Development aims

SA260 has better fatigue resistance than the previous material (SA162) and can expand the applicable area of aluminum alloy bearings.

Development concept

Greater fatigue resistance than the SA162 has been achieved by increasing the strength of the lining layer.


Aluminum alloy

High-strength matrixFatigue resistance

Aluminum alloy bonding layer

Hardness : Lining >bonding layer

Improved conformability
Moderation of edge contactFatigue resistance


Fatigue resistance

Seizure resistance

Application example

  • Connecting rod bearing
  • Main bearing
  • Crankwasher