Nitride Screw Barrel

Zhejiang Jingjin Machinery Co.,Ltd was established in 1988,The company covers an area of 30,000 square meters,with more than 300 employees.Jingjin is one of the largest manufacturer specializing in producing high precision and high quality bimetal screw barrel in China,the scale of the enterprise is in the forefront of the industry.Which is located in Ningbo to Zhoushan cross-sea bridge,the bridgehead of Jintang Bridge,screw barrel town of plastic machinery in China.
We offer Fully Hardened Screws for sale online, this product have SKD61, DC53, SKH55 (YXM4 high speed steel), with the overall secondary hardening and tempering process. Particularly suitable for high-wear products processing requirements, to ensure wear resistance, corrosion product needs.