Planetery screw and barrel suitable for processing PVC, ABS, TPU, TPO, etc. Have very good quality of plasticization, self cleaning, high output and long time working life.
Hardness after hardening and tempering: HB280-320
Nitriding hardness: 950-1100HV
Nitrided layer depth: 0.5-0.8mm
Nitrided brittleness: Less than grade 2
Surface roughness: Ra0.4
Linearity of screw: 0.015mm/m
Bimetallic layer depth: ≥3mm
Bimetallic hardness: HRC60-72
Hard-chrome plating hardness after nitriding: ≥950HV
Chrome-plating layer depth: 0.025~0.10mm
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Contact Person: Frank
Tel.: +86 15968493603