Screw and Barrel manufacturer for extruder machine 1. Screw and Barrel 2. High Quality Base Material 3. Processed to drawing

Screw and Barrel manufacturer for extruder machine

Detailed Product Description

1.screw barrel 2.High Quliaty Base Material 3.Processed to drawing or to your request on output&raw material

screw barrel

Material

1 38CrMoAIA(JIS SACM645)

2 42CrMo(JIS SCM440)

3 Cr12MoV(JIS SKD-11)

4 4Cr5MoSIV(JIS SKD-61)

Heat treatment

Nitriding treatmentElectroplated hard chromium coatingHigh-frequency quenchingSprey conating Bimetallic-alloy

Nitride depth	0.5-0.8 mm
Surface hardness	HV900 - HV1,020
Chromate plating	Thickness 0.05 mm - 0.10 mm, hardness HV950
Screw straight tolerance	0.015 mm/m
Surface roughness	Ra 0.4μm
Linearity of the screw	0.015mm
Depth of double alloys	> 2ram

Process

Laser Coating Tungsten CarbidePTA Melt-Welding AlloyCentrifugal Mould Bimetallic AlloyAdvanced nitrogen oozes handicraftVacuum QuenchingTitanizingNickel PlatingChorme Plating 

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

Screw and Barrel manufacturer for extruder machine