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Price valid until 11 Feb 2026
≥ 1 Set
Minimum order quantity: 1 Set
Open to price negotiation
Supplier Country: China
Export market: Not specified
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3.0
China
Others, Trade
China
Inquiry Open Rate
95%
Total inquiries received
19
Inquiries Read
18
Year Established
2008
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A diaphragm coupling consists of several sets of diaphragms (thin stainless steel plates) bolted alternately to two coupling halves. Each set of diaphragms is composed of several stacked plates. Diaphragms are classified as connecting rod type and integral type with different shapes.
The coupling compensates for the relative displacement of the two connected shafts through the elastic deformation of the diaphragms. It is a high-erformance flexible coupling made of metal elastic elements, requiring no lubrication, with a compact structure, high strength, long service life, no rotational backlash, unaffected by temperature and oil contamination, and possessing acid, alkali, and corrosion resistance. It is suitable for shaft transmission in high-temperature, high-speed, and corrosive media environments, and is widely used in shaft transmission of various mechanical devices, such as water pumps (especially high-power and chemical pumps), fans, compressors, hydraulic machinery, petroleum machinery, printing machinery, textile machinery, chemical machinery, mining machinery, metallurgical machinery, aviation (helicopters), and high-speed power transmission systems of ships. After dynamic balancing, its application in high-speed transmission shaft systems is quite common.
It features high mechanical strength, large load-bearing capacity, light weight, small structural size, high transmission efficiency and accuracy, good reliability, and convenient assembly and disassembly. It also boasts characteristics such as no relative sliding, no need for lubrication, long service life, no noise, and resistance to acids, alkalis, and corrosion. It can be used in high-temperature, low-temperature, and oily, watery, and corrosive environments. It is suitable for medium- and high-speed, high-torque shaft transmissions, as well as shaft transmissions in various mechanical devices with relatively stable loads, exhibiting extremely high versatility.
High Torque, With Double Key

The JZMJ Heavy-duty Flexible Diaphragm Coupling is engineered for high torque applications. It features a double key design, offering superior performance and reliability in demanding environments. This coupling is ideal for precision torque transmission and is widely used across various industrial applications.
JZMJ Heavy-duty Flexible Diaphragm Coupling, High Torque, With Double Key.
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$120
/ Set
Min. order: 1 Set
Fei (Other)
Active
Year Established: 2008
Business type
Others, Trade