What are the classifications of injection molding machine screws? (1) Injection screw, screw barrel, screw damage reason of injection molding machine ① The temperature is low when the raw material is plasticized. ② Metal foreign matter is mixed in the raw material or there are many ... read more
What types of screw machines are there? The screw of the injection molding machine is divided into: gradual screw, abrupt screw and general screw. 1) Gradual screw: It means that the depth of the screw groove gradually transitions from the deep screw groove of the feeding section to the screw groove... read more
What are the classification types of extruders? Plastic extruders are divided into twin screw extruders and single screw extruders. The difference between the two extruders: Single-screw machine and twin-screw machine: one is a screw and the other is two screws. Both are driven by a motor. The power... read more
Share the precautions when cleaning the screw of Haitian injection molding machine. The screw of Haitian injection molding machine usually adopts a "single thread" design, that is, the size and shape of the thread remain unchanged from the beginning to the end on the screw, and it is not special acc... read more
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
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