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Parallel Twin Screw Barrel

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injection haitian
Parallel Twin Screw Barrel

Parallel Twin Screw Barrel

Diameter: φ45-φ200 (according to customers demands)
L/D ratio:16-35
The compression ratio of screw can be designed according to different products and mixtures.
Technical Parameter:
Hardness After Hardening & Tempering:HB280-320
Nitrided hardness: 950-1100HV 
Nitrided layer depth:0.50-0.80mm
Nitrided brittleness:  ≤ level 2
Surface roughness: Ra 0.4μm
Linearity of screw: 0.015mm/m
Bimetallic layer depth: ≥3mm

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