RCB-JSL (CuZn25Al5) self-lubricating plate, combined with the wear resistance of copper alloys and solid self-lubricating properties of lubricants to make it in the course without refueling maintenance. Products are widely used in high load, intermittent or oscillating motion, such as the steam locomotive production lines, turbine, a reservoir / accidents door, plastic machinery. Depending on the conditions, can provide various types of copper alloy.