Brand Name: | bimetal SAE-797 SAE 48 SAE-799 bushings |
Model Number: | JF800 JF720 JF700 Bimetal Lead-Free Plain Bearings |
MOQ: | 800 Piece/Pieces (Min. Order) |
Price: | $0.20 - $2.00 / Pieces ,Negotiable |
Payment Terms: | TT IN ADVANCE Western Union |
Supply Ability: | casting bimetal bushing, China, manufacturers, suppliers, factory, wholesale, Metric Self Lubricating Bushing, Self Lubricating Bushings, Journal Bronze Bearings, Bimetal With Graphite Bearing, Metallic Bearings, Flanged Bimetallic Plain Bearing |
Lead-free auto engine connecting rod bimetal bearing bushes are designed to provide superior wear resistance and durability in automotive engines while eliminating the use of lead, a toxic material. These bearing bushes utilize a bimetal construction, typically combining a steel backing with a lead-free alloy overlay, to achieve optimal performance.
The steel backing offers strength and rigidity, while the lead-free alloy overlay provides the necessary tribological properties for engine applications. Common lead-free alloy compositions include tin-based alloys, aluminum-based alloys, or copper-based alloys with additives that enhance wear resistance and fatigue strength.
The elimination of lead in these bearing bushes is a significant step towards environmental sustainability and compliance with regulations that restrict the use of toxic materials. Lead-free alloys offer similar or improved performance compared to traditional lead-based alloys, ensuring that the bearing bushes can withstand the high temperatures, pressures, and dynamic loads generated by the reciprocating motion of the connecting rod.
The precision manufacturing process ensures that the lead-free auto engine connecting rod bimetal bearing bushes fit precisely into the connecting rod and crankshaft journals. This precise fit reduces friction and wear, improving engine efficiency and durability.
Overall, lead-free auto engine connecting rod bimetal bearing bushes are a reliable and environmentally friendly choice for automotive engines. They provide superior wear resistance, durability, and precision fit, making them essential components for ensuring the smooth and efficient operation of modern automotive engines.
Low carbon steel + bronze alloy (CuSn10Pb10)
High fatigue-resistance, high load capacity, and corrosion-resistance
bimetal bushing is widely used in con rod of automobile engines, transmission gearbox, construction & agriculture machinery etc
Housing ØH7
Bushing inner-Ø after mountingH9
Shaft tolerancef7 to h8
is a low-maintenance composite sliding bearing, but primary lubrication is necessary. Oil or grease lubrication is possible. Due to solid lubricant storages, lubrication clearances are reduced to a minimum!