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Our parallel twin screw and barrel have high surface area and low shear screw designs that will optimize the melt homogeneity.
1.Parallel Twin Screw and Barrel Ranges for Parallel Twin-screw Extruder:
Screw Diameter | 50mm-180mm |
Screw Length | L/D ratio 16 - 35 |
2.Technology:nitriding treatment ,alloy coating spraying, heat-treatment applied
3. Technical parameter:
Material | 38CrMoAIA,42CrMo,alloy powder |
Nitride depth | 0.7mm |
Surface hardness | HV950 - HV1,020 |
Fragility of nitrition | less than grade 1 |
Screw straight tolerance | 0.015 mm/m |
Surface roughness | Ra 0.4μm |
Linearity of the screw | 0.015mm |
Depth of double alloys | > 2ram |
Bimetallic layer depth | 3mm |
