... steel back, Cu-Pb alloy powders sintered on the surface. Brake shoe take 10# steel or spcc low carbon steel as ... sintered on the surface.The product is of high fatigue strength, wear resistant without heating, and great bearing capacity, which is ... engine, braking chassis and motorcycle gearbox, steering gear, hydraulic oil pump, engineering machinery, and air conditioner compressor. Jililai is one of ...