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  •  Ph99 screw head

    Ph99 screw head

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    Titanium plated screw head

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    Titanium plated nozzle

  • Rubber screw

    Rubber screw

    Material:38crMoAIA,nitriding treatment...

  • About Us

    Zhoushan Dinghai Yunhai Plastic Machinery Factory is located in capital of Chinese screw rods. It specializes in producing various kinds of precision screw rods and barrels.

    Production scale is expanding, advanced equipment, scientific technology, is one of the larger professional production of extruder screw and barrel enterprises.

    Adhering to the integrity of service and actively provide customers with quality products and perfect services

  • 2003

    Established in 2003
  • 50+

    More than 50 engineers
  • 2000

    Covers about 2000㎡
  • 200+

    More than 200 employees
  • Adhering to the principle ofHonest service, hard work and innovation
  • Company news

    What are the types of screws?


  • Industry news

    How to protect the extrusion screw?


  • Company news

    Causes and solutions for screwing of...


  • MORE+
  • Culture

    Create a first-class international brand, dedicated to business supporting and partner

  • Yunhai road of exploration with a glory

    Sincerely treat every customer, strive to make customers satisfied, and maintain a healthy, benign and stable gentleman relationship with customers

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