Zhoushan Dinghai Jiawei Plastic Machinery Factory

manufacture(2)

Zhoushan Dinghai Jiawei Plastic Machinery Factory

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parallel twin screw and barrel
Specification: parallel twin screw
Detail: Hardness of nitration: 950-1020HV Fragility of nitration: Less than grade 1 Roughness of the surface:Ra 0.4um Linearity of the screw:0.015mm Chromium-plating layer thickness:0.03-0.08mm Hardness of double a...

conical twin screw & barrel
Specification: Conical Twin Screw & Barrel
Detail: Fragility of nitration: Less than grade 1 Roughness of the surface: Ra0.4 Linearity of the screw: 0.015mm The surface hard chromium plating hardness after nitrogenation: ¡Ý900HV Chromium-plating layer thickness: 0....


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