Hai Tian 65mm Single Injection Screw Barrel  

Specifications 1.Screw Barrel for Injection Molding Machine 2.Over 30 years experience in screw and barrel 3.Direct manufacture of screw and         Injection Screw   Barrel for Plastic Machine           • Detailed Specifications    Base Material 1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) 3)4Cr5MoSiV1(JIS SKD-61)  4)42CrMo(AISI 4140)  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  Double-alloy level Level A - containing Tungsten of 40% Level B - containing tungsten of 25% Level C - containing tungsten of 9.5% Surface Treatment Heat Treatment High Frequency Treatment Nitriding treatment(120 Hours) Depth of Nitrided Layer: 0.5-0.8 mm Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°) Hard Chrome Plating treatment: Thickness of Hard Chrome Plating Layer: 0.05-0.10mm Hardnes…