Plastic Machinery Bimetallic Conical Twin Screw and Barrel

Specification: Screw diameter: 15mm-300mm Maximal length: 8000mm Barrel inner diameter: 15-300mm Maximal length: 4000mm Different bimetallic alloys are available for different raw materials. Base Materials: (1)38CrMoAlA(JIS SACM645) (2)42CrMo(AISI 4140) (3)9Cr18MOV Bimetallic alloy materials: (1)Fe-based alloy (2)Ni-based alloy/Deloro alloy (3)Co-based alloy (4)NiCo-based alloy (5)Tungsten carbide/Wolfram carbide Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome...