Product Description

Hygienic Metal Rubber Hydraulic PTFE Hose Assemblies Couplings
2. Material: Stainless steel 304, 316L
3. Standard: DIN, SMS, ISO, IDF, RJT
4. Size: DN10-DN150 1/2″-6″ larger size can be customize
5. Processing: CNC Machine
6. Medium: Beer, Dairy, Beverage, Pharmacy
7. Sample Policy: Sample Cost and Freight cost should be buyer’s.
Application: Dairy products, beer, food, beverage, pharmacy, and bioengineering industry, etc.
Our products adopt production craft and technology from EU, and meanwhile import foreign advanced numerically controlled machine tools and other process/inspection units. Our company specializes in producing sanitary stainless steel fluid equipment, valves and pipeline connection units. All the products are strictly manufactured according to different smoothness, material and sector’s standards (such as ISO, DIN, IDF, SMS and 3A) etc. Under the efforts of all scientific research personnel. We are keeping on developing new products. Our products are widely used in the fields of food, pharmaceuticals, dairy, beer, beverage and chemical industry, all the technical aspects have reached the international leading levels and are in conformance with GMP requirements. Large quantities of the products are exported to USA, Europe, Middle East, Southeast of Asian and other countries all over the world.

Honestly, open-mind and development are our company’s operation conception. We will appreciate and accept the client’s supports and valuable suggestions. The trust of our clients make us a responsibility to provide them with the best products.
Our mission: Devote ourselves to Xihu (West Lake) Dis.n Being’s health.
Our target: Develop superior special technology and pursuit excellence.
Our company’s culture: Innovation, unity, practicality.
With full passions, QL welcome your participation and sincerely await your visiting!

Qili as a manufacture maily produce a series of valves and pipe fittings  as follws.
1.Sanitary valve
Sanitary Butterfly Valves
Sanitary Check Valves
Sanitary Ball Valvess
Sanitary Diaphragm Valves
2. Sanitary Pipe Fittings
Sanitary Elbow
Sanitary Tee
Sanitary Reducer
Sanitary Cross
Sanitary Triclamp Ferrule
Sanitary Cap
Sanitary Pipe Hanger
Sanitary Tank Cleaning Ball
Sanitary Hose Joint
Sanitary Unions
Sanitary Sight Glass

3.Sanitary Gasket
Silicone/EPDM Gasket for Triclamp
Silicone/EPDM Gasket for Union
Silicone/EPDM Gasket for Butterfly Valve
we can also produce  if your Specification is out of our standard
Welcome to your visiting to my factory.

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.

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.

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.

editor by CX 2023-09-04