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Highlighted Companies

Fully Hardened Screws - China

price: contact company for price

Fully Hardened Screws

Products Photos Catalog Hardened Screws Photos Catalog

The fully hardened screws' raw materials are made in China or imported from Japan, United States, Switzerland, Sweden, Germany.

We select the highest quality materials for different working conditions.

PVD coating and HVOF supersonic flame spraying are applied to the surface treatment of the screw, which greatly improves its performance and service life.


Company Contact:


  • Phone: 8657489075950

  • Address: No.9 jixiang road, dinghai district, Zhoushan , Zhejiang , China

  • Email: Email


Published date: May 16, 2022 - Modified date: May 16, 2022

  • Business Description: Superior Machinery Co.

    Ltd. an over 30-years-old factory with ISO9001: 2015 certificated,manufactures high-end barrels and screws for injection and extrusion processing.

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