We use imported or local made special steel materials for Through Hardened Screws, including JYG1, JYG2, JYG3 ... JYG6. After series of quench & annealing process, to achieve high toughness & hardness, they are especially suitable for high wearing materials and production processing.
Advantages
High toughness and hardness
Application
General plastics & engineering plastics with below 70% glass fibre filling.












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E-mail :
Tel : +86-574-55002386
Fax : +86-574-86365887
Add : No.158, Qiancheng Rd, Zhenhai, Ningbo City Zhejiang Province, China 