JIAXING VIIPLUS INTERNATIONAL TRADING CO.,LTD |
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Double Mass Flywheel Repair self-lubricating Bearings
A passenger car with at least 30 parts with self-lubricating bearings. Shock absorbers, brake systems, pedal assembly, seat adjustment systems, door hinges, air conditioning, air conditioning compressors, secondary air valves, fuel pumps, starter motors, gearboxes, steering pumps, Luggage hinges, hood hinges, wiper and so on. At the same time, in various types of commercial vehicles and trucks are also widely used in a variety of self-lubricating bearings, including the engine connecting rod, gearbox, balance shaft and other parts.
In view of the different characteristics of different parts of the car, VIIPLUS developed different self-lubricating sleeves applicable to different parts. Such as: special collar up tight round collar, shock absorber, shock absorber and piston guide assembly, transmission shaft sleeve and sleeve gasket, seat adjustment system, door hinge hinge axle sleeve and trunk, wiper collar, air conditioning compressor shaft sleeve, start the motor shaft sleeve, power steering pump bearing bushings, steering system and brake system and pedal assembly shaft sleeve, etc.
CHARACTERISTICS
VSB-10 Self-Lubricating Multilayer Composite Bushing
1. PTFE/Fibre mixture thickness 0.01~0.03mm. It is the contact
surface for the rotating shaft. Minute partides of the PTFE layer
and the sintered bronze material combine to create a solid
lubricant film, which coats the shaft.
2. Sintered bronze powder thickness 0.20*0.35mm,A special
composition of powdered copper is thermally fused to the steel
backing. This contact layer acts as an anchor for the PTFE layer
and conducts the thermal build up away from the bearing surfaces.
3. Low-carbon steel backing. Setting the foundation of the
bushings, the steel back provides exceptional stability, load
carrying and heat dissipation characteristics.
Carbon Steel + Copper Powder + (PTFE + Pb + Filler)
· Metal-Polymer Composite Self-lubricating Bushing Material
· Steel Back + Porous Bronze Sinter +
· PTFE + Lead
![]() | Sliding layer |
OPERATING PERFORMANCE | |
Dry | Very Good |
Oil lubricated | Good |
Grease lubricated | Fair |
Water lubricated | Fair |
Process fluid lubricated | Fai |
Max. load | Static | 250N/mm2 |
Dynamic | 140N/mm2 | |
Max. speed | Dry | 2m/s |
Lubrication | >2m/s | |
Max. PV (Dry) | Short-time | 3.6N/mm2*·m/s |
Continuous | 1.8N/mm2*·m/s | |
Temp. | -195℃~+280℃ | |
Friction coefficient | 0.03~0.20 | |
Thermal conductivity | 42W (m·k)-1 | |
Coefficient of thermal expansion | 11*10-6k-1 |
Bearing forms available in standard dimensions
· Cylindrical bushes
· Flanged bushes
· Thrust washers
· Flanged washers
· Sliding plates
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PROJECTWith an Application Engineer
DU Bushing, DU Bearing, Teflon Line Bearing, Ptfe Coated Bushing, DX Bush, DX Bearing
Widely used in hydraulic and pneumatic industries, forging machine tool industry, plastics machinery industry, lifting and handling machinery, port machinery, office, fitness machinery, textile machinery, food packaging, filling machinery, chemical machinery, printing and packaging, paper making machinery, automobiles, railways Steam locomotives, shipbuilding industries, presses, metallurgical machinery, construction machinery, etc.