screw and barrel

Technical Parameter Quenching and Tempering Hardness HB240 280 Hardness of Nitriding HV850 1000 Deepness of Nitriding Layer 0.45 0.7mm Nitriding Brittleness ≤First Class Surface Roughness:0.045mm Screw Alignment:0.015mm Hardness of Chrome Plating Coating after Nitriding ≥900HV Thickness of Chorme Plating Coating 0.05 0.10mm Hardness of Bimetallic Alloy HRC56-64 Deepness of Bimerallic Alloy 1.5 2.0mm Hardness of Tungsten Carbide Layer HRC70-75 Thickness of Tungsten Carbin Layer 0.8 1.5mm Deepness of Titanizing Layer 0.05 0.10mm Process SWC Laser Coating Tungsten Carbide PTA Melt-Welding Alloy Centrifugal Mould Bimetallic Alloy Advanced nitrogen oozes handicraft Vacuum Quenching Titanizing Nickel Plating Chorme Plating Screw Specificationd/D Length of workmm extrusion capacityKg/h Screw speedrpm Screw aspect Φ35/Φ77 810 40-70 5-50 Different face to outside Φ45/Φ90 990 50-80 5-45 Φ50/Φ105 1070 100-150 4-45 Φ51/Φ105 1220 100-150 4-45 Φ55/Φ110 1220 120-180 4-40 Φ60/Φ125 1320 150-200 4-40 Φ65/Φ120 1440 200-250 4-40 Φ65/Φ132 1440 200-250 4-40 Φ70/Φ140 1460 220-300 4-40 Φ75/Φ150 1480 250-320 4-35 Φ80/Φ143 1800 300-360 4-35 Φ80/Φ156 1660 300-360 4-35 Φ92/Φ188 2000 400-500 3-35