Bimetallic Screw and Barrel for Rubber Extruder Machine

Specification: Diameter of pin screw and barrel: Φ 75mm-Φ 200mm Diameter of cold feed or hot feed screw and barrel: Φ 30mm-Φ 300 mm L/D ratio: 12-18 Technical Information Base Materials: (1)38CrMoAlA(JIS SACM645) (2)42CrMo(AISI 4140) (3)4Cr5MoSi V1 (JIS SKD-61) (4)9Cr18MOV (5)HPT 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...