conical twin screw barrel 992 Favorites

Product Categories: PVC Rigid Pipe Machine
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Jinsheng bimetallic plastic machinery factory
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Main products：SCREW & BARREL

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Technical parameter	Depth of nitration	0.5-0.8mm
	Hardness of nitration	950-1020HV
	Straight of screw	0.015MM
	Fragility of nitration	Less than grade 1
	Roughness of surface	Ra 0.4um
	Depth of alloy layer	2-3mm
	Hardness of alloy	HRC58-62
	Hardness after hardening and tempering	HB260-290
	Hard chrome plating thickness	0.03-0.08mm
	Hardness of hard chrome plating	≥950HV
Material Application	1)General Plastics 2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc 3)PA + GF(Glass Fiber) 4)Flame-resistant Reinforced Plastics 5)Modified Engineering Plastics 6)All kinds of Mixed Recycled Material(in Scrap or Granule),etc