoprene: Known for its oil and chemical resistance, neoprene rubber is used in couplings that require durability and resistance to harsh environments.
Nitrile: Nitrile rubber offers excellent oil and fuel resistance, making it suitable for applications in machinery that involve contact with lubricants.
Natural Rubber: Natural rubber provides good elasticity and flexibility, making it suitable for couplings requiring high levels of shock and vibration absorption.
EPDM: Ethylene Propylene Diene Monomer (EPDM) rubber offers good resistance to weather, ozone, and aging, making it suitable for outdoor or high-temperature applications.
Polyurethane: Polyurethane rubber offers high abrasion resistance and can handle higher load capacities, making it suitable for heavy-duty applications.

The choice of rubber material depends on factors such as the operating environment, chemical exposure, temperature range, flexibility requirements, and load conditions. Engineers select the appropriate rubber material to ensure the coupling’s performance and longevity in specific applications.

rubber coupling

Main Advantages of Using Rubber Couplings in Industrial Applications

Rubber couplings offer several key advantages when used in industrial applications. These advantages make them a popular choice for various industries and mechanical systems:

Misalignment Tolerance: Rubber couplings can accommodate angular, parallel, and axial misalignments between connected shafts, reducing the need for precise alignment during installation and operation.
Vibration Damping: The rubber elements of these couplings absorb and dampen vibrations, minimizing the transmission of vibrations and shocks to other components. This helps prevent damage, wear, and noise generation.
Shock Absorption: In systems where sudden shocks or impacts occur, rubber couplings absorb and cushion the impact, protecting connected components from damage.
Noise Reduction: The ability to dampen vibrations also contributes to noise reduction, creating quieter operation environments for machinery and equipment.
Equipment Protection: Rubber couplings protect sensitive equipment from excessive loads, vibrations, and shocks, enhancing the longevity and reliability of the system.
Cost-Effectiveness: Compared to some other coupling types, rubber couplings are generally cost-effective to manufacture, purchase, and maintain.
Easy Installation: The flexibility and design of rubber couplings make them relatively easy to install without the need for specialized tools or complex procedures.
Minimal Maintenance: Rubber couplings require minimal maintenance and lubrication, reducing downtime and maintenance costs.
Wide Range of Applications: Rubber couplings are versatile and find applications in various industries, including automotive, power generation, pumps, conveyors, and more.

China supplier Coupling Buffer Urethane Rubber Spider
editor by CX 2024-05-09

China manufacturer High Quality XL Power Transmission Parts Flexible Rubber Curved Spider Jaw Coupling

Product Description

Star type Small coupler Flexible Spider Shaft Jaw Rubber Coupling

Description:

The Curved Jaw couplings can be used in many applications and serve as an all-purpose coupling. The basic design of the Curved Jaw allows for a higher torque capacity in a compact design. The curved tooth has a greater contact area which gives it the high torque capacity, and reduces edge pressure. It will accommodate axial, radial and angular shaft misalignment. The hubs are produced from a variety of materials including: aluminum, gray iron, Steel and stainless steel. The spider elements are available in various durometer options in Urethane & Hytrel. The spiders can perform under normal duty cycle conditions to heavy duty cycles which include shock loading and can minimize torsional vibrations in the system.

Product features:
1. Three Piece Design
2. No Lubrication Required
3. Variable Durometer
4. Urethane Elements
5. No Metal to Metal Contact
6. High Torque Capacities
7. Variable Hub Materials

Product parameters:

Application:
Mainly used in the mining, metallurgical, cement, chemicals, construction, building materials, electric power, telecommunications, textiles, and transportation departments.
Such as:
Conveyor: Belt conveyor.AFC conveyor.Chain conveyor.Screw conveyor.
Pump: Water pump, oil pump, slush pump,etc
Fan: Draft fan,Fanner, boiler fan,etc
Excavator: Bucket excavator. Bucket wheel excavators.Bucket wheel stacker reclaimer.
Crane: Tower crane.Gantry crane.Bridge crane.
Others: Various elevators.Coal plough.Ball mill.Crusher.Recreation machine.
Blender equipment.Centrifuger. Washer.Leather-making machine.machine for
recreation park mixer wire drawing machine.Extruder,dregs crusher of boiler.
Plastic feeder.Rubber smelling machine.etc.

Packing & Shipping:

FAQ:
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks in PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

rubber coupling

Impact of Elastomer Element Design on Rubber Coupling Performance

Elastomer Material: The choice of elastomer material influences the coupling’s flexibility, damping characteristics, and resistance to wear. Different elastomers offer varying levels of resilience, chemical resistance, and temperature tolerance. Common elastomers used include natural rubber, synthetic rubber compounds, and polyurethane.
Elastomer Hardness (Durometer): The durometer hardness of the elastomer affects its flexibility and ability to absorb vibrations. Softer elastomers have higher damping capabilities but may offer less torsional stiffness. Harder elastomers provide better torque transmission but may have reduced vibration isolation.
Elastomer Shape and Geometry: The shape and geometry of the elastomer elements influence their flexibility and deformation characteristics. Different designs, such as cylindrical, star-shaped, or spider-shaped elements, affect the coupling’s ability to accommodate misalignments and transmit torque smoothly.
Elastomer Bonding: The way the elastomer is bonded to the coupling’s hubs or inserts impacts the coupling’s overall durability and reliability. Proper bonding ensures that the elastomer effectively transfers torque and maintains its properties over time.
Elastomer Properties Over Temperature: Elastomers can exhibit changes in performance with temperature fluctuations. Understanding how the chosen elastomer material behaves at different temperatures is essential for applications with varying operating conditions.

rubber coupling

Comparison of Rubber Couplings with Other Flexible Coupling Types

Rubber couplings, elastomeric couplings, and disc couplings are all flexible coupling options used in various mechanical systems. Here’s a comparison of rubber couplings with these alternatives:

Rubber Couplings:

Transmit torque while damping vibrations through the flexibility of rubber elements.
Provide good misalignment compensation and shock absorption.
Relatively simple construction and cost-effective.
Effective in reducing noise and vibration in applications.
Suitable for moderate to high torque applications with moderate misalignment.

Elastomeric Couplings:

Similar to rubber couplings, utilize elastomeric materials for flexibility and vibration damping.
Offer higher torque capacity and stiffness compared to rubber couplings.
Provide better misalignment compensation and torsional stiffness.
Wider range of sizes and configurations for various applications.
Commonly used in pumps, compressors, and other machinery.

Disc Couplings:

Use a series of metal discs to transmit torque and accommodate misalignment.
Offer high torsional stiffness and accuracy in torque transmission.
Can handle higher speeds and torque compared to rubber or elastomeric couplings.
Require precision in manufacturing and installation.
Used in applications requiring high precision and minimal backlash.

When choosing between these flexible coupling types, considerations such as torque requirements, misalignment compensation, torsional stiffness, and application-specific needs play a significant role in making the appropriate selection. Each type has its advantages and limitations, making it important to assess the specific requirements of the machinery system.

rubber coupling

Role of Rubber Flexibility in Accommodating Misalignment

Rubber couplings are designed with a flexible element, usually made of elastomers, that plays a crucial role in accommodating misalignment between connected shafts. The flexibility of the rubber element allows it to deform and absorb angular, axial, and radial misalignments, providing several benefits:

1. Angular Misalignment: When the input and output shafts are not perfectly aligned in terms of angle, the rubber element can flex and twist, allowing the coupling to transmit torque even when the axes are not parallel.

2. Axial Misalignment: Axial misalignment occurs when the shafts move closer together or farther apart along their axis. The rubber element can compress or extend, adjusting the distance between the shafts without hindering torque transfer.

3. Radial Misalignment: Radial misalignment refers to the offset between the centers of the shafts. The rubber element can bend in response to radial displacement, ensuring that the coupling remains operational while accommodating the offset.

This flexibility not only enables the rubber coupling to handle misalignment but also helps prevent excessive stress on the connected machinery. By absorbing shock loads and distributing forces, the rubber element reduces wear and tear on components and minimizes the risk of premature failure.

In essence, the rubber’s flexibility in the coupling acts as a buffer against misalignment-induced stresses, contributing to smoother operation, improved longevity, and reduced maintenance in mechanical systems.

China manufacturer High Quality XL Power Transmission Parts Flexible Rubber Curved Spider Jaw Coupling
editor by CX 2024-05-07

China best CHINAMFG XL Types High-Pressure Rubber Flexible Spider Jaw Coupling

Product Description

XL Types High-Pressure Rubber Flexible Spider Jaw Coupling

XL Type Flexible Spider Jaw Coupling comprises a convex claw block that can be avoided due to external constraints, internal deformation, and centrifugal impact deformation; in concave-convex claw, the pressure on the surface of the involute tooth is very small, even under overload, the tooth will not wear or deformation.

Flexible jaw couplings are used in power transmission of industrial equipment such as metallurgy, mining, lifting, transportation, petroleum, chemical industry, shipbuilding, textile, light industry, agricultural machinery, and industrial equipment such as pumps, fans, compressors, machine tools, gearboxes, mixers, printing machines, and conveyors.

Advantage:

Run smoothly;

Easy to install;

Compensate displacement (axial, radial, angular);

XL Star Type Flexible Coupling Main Dimension:

Type	Nominal torque Tn/N·m	Shaft hole diameter	L		D	D₁	B₁	S
		d₁,d₂	Y	J₁,Z₁
XL1	20	6,7	18	–	40	32	12	2
		8,9	22	–
		10,11	25	22
		12,14	32	27
		16,18,19	42	30
XL2	71	8,9	22	–	55	40	14
		10,11	25	22
		12,14	32	27
		16,18,19	42	30
		20,22,24	52	38
XL3	200	10,11	25	22	65	48	15	2.5
		12,14	32	27
		16,18,19	42	30
		20,22,24	52	38
		25,28	62	44
XL4	400	12,14	32	27	80	66	18	3
		16,18,19	42	30
		20,22,24	52	38
		25,28	62	44
		30,32,35,38	82	60
XL5	560	14	32	27	95	75	20
		16,18,19	42	30
		20,22,24	52	38
		25,28	62	44
		30,32,35,38	82	60
		40,42	112	84
XL6	630	16,18,19	42	30	105	85	21	3.5
		20,22,24	52	38
		25,28	62	44
		30,32,35,38	82	60
		40,42,45,48	112	84
XL7	800	20,22,24	52	38	120	98	22	4
		25,28	62	44
		30,32,35,38	82	60
		40,42,45,48,50,55	112	84
XL8	900	22,24	52	38	135	115	26	4.5
		25,28	62	44
		30,32,35,38	82	60
		40,42,45,48,50,55	112	84
		60,63,65	142	107
XL9	2000	30,32,35,38	82	60	160	135	30	5
		40,42,45,48,50,55,56	112	84
		60,63,65,70,71,75	142	107
XL10	5000	40,42,45,48,50,55,56	112	84	200	160	34	5.5
		60,63,65,70,71,75	142	107
		80,85,90	172	132
XL11	7100	50,55,56	112	84	225	180	38	6
		60,63,65,70,71,75	142	107
		80,85,90,95	172	132
		100	212	167
XL12	8000	60,63,65,70,71,75	142	107	255	200	42	6.5
		80,85,90,95	172	132
		100,110	212	167
XL13	10000	60,63,65,70,71,75	142	107	290	230	46	7
		80,85,90,95	172	132
		100,110,120,125	212	167
XL14	14000	60,63,65,70,71,75	142	107	320	255	50	7.5
		80,85,90,95	172	132
		100,110,120,125	212	167
		130,140	252	202
XL15	20000	80,85,90,95	172	132	370	290	57	9
		100,110,120,125	212	167
		130,140,150	252	202
		160	302	242
XL16	25000	85,90,95	172	132	420	325	64	10.5
		100,110,120,125	212	167
		130,140,150	252	202
		160,170,180	302	242

Product Show:

♦Other Products List

Transmission Machinery Parts Name	Model
Universal Coupling	WS, WSD, WSP
Cardan Shaft	SWC, SWP, SWZ
Tooth Coupling	CL, CLZ, GCLD, GIICL, GICL, NGCL, GGCL, GCLK
Disc Coupling	JMI, JMIJ, JMII, JMIIJ
High Flexible Coupling	LM
Chain Coupling	GL
Jaw Coupling	LT
Grid Coupling	JS

♦Our Company
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. To perfect our service, we provide products of good quality at a reasonable price.

Welcome to customize products from our factory and please provide your design drawings or contact us if you need other requirements.

♦Our Services
1. Design Services
Our design team has experience in coupling relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a special test by Professional Staff according to the standard of ISO9001 and TS16949.

♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artwork in PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order then the cost of the sample will be deducted.

Q 5: How extended is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A:1) T/T.

♦Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

rubber coupling

Maintaining and Preserving Rubber Coupling Performance

To ensure the longevity and optimal performance of rubber couplings, the following best practices should be observed:

Regular Inspections: Perform visual inspections for signs of wear, cracks, or damage.
Lubrication: Apply appropriate lubricants to minimize friction and extend rubber life.
Alignment: Maintain proper alignment between connected shafts to prevent undue stress on the coupling.
Temperature Control: Monitor operating temperatures to prevent overheating that can accelerate rubber degradation.
Load Monitoring: Avoid overloading the coupling beyond its rated capacity.
Vibration Analysis: Monitor vibration levels and address excessive vibrations promptly.
Regular Maintenance: Follow manufacturer’s recommendations for maintenance schedules.
Replacement: Replace worn or damaged rubber elements as needed.

By adhering to these practices, the performance and service life of rubber couplings can be effectively preserved.

rubber coupling

Industry Standards and Guidelines for Rubber Couplings

ISO 14691: This standard provides guidelines for the installation, use, and maintenance of industrial flexible couplings, which include rubber couplings.
AGMA 9005: The American Gear Manufacturers Association (AGMA) standard provides information on selecting lubricants and lubrication methods for flexible couplings, ensuring proper performance and longevity.
API 671: This API standard specifies the requirements for special-purpose couplings used in petroleum, chemical, and gas industry services, which can include rubber couplings for specific applications.
Manufacturer Recommendations: Many rubber coupling manufacturers provide guidelines, specifications, and installation instructions for their products, helping users select the right coupling and use it correctly.

rubber coupling

Utilization of Rubber Couplings in Mechanical Systems

A rubber coupling is a type of flexible coupling that utilizes rubber elements to connect two shafts while allowing a certain degree of misalignment and vibration damping. It is commonly used in mechanical systems to transmit torque, accommodate misalignment, and reduce shock and vibration. Here’s how rubber couplings are utilized:

Torque Transmission: Rubber couplings transmit torque from one shaft to another, enabling the transfer of power between components while allowing for slight angular, parallel, and axial misalignments.
Misalignment Compensation: These couplings can accommodate both angular and axial misalignments, which can occur due to manufacturing tolerances, thermal expansion, or other factors. The flexibility of the rubber element helps prevent excessive loads on connected equipment.
Vibration Damping: The elastic properties of rubber help dampen vibrations and shocks generated during the operation of rotating machinery. This prevents the transmission of harmful vibrations to other parts of the system and reduces wear and fatigue.
Noise Reduction: Rubber couplings help reduce noise by absorbing vibrations and minimizing the transmission of sound waves through the system.
Equipment Protection: By absorbing shocks and vibrations, rubber couplings protect sensitive equipment and components from damage, thereby extending their lifespan.
Simple Installation: Rubber couplings are relatively easy to install and require minimal maintenance, making them a convenient choice for various applications.
Wide Range of Applications: Rubber couplings find applications in various industries, including automotive, industrial machinery, pumps, compressors, and more.

In summary, rubber couplings are utilized in mechanical systems to transmit torque, accommodate misalignment, reduce vibration and shock, protect equipment, and enhance the overall performance and reliability of rotating machinery.

China best CHINAMFG XL Types High-Pressure Rubber Flexible Spider Jaw Coupling
editor by CX 2024-05-06

China Good quality 2017 Gr PU Rubber Spider / Shaft Coupling

Product Description

Product description

Material	Materials for silicon,fluorine,NBR,FPM,EPDM,SILCONE ACM,HNBR
Inspection Equipments	Excellent chemical and physical property, excellent oil- resistance, high temperature stability, etc.
Tolerance	+/-0.05mm
Drawing Format	PDF/DWG/DXF/IGS/STEP,etc
Application field	Parts are used on vehicles, printing machines, food processing machines, textile machines, electronic machines, etc.
Manufacturing process	CNC machining Broaching, Drilling, Milling, Other Machining Services, Rapid Prototyping, Turning,
Shape	As per your drawing Or your sample
Color service	Customization
QC inspection	Make sure 100% inspection before the delivery

Advantages	Maintenance,acturally HRC coupling doesn’t need maintenance.
	Environmental, elastic components make HRC coupling applies to a variety of working conditions.
	Reliable transmission, in case of elastic component is damaged, the dog segment wichcasted siamesedly still keep the transmission processing reliably.
	Economic, HRC couplings have already been made of optimization design,which make transmission power match the transmission shaft diameter.
	Good recovery capacity, elastic components can reduce the load at the CHINAMFG moments, and the deviation is a major consideration when designing.
	Adaptability of misalignment, HRC can coupling contains parallel shift, angle shift and axis shift which happen some times.

Application and analysis

Our warehouse

Custom rubber parts

Custom plastic parts

Packing & Delivery

Packaging Details: plastic bag packing inside, carton packing outside, or customized packing.
Port:Xihu (West Lake) Dis.g port, ZheJiang city.
Lead Time :

Quantity(Pieces)	1 – 1000	1001 – 10000	10001 – 50000	>50000
Est. Time(days)	5	12	18	To be negotiated

Place order steps

Our Services:

1. Convenient: 24th Hours sales/After-sales Service online or on the phone.

2. Quality Assurance: We will discuss with you and supply you the best quality comfortable to your market.

3. Quick delivery: Time is money, we promise we always will deliver the goods quicker than others.

4. According to customers’ drawing,customized specifications are welcomed.

5. Small orders can be accepted.

Packing

Company Profile

SHEN ZHOU CHINAMFG RUBBER & PLASTIC CO.,LTD was founded in 2000. The factory located in industrial zone of HangZhou city, ZheJiang province, china.

FAQ

Q1: Are you a manufacturer or a trading company?

A1: We are the original manufacturer of custom rubber parts and custom plastic parts.

Q2: Where is your company located?

A2: Our company is located in HangZhou City, ZheJiang Province, China.

Q3: Could I get free samples?

A3: We could provide small samples for free, but air freight or sea freight should be borne by customer side.

Q4: What should I provide in order to get an offer?

A4: Customers are required to provide material, inner diameter, outer diameter, cross section distance and quantity.

Q5: How is the goods packed by your factory?

A5: The goods are normally packed by plastic bags, carton boxes with pallets or wooden boxes.

Q6: What are the incoterms applied?

A6: The incoterms applied are FOB, CIF and CFR.

Q7: What are the payment terms accepted?

A7: We accept Alibaba Trade Assurance, T/T, L/C and West Union.

Q8: What about the delivery time?

A8: The goods are normally dellivered to customer side within 7-30 days based CHINAMFG the mode of transport required.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

rubber coupling

Recent Advancements in Rubber Coupling Technology

In recent years, rubber coupling technology has seen several advancements aimed at improving performance, durability, and overall efficiency:

Enhanced Rubber Compounds: Development of advanced rubber compounds with improved resistance to wear, heat, chemicals, and environmental conditions.
Advanced Manufacturing Techniques: Utilization of innovative manufacturing processes like injection molding and vulcanization to create couplings with consistent quality and higher precision.
Improved Design: Integration of advanced design techniques and computer simulations to optimize the shape and characteristics of rubber elements, resulting in enhanced flexibility and damping properties.
Customization: Increasing focus on offering customizable rubber couplings to meet specific application requirements and environmental conditions.
Smart Couplings: Incorporation of sensors and monitoring systems into rubber couplings, allowing real-time tracking of coupling performance and condition.

These advancements have led to rubber couplings that offer better torque transmission, improved vibration isolation, longer service life, and reduced maintenance needs.

rubber coupling

Handling Torque and Vibration Suppression in Rubber Couplings

Torque Transmission: Rubber couplings can transmit torque between shafts while accommodating angular misalignment. The rubber element flexes and deforms as torque is applied, allowing the coupling to transmit power even in misaligned conditions.
Vibration Suppression: Rubber’s inherent damping characteristics help absorb and dissipate vibrations and shocks generated during the operation of machinery. This feature reduces the transfer of vibrations to connected components, minimizing wear and enhancing overall system performance.

rubber coupling

Types of Rubber Couplings Designed for Specific Uses

There are several types of rubber couplings, each designed with specific characteristics to suit various applications:

Flexible Jaw Couplings: These couplings consist of two hubs connected by a flexible rubber element. They are commonly used in applications where misalignment, vibrations, and shocks need to be dampened, such as in pumps, fans, and compressors.
Oldham Couplings: Oldham couplings use a rubber disk as the intermediate element between two hubs. They provide compensation for misalignment while maintaining a constant velocity between input and output shafts, often used in printing, packaging, and CNC machinery.
Tyre Couplings: These couplings have a high degree of torsional flexibility and are suitable for applications with substantial misalignment and shock absorption requirements, like in heavy-duty machinery and construction equipment.
Pin and Bush Couplings: These couplings use rubber bushes to provide vibration isolation and accommodate misalignment. They are used in various industrial applications, including conveyors, mixers, and crushers.
Diaphragm Couplings: Diaphragm couplings use a flexible rubber diaphragm to transmit torque and compensate for misalignment. They are commonly found in precision equipment like servo motors and robotics.

China Good quality 2017 Gr PU Rubber Spider / Shaft Coupling
editor by CX 2024-05-06

China OEM Mh Rubber Spider Flexible Coupling

Product Description

COUPLINGS

HRC	FCL	Chain coupling	GE	L	NM	MH	Torque limiter
HRC 70B	FCL90	KC4012	GE14	L050	NM50	MH45	TL250-2
HRC 70F	FCL100	KC4014	GE19	L070	NM67	MH55	TL250-1
HRC 70H	FCL112	KC4016	GE24	L075	NM82	MH65	TL350-2
HRC 90B	FCL125	KC5014	GE28	L090	NM97	MH80	TL350-1
HRC 90F	FCL140	KC5016	GE38	L095	NM112	MH90	TL500-2
HRC 90H	FCL160	KC6018	GE42	L099	NM128	MH115	TL500-1
HRC 110B	FCL180	KC6571	GE48	L100	NM148	MH130	TL700-2
HRC 110F	FCL200	KC6571	GE55	L110	NM168	MH145	TL700-1
HRC 110H	FCL224	KC8018	GE65	L150	NM194	MH175
HRC 130B	FCL250	KC8571	GE75	L190	NM214	MH200
HRC 130F	FCL280	KC8571	GE90	L225
HRC 130H	FCL315	KC1571
HRC 150B	FCL355	KC12018
HRC 150F	FCL400	KC12571
HRC 150H	FCL450
HRC 180B	FCL560
HRC 180F	FCL630
HRC 180H
HRC 230B
HRC 230F
HRC 230H
HRC 280B
HRC 280F
HRC 280H

Catalogue

Workshop

Lots of couplings in stock

FAQ

Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.

Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.

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rubber coupling

Durometer Hardness in Rubber Coupling Materials

In relation to rubber couplings:

Higher Durometer (Harder Rubber): Couplings made from harder rubber materials have better torque transmission capabilities and higher load-bearing capacity. However, they may offer less vibration isolation and misalignment compensation.
Lower Durometer (Softer Rubber): Couplings made from softer rubber materials provide greater flexibility, vibration damping, and misalignment compensation. They are suitable for applications where vibration reduction is crucial.

The choice of durometer hardness depends on the specific requirements of the application, including torque levels, vibration, misalignment, and desired performance characteristics.

rubber coupling

Industries and Applications of Rubber Couplings

Rubber couplings are widely utilized in various industries and applications where their unique characteristics are beneficial. Some examples include:

Automotive: Rubber couplings are commonly used in automotive drivetrains to connect the engine to the transmission and other components. They help absorb engine vibrations and shocks, enhancing passenger comfort.
Pumping Systems: Rubber couplings find applications in pumps and fluid handling systems, where they dampen vibrations and reduce wear on connected equipment.
Material Handling: Conveyor systems and material handling equipment use rubber couplings to minimize vibrations and shock loads during the movement of materials.
Industrial Machinery: Rubber couplings are employed in various types of industrial machinery, such as compressors, generators, and gearboxes, to ensure smooth torque transmission and vibration isolation.
Marine: In marine applications, rubber couplings connect propulsion systems and power transmission components, contributing to the overall reliability and performance of vessels.
Renewable Energy: Wind turbines and solar tracking systems utilize rubber couplings to absorb dynamic loads and vibrations caused by changing wind conditions.

These examples highlight the versatility and importance of rubber couplings in maintaining efficient and reliable operation across a wide range of industries and applications.

rubber coupling

Main Advantages of Using Rubber Couplings in Industrial Applications

Rubber couplings offer several key advantages when used in industrial applications. These advantages make them a popular choice for various industries and mechanical systems:

Misalignment Tolerance: Rubber couplings can accommodate angular, parallel, and axial misalignments between connected shafts, reducing the need for precise alignment during installation and operation.
Vibration Damping: The rubber elements of these couplings absorb and dampen vibrations, minimizing the transmission of vibrations and shocks to other components. This helps prevent damage, wear, and noise generation.
Shock Absorption: In systems where sudden shocks or impacts occur, rubber couplings absorb and cushion the impact, protecting connected components from damage.
Noise Reduction: The ability to dampen vibrations also contributes to noise reduction, creating quieter operation environments for machinery and equipment.
Equipment Protection: Rubber couplings protect sensitive equipment from excessive loads, vibrations, and shocks, enhancing the longevity and reliability of the system.
Cost-Effectiveness: Compared to some other coupling types, rubber couplings are generally cost-effective to manufacture, purchase, and maintain.
Easy Installation: The flexibility and design of rubber couplings make them relatively easy to install without the need for specialized tools or complex procedures.
Minimal Maintenance: Rubber couplings require minimal maintenance and lubrication, reducing downtime and maintenance costs.
Wide Range of Applications: Rubber couplings are versatile and find applications in various industries, including automotive, power generation, pumps, conveyors, and more.

China OEM Mh Rubber Spider Flexible Coupling
editor by CX 2024-04-29