this product is a kind of high strength cast bronze based material and on the surface of which is embedded with preformed solid lubricant. so it can be made into bearing , plate , thrust whshes and so on . it has both the virtues od the copper alloy and the solid lubricant , which can be applied under dry , high tempereture , high pressure , corrosive , water or other chemical enviroments , where on the oil can be introduced .
      Now it widely uesd in successive casting mavhines , steel rollers in metallurgy industry , mineral machine , ships , turbogenerators , hydraulic turbines and the injection moulding machines for plastics .