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Alloy-steel of screw and barrel for plastic extruder machine, 1.Nitriding Depth:0.5~0.7mm, 2.High Quliaty Base Material - details see: https://www.machineto.com/alloy-steel-of-screw-and-barrel-for-plastic-extruder-machine-10335328

Alloy-steel of screw and barrel for plastic extruder machine

We can manufacture all types of screws and barrels according to clients' requirement.

1.Single Screw and Barrel Ranges:

Screw Diameter:	15mm-300mm
Screw Length:	L/D ratio 15 - 46

2.Technology:nitriding treatment ,alloy coating spraying, heat-treatment applied

Material	38CrMoAIA,42CrMo,alloy powder
Nitridedepth	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

Our screw and barrel can ensure high performance and low energy consumption of extruder and Injection molding machine.

What's more, we can supply professional screw and barrel to your order