Excavator Copper Sleeve

We are offering excavator copper sleeve, copper sleeve excavator arm. Excavator copper sleeve is a high strength brass bearings as the oil groove bay oil lubrication. The excavator copper sleeve traditional tin bronze bearing, due to the high force brass, copper sleeve hb hardness doubled, so to use the product in the low-speed situations, than general bronze sets life can be doubled, and the bearing pressure, able to adapt to overloading occasions. Currently, the excavator copper sets mainly used excavator force joints and the large gear box.