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  • How to improve the working life of the cold feed screw?

    How to improve the working life of the cold feed screw?

    Since the cold feed screw needs to be under high pressure, high temperature, high friction and high mechanical torque for a long time when working, it is easy to cause screw wear and screw wear is inevitable, but is there any way to improve the screw? What about the working life? In fact, mastering ... read more

    Jun 21,2021 Industry News
  • Blow molding machine screw and barrel installation process

    Blow molding machine screw and barrel installation process

    1. Before installation, the spare screw must be installed with the barrel in advance. In order to prevent the screw from sliding inside the barrel, a small piece of wood can be sandwiched between. Then hoist to the original position of the barrel, fix it, and surely connect the storage head and the ... read more

    Jun 16,2021 Industry News
  • How to deal with black spots in the screw of a large extruder

    How to deal with black spots in the screw of a large extruder

    Most of the extruder processing materials are mainly PE, PVC, TPU, etc. The thermal history of these materials is not long, and black spots will occur if they stay in the screw for a long time. Some large extruders have barrels connected to the die. The flow channel in the middle is relatively long,... read more

    Jun 07,2021 Industry News
  • Daily maintenance and maintenance of screw extruder

    Daily maintenance and maintenance of screw extruder

    Since the electrical control system has high requirements for environmental temperature and dust prevention, the electrical system should be isolated from the production site, and ventilation or ventilation fans should be installed. It is recommended that the electrical control cabinet be placed in ... read more

    Jun 01,2021 Industry News
  • Screw analysis: how to maintain and repair the screw?

    Screw analysis: how to maintain and repair the screw?

    How to maintain and repair the screw? ①It is not allowed to start the screw rotation with an empty car at will. Empty car inspection before driving? It should be started at low speed during trial operation, and the rotation time should be as short as possible (it should not exceed 2~3min. If everyth... read more

    May 24,2021 Industry News