Jwell Extrusion Screw and Barrel for Rigid PVC Profiles

Product Description

Detail Information For Jwell Extrusion Screw and Barrel for Rigid PVC Profiles:
Application: for Jwell extrusion, base material: rigid PVC pellets.
Customer's Requirement: good abrasive resistance.
Screw's quality: nitriding quality, 38CrMoAlA as base steel.
Barrel's quality: nitriding quality, 38CrMoAlA as base steel.
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
ZHOUSHAN JINTANG OULIN MACHINERY CO., LTD is located in ZHOUSHAN city, near NINGBO city and SHANGHAI city, Zhoushan city is the capital of Chinese screw and barrel, there has complete industrial& supply chains, experienced engineers& workers, take advantage of these, advanced design and production technology can be used in our products.
Chinese market is our main market and we started to export screw barrel since 2012, now our products were exported to over 20 countries, like India, Spain, Chile, Italy, Iran, Mexico, Turkey, Russia and others.
OULIN SCREW: YOUR LOYAL PARTNER FOR SCREW AND BARREL~
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