Technical Data of Through Hardened Screw

Type of through hardened screw

Base material of screw

Alloy Layer

Thickness of Alloy Layer

Hardness of Alloy Layer

Density

Purpose

   THS-A

42CrMoA

WC+Co+Cr

0.15～0.25

HV 1400

PSI≧10000

To run engineering plastic, such as 

PA、PC、PBT、PET、POM、PPO with Glass fibre, carbon fibre…

   THS-B

42CrMoA

Ni+Cr+WC

0.45～0.50

HRC 58～62

PSI≧10000

Powder Screw

Powder Steel

W+Co+Cr+Mn

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HRC60～62