Screw for Injection Molding Machine


Ø20mm-Ø220mm Diameter
250-3200T Clamping Force
30g-25000g Injection volume 

Technical Parameters:
Tempering Hardness:HB280-320
Nitriding Hardness:950-1100HV
Nitriding Depth:0.50-0.80mm 
Nitriding Brittleness:≤ Grade 1
Surface Roughness:Ra 0.4μm
Screw Linearity:0.015mm/m
Hardness of Bimetallic Alloy:HRC60-72
Alloy Depth:0.8-3mm
Hardness of Chromium Plating after Nitriding::≥950HV
Thickness of Chromium Plating:0.025~0.10mm 

Screw Types:
For different plastic screw can be used: ordinary type, pin type, barrier type,separation type, exhaust type.
Shot Volume (g) Screw Diameter X Length (mm)   Outer Diameter of Barrel X Length (mm)   Shot Volume (g) Screw Diameter X Length (mm)   Outer Diameter of Barrel X Length (mm)
 30-90 Φ30x90 Φ85x860 800-1250 Φ75x1825 Φ170x1725
60-125 Φ35x910 Φ85x860 1000-1500 Φ80x2000 Φ180x1805
100-150 Φ38x935 Φ95x900 1250-2000 Φ85x2300 Φ190x1900
125-160  Φ40x980 Φ95x910 2000-3000 Φ90x2700 Φ210x2000
125-300  Φ42x1030 Φ105x8880 2500-5000 Φ100x2600 Φ230x2405
250-400 Φ45x1210 Φ115x1165 3000-6000 Φ110x2600 Φ256x2590
300-500 Φ50x1300 Φ125x1260 4000-10000 Φ120x2800 Φ256x2800
450-600 Φ55x1335 Φ130x1320 6000-8000  Φ130x3010 Φ256x2970
500-700 Φ56x1350 Φ130x1350 8000-10000 Φ145x3010 Φ256x3200
500-700 Φ60x1380 Φ140x1350 10000-15000 Φ160x3500 Φ270x3200
650-800 Φ65x1415 Φ150x1420 13000-25000 Φ170x3415 Φ317x3380
700-1000 Φ70x1790 Φ160x1685      

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