... for LDPE film 2.Material:38CrMoAIA,SKD61 3.Suit for pvc pipe,film,sheet,cable.. 4.Long worklife Single Screw Barrel for LDPE film ... Diameter30mm-250mmMin.Order1 setMaterials38CrMoAIA42CrMo(JIS SCM440)9Cr18MoVCW6Mo5Cr4V2SKD11,61GH113Discount AvailableApplicationABS,PP,PA66,LCP,PC,EVA,PS ... price, We Emphasis On Cooperation. single screw barrel for LDPE film