... , MP, PMMA, PET, PBT, PPS, MPPO, PI, LCP, etc.. Lucheng screw with the advantages of location, services, domestic and foreign markets; to ... screw and barrel7. Screw barrel Assembly parts8. Bimetallic Screw Barrel9. rubber screw barrel10.Pin screw barrel11.Force feed screw barrel12.Blocks screw13.Gear box14.screw barrel for blowing molding machine ...