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TCB305 Bimetal Bushing

TCB305 Bimetal  Bushing
Its material structure is Steel + CuPb30. It has medium fatigue strength, load capacity, excellent surface property. It is mainly applied to main shaft and con rod shaft of internal combustion engine.

Physical and Mechanical Performance

Performance Index Data
Max load capacity P
100N/mm?
Max line speed V Grease Lubrication ——
PV value limit ——
Friction coef u ——
Max line speed V m/s Oil lubrication 15
Max PV value
8
Friction coef u 0.04~0.12
Max Working temperature Grease lubrication 150
Oil lubrication 250
Mating Axis Hardness ≥270 HB
Roughness Ra=0.16~0.63
Material Steel+CuPb30
Typical application Application: High speed, heavy load engine main shaft and con rod
Alloy layer hardness 30~45
Thermal conductivity 60W/(m·k)
Coefficient of linear expansion 19×10-6/K
We can also develop according to customers special request while out of this table

TCB30 Classification

TCB 300

Its material structure is Steel + CuPb10Sn10 + Graphite. The alloy surface is rolled to diamond oil grooves. The special lubricant is embedded in the grooves. It has good lubricating and corrosion resistance property. It can work in the condition of little of oil or none ...

TCB 301

Its material structure is Steel + CuPb10Sn10. It has high fatigue strength, load capacity and impact strength. The product is applied to con-rod of automobile engines, engineering and agriculture machinery, heavy duty construction machinery, etc.

TCB 302

Its material structure is Steel + CuPb24Sn4. It has highly fatigue strength, load capacity, impact strength and corrosion-resistance. It is widely applied to high speed, heavy load engine main shaft and transmission gearbox, etc.

TCB 303

Its material structure is Steel + CuPb24Sn4. It has high fatigue strength, load capacity, excellent surface property. It is mainly applied to main shaft and con rod shaft of internal combustion engine.

TCB 304

Its material structure is Steel + AlSn20Cu. It has medium fatigue strength, load capacity, good corrosion-resistance and super surface property. It is mainly applied to main shaft and con rod shaft of internal combustion engine, pressure-squeeze machine and ...

TCB 305

Its material structure is Steel + CuPb30. It has medium fatigue strength, load capacity, excellent surface property. It is mainly applied to main shaft and con rod shaft of internal combustion engine.

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