SCREW BARREL
Basic parameters:
Depth of nitride layer 0.4~0.7mm
Surface layer hardness Hv900~1060 (HRc 56 °~65 °)
Surface roughness Ra 0.4 μ m
Screw straightness 0.015mm/m
Chrome plating thickness 0.01~0.1mm
Alloy layer thickness 1.5~2.0mm
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24-18 Dafeng Road, Xihou Industrial Park, Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province, China