... SKD61; SKD11.etc. screw barrel for plastic injection moulding machine We ,Lucheng screw Machinery Factory, ... machine parts.Our main types of screw production are: "gradient type, mutant, PM separation type, shunt type, barrier type, the vacuum exhaust type, combined type, work type, speed type ... production of screw barrel type:1. injection screw barrel, injection Molding screw barrel,screw tips/screw ...