Parallel plastic extruder screw and barrel

Parallel plastic extruder screw and barrel, 1.parallel twin-screw and barrel, 2.High Quliaty Base Material - details see: https://www.machineto.com/parallel-plastic-extruder-screw-and-barrel-10334853

Place of Origin:Zhejiang China (Mainland)

Brand Name:LiJing

Model Number:LJ-

Steel Material:Alloy-steel of High-Quality

plastic extruder screw and barrel

Detailed Product Description

1.parallel twin-screw and barrel
2.High Quliaty Base Material
3.Processed to drawing or to your request

Parallel Twin Screw and Barrel Ranges for Parallel Twin-screw Extruder:

Screw Diameter	50mm-180mm
Screw Length	L/D ratio 16 - 35

Material

1 38CrMoAIA(JIS SACM645)

2 9Cr18MoV

3 42CrMoV(AISI 4140)

Heat treatment

Nitriding treatment
Electroplated hard chromium coating
Spray coating anticorrosion
Wear resistant bimetallic coating

Technical Parameter

Hardness of Nitriding	Hv900~1000
Deepness of Nitriding Layer	0.7mm-0.9mm
Surface Roughness	Ra 0.4μm
Hardness of Bimetallic Alloy	HRC 55-62
Deepness of Bimerallic Alloy	1.5~2.0mm
Screw straight tolerance	0.015 mm/m
Special treatment	Carbide coating on flight
Deepness of Titanizing Layer	0.05~0.10mm
Application	PVC, PE, PP

Process

Laser Coating Tungsten Carbide
PTA Melt-Welding Alloy
Centrifugal Mould Bimetallic Alloy
Advanced nitrogen oozes handicraft
Vacuum Quenching
Titanizing
Nickel Plating
Chorme Plating

Packaging Detail:wooden case

Delivery Detail:30 days after order confirmed

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