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Processing Techniques: 1. Heat Treatment          2. Quenching         3. Nitriding Treatment

                                               4. Bimetallic Alloy Welding for Screw         5. Bimetallic Alloy Centrifugal Casting for Barrel

                                               6. Hard-Chrome Eletroplating                       7. Linearity of Screw: 0.015mm

Surface Treatment: 1. Heat Treatment           2. Hign Frequency/Treatment

                                      3. Nitriding Treatment(120Hours)          4. Depth of Nitrided Layer: 900-1020Hv (HRC 56-65)

                                      5. Hard-Chrome Plating Treatment       6. Thickness of Hard-Chrome Plating Layer: 0.05-0.10mm

                                      7. Nickel Alloy Plating Treatment       8. Bimetallic Barrel/Cylinde: Centrifugal Casting (Inlay alloy)

                                      9. Bimetallic Screw: Plasma Alloy Coating Spraying              10. Depth of Bimetallic Layer: >2mm

                                      11. Hardness of Bimetallic Layer: HRC 55-72      12. Spraying Corrosion Wear-Resisting Dual Metallayers

Application of Our Products: 1. General Plastics

                                                      2. ABS, PA, PC, PE, PET, PP, PS, EVA,PU, PVC, U-PVC, etc

                                                      3. PA+GF (glass fiber)

                                                      4. Flame-resistant Reinforced Plastics

                                                      5. Modified Engineering Plastics

                                                      6. All Kinds of Recycled Material (in scrap or granual), PVC+30%, CaCo3, etc