rubber machine screw and barrel->Barrel For Rebber Processing Machinery

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Machinery on-line->Rubber Processing Machines->Barrel For Rebber Processing Machinery

Product Specification

Model No:	QY004

Country	CN

Product Detail

Singel screw and barrel for Plastic Extruder rubber Machine

According to the customer demands to make the goods.

1. Heat-treatment:
Nitriding treatment
Electroplated hard-chrome
High-frequency quenching
Spray coating Bimetallic-alloy

2. Technical parameter:

Material: 38CrMoAIA, 42CrMo, 9Cr18MOV
Nitride depth: 0.7mm
Surface hardness: HV950 - HV1, 020
Fragility of nitrition: Less than grade 1
Screw straight tolerance: 0.015 mm/m
Surface roughness: Ra 0.4μ M
Linearity of the screw: 0.015mm
Depth of double alloys: > 2RAM
Bimetallic layer depth: 3mm
Screw Diameter: 15mm-300mm
Screw length: L/D ratio 15 - 46(Skype:zj1584)


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