... 2.Material: 38CrMoAlA; SKD61; SKD11.etc. screw barrel for plastic injection molding machine We ,Lucheng screw Machinery Factory, is one of the ... , speed type, etc.," is widely used in all kinds of rubber raw materials, such as: PE, PP, PVC, PS, ABS, PA ... screw and barrel7. Screw barrel Assembly parts8. Bimetallic Screw Barrel9. rubber screw barrel10.Pin screw barrel11.Force feed screw barrel12.Blocks ...