About Blown Film Screw Barrel
Applicable Plastics: LDPE, HDPE, PP, PVC..
Diameter Range: Φ25 – 250 mm
L/D Ratio：20:1, 25:1, 28:1, 30:1, 33:1, 35:1, 38:1
Parameters
Straightness：0.02 mm/m
Roughness：Ra 0.4
Processing Temperature：<400° Material Grade：Nitrided / Bimetallic
Warranty Period：1 Year
Technical Index
