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Desing Screw and Barrel for Film Blowing Machine

China Desing Screw and Barrel for Film Blowing Machine, Find details about China Screw and Cannon, Film with Sand from Desing Screw and Barrel for Film Blowing Machine

Model NO.
20mm-300mm
Trademark
OULIN
Transport Package
Plywood Case
Specification
65mm
Origin
China
HS Code
84779000
Model NO.
20mm-300mm
Trademark
OULIN
Transport Package
Plywood Case
Specification
65mm
Origin
China
HS Code
84779000

Detail Information For All Single Screw and barrel for Extrusion:

Main application: be used in extrusion for film, pipe, recycling, pelleting, sheet, profiles, rod and etc.

Specification: 
Diameter: Ø20mm-Ø500mm
L/D ratio: 15-53

Base material : 
SKD61
42CrMo
38CrMoAlA(JIS SACM645) from BAOSTEEL company.

Heat treatment:
Advance hardening and tempering
Nitriding treatment
Mid-frequency hardening

Technical Parameters:
Nitriding depth: 0.50mm-0.80mm                                
Nitriding hardness: HRC56-58                          
Surface roughness: Ra 0.4                  
Screw straightness: 0.015mm  
Hard chrome layer hardness: HRC58-60
Hard chrome layer thickness: 0.025-0.1mm
Alloy layer depth: 2mm-3mm
Alloy layer hardness: HRC56-64 


OULIN SCREW:  YOUR LOYAL PARTNER FOR SCREW AND BARREL
Desing Screw and Barrel for Film Blowing Machine
Desing Screw and Barrel for Film Blowing Machine
 

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