Single Screw and Barrel, Twin Screw and Barrel

Screw and Barrel, 1.38 CrMoALA Material, 2.Nitriding Depth:0.5~0.7mm, 3.High Quliaty, precision and rigidity - details see: https://www.machineto.com/single-screw-and-barrel-twin-screw-and-barrel-10334699

Place of Origin:Shanghai China (Mainland)	Brand Name:CISSCO	Model Number:CS	Steel Material:Alloy-steel of High-Quality
Surface Treatment:Nitriding,Carburation	Screw Diameter:15mm-300mm	Technical Index:30g-25000g	Application:PP, PE, PA, PC, ABS,AS etc

SCREW AND BARREL

1. Wecan manufacture all types of screws and barrels according to clients' requirement.

size of screw and barrel:

screw diameter:Φ20-Φ500mm
Maximum screw length:10000mm
Barrel inner bore diameter:Φ500mm

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

3. Technical parameter of screw and barrel:

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

4. Pictures of screw and barrel:

Packaging Detail:wooden box, corrosion resistant

Delivery Detail:1-3 months

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