Detail Information For Produce Planetary Screw and Barrel for PVC TPU TPO Extrusion:
Brief introduction:
for heat-sensitive plastic; extrude rigid/ soft PVC; extrude ABS,TPO,TPU; extrude material which is mixed with binder or others.
Specification:
main screw diameter: Φ150-Φ350mm
Quality:
Nitriding quality------ base material: 38CrMoAlA(JIS SACM645)
Better steel-----Good abrasion& corrosion resistance.
Heat treatment:
Advance hardening and tempering
Nitriding treatment
High/mid frequency hardening
Vacuum hardening
Technical Parameters:
Nitriding depth: 0.50mm-0.80mm
Nitriding hardness: HRC56-58
Surface roughness: Ra 0.4
Screw straightness: 0.015mm
Hardeness for fully hardened steel: HRC56-64
OULIN SCREW: YOUR LOYAL PARTNER FOR SCREW AND BARREL
COMPANY OVERVIEW:
Audited Supplier 
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