... the general term for Copper-Sn,Pb or Zinc Alloy Powder. composition, particle size, etc can be adjustable. Copper ... friction material, used as extrusions , additive etc.2.Copper alloy powder used for sintering bimetal sheet/ plate, manufacturing bushing and ... and cutting tools, metal filled plastics for bearings, decorative, conductive and high strength applications.4. Brass powder CuZn20, CuZn30, ...