pvc single screw barrel injection molding machine/screw head, nozzle,ring

    Chinese  plastic machine components bimetallic screw Diameter Φ15mm-350mm   Designing   Screw structure and compression ratio can be designed according  to different products  & different output requirement.   Materials 38CrMoAlA  (JIS SACM645) SKD61  Application   Suit for PE,PP,PC,PVC,ABS,PET,PS.. recycling. Nitride Case Depth 0.5mm-0.8mm Technology 1)Longer time Gas Nitriding treatment  2)special anti-wear & abrasion alloy (bimetallic) 3)tungsten carbide 4)cobalt base alloy 5)stainless steel  6)Gh113 nickel based alloy     Compared to other supplier, OSD advantages     1.Advanced Nitriding Technology 2.Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy 3. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions. 4.Fast and on time delivery . 5.Longer lifetime for the screw barrel.   Nitride Hardness 950-1120HV Packin…