Address: Dinghai District, Zhoushan
Country: China
conical twin screw barrel
Price:
China conical twin screw barrels
Screw straightness：0.015mm
Tempering hardness：HB260-290
Nitride hardness：HV800-1050
Screw straightness：0.015mm
Tempering hardness：HB260-290
Nitride hardness：HV800-1050
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