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  • How to choose the material of the screw barrel and how to treat the surface?

    How to choose the material of the screw barrel and how to treat the surface?

    How to choose the material of the screw barrel and how to treat the surface? Due to the economic efficiency of nitrided steel screws, many countries still use them. For example, the most commonly used in West Germany is nitrided steel 8550 (34CrAlNi7) and 8519 (31CrMoV9), and the others still have 7... read more

    Sep 23,2020 Industry News
  • What is the function of the screw and barrel of the injection molding machine?

    What is the function of the screw and barrel of the injection molding machine?

    What is the function of the screw and barrel of the injection molding machine? When the screw rotates and pushes the extruded raw material to move forward, the outside of the barrel du heats and conducts heat to the raw material, and the volume of the screw groove is gradually reduced, so that the r... read more

    Sep 16,2020 Industry News
  • What are the advantages of twin screw extruders?

    What are the advantages of twin screw extruders?

    Advantages of twin screw extruder: 1. Wear and tear Due to the convenient opening, the degree of wear of the threaded elements and the inner sleeve of the barrel can be found at any time, so that effective maintenance or replacement can be carried out. It will not be discovered when there is a probl... read more

    Sep 11,2020 Industry News
  • Common faults and solutions of extruder screw and barrel

    Common faults and solutions of extruder screw and barrel

    The combined working quality of the two parts of the extruder screw and barrel has an important impact on the plasticization of materials, the quality of products and the production efficiency. Their work quality is related to the manufacturing accuracy and assembly clearance of the two parts. When ... read more

    Aug 31,2020 Industry News
  • Selection method when replacing screw barrel

    Selection method when replacing screw barrel

    Selection method when replacing screw barrel Usually the screw can be divided into ordinary type, gradual type, mutation type, mixing type, separation type, split type and various barrier type, pin type, DIS split type and exhaust type, etc.; the number of screw heads can be single Or become first c... read more

    Aug 25,2020 Industry News