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ALVEN Parallel Twin Screw Extruder for PVC 38CrMoAlA Steel Construction High Rigidity & Long Service Life

ALVEN Parallel Twin Screw Extruder for PVC 38CrMoAlA Steel Construction High Rigidity & Long Service Life

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spare parts type	screw barrel	material	Steel
machinery test report	Provided	video outgoing-inspection	Provided
key selling points	Competitive Price, Long Service Life, High Rigidity, High-Accuracy	Weight (KG)	450
Material	38CrMoAlA,SKD61,SACM645	Surface Treatment	Nitrided or bimetallic
Nitride depth	0.5-0.8mm	Nitride hardness	HV950-1200
Quenching Hardness	HRC55 ° - 62 °	Nitrided Brittleness	Less than Grade 2
Surface Roughness	Ra 0.4	Screw Straightness	0.015mm
Chromeplate Thickness	0.05~0.10mm	Alloy Depth	2~5mm

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