Product Description

Material: PU, and CHINAMFG is available
Standard: GB5272-85
Application: Can compensate the relative deviation, damping, buffering, small radial dimension, simple structure, no need of lubrication, the bearing capacity is high, easy to maintain, but change the elastic element in 2 shaft coupling needs to move along the axial direction. Is suitable for connecting 2 coaxial, frequent starting, reversing the changes, low speed, small power transmission, high reliability requirements of shafting parts, not suitable for heavy load and axial size restrictions, parts of the 2 axis of difficulties in the replacement of the elastic component.

Torque: 22.4 – 2500NM
Wear: < 0.05cm3 / 1.61km
Product hardness: 95A + 5
Standard: GB5272-85
Specifications: MT14 – MT1

material:According to the selection of different materials in different conditions, such as fan, water pump, light industry, textile and other stable work, little change in load, can be used  polyurethane
SIZE:

Model	OD	ID	H	The number of petals
MT1	48	19	12	4
MT2	68	28	18	6
MT3	82	34	18	6
MT4	100	42	20	6
MT5	122	52	25	6
MT6	140	64	30	6
MT7	166	90	30	8
MT8	196	100	35	8
MT9	225	115	35	10
MT10	255	140	45	10
MT11	295	170	50	10
MT12	356	215	55	12
MT13	391	250	55	12

custom-made is welcome
We have all specs  in stock, so small order is available, and delivery fast.

About us:
Company Information
ZheJiang CHINAMFG Electronic Co., Ltd.established in 2008,having both trading company and owned factory .Office and showroom are located in ZheJiang . We produce and sell various Excavator Parts,such as coupling,Oil Seal,Hydraulic Parts,Excavator Rubber Parts,Excavator Electric Parts,Excavator wearing Parts,Engine Parts,Excavator Filters,Excavator Gears,Bearings,Excavator A/C Parts,Excavator Undercarriage Parts and Some air compressor couplings.
The parts we supplly can be used brandbexcavators:Komatsu,Hitachi,Sumitomo,Hyundai,Caterpillar,Case,Liebherr,Kobelco,Kato,Sany,Lonking,Sunward,Liugong,Samsung,Daewoo,Doosan,Volvo,Cummins,Isuzu,Yanmar,Kawasaki and CHINAMFG etc.
FAQ:

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.

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.

editor by CX 2023-11-08