pvc extruder screw barrel LC005

1.pvc extruder screw barrel, 2.Deepness of Nitriding Layer 0.5~0.8mm, 3.Surface Roughness: 0.045mm, 4.ISO9001 - details see: https://www.machineto.com/pvc-extruder-screw-barrel-lc005-10367068

Place of Origin:Zhejiang China (Mainland)	Brand Name:lucheng	Model Number:LC005	Material:38CrMoAIA(JIS SACM645)
Quenching and Tempering Hardness:HB240~280	Hardness of Nitriding:HV900~1020	Nitriding Brittleness:≤Grade 1	Thickness of Chorme Plating Coating:0.03~0.08mm
Screw Alignment:0.015mm	Thickness of Tungsten Carbin Layer:0.8~1.5mm	Deepness of Titanizing Layer:0.05~0.10mm	Surface Roughness:Ra 0.4um/m
Screw Straightness:0.015mm/m

pvc extruder screw barrel

single screw and barrel

Material

1 38CrMoAIA(JIS SACM645)

2 42CrMo(JIS SCM440)

3 9Cr18MoV

Heat treatment

· Nitriding treatment

· Electroplated hard chromium coating

· Spray coating anticorrosion

Technical Parameter

· Quenching and Tempering Hardness HB240~280

Hardness of Nitriding HV900~1020

· Deepness of Nitriding Layer 0.5~0.8mm

· Nitriding Brittleness ≤Grade 1

· Surface Roughness: 0.045mm

· Screw Alignment: 0.015mm

· Hardness of Chrome Plating Coating after Nitriding ≥950HV

· Thickness of Chorme Plating Coating 0.03~0.08mm

· Hardness of Bimetallic Alloy HRC55-62

· Deepness of Bimerallic Alloy 1.5~2.0mm

· Hardness of Tungsten Carbide Layer HRC70-75

· Thickness of Tungsten Carbin Layer 0.8~1.5mm

· Deepness of Titanizing Layer 0.05~0.10mm

Process

· Laser Coating Tungsten Carbide

· PTA Melt-Welding Alloy

· Centrifugal Mould Bimetallic Alloy

· Advanced nitrogen oozes handicraft

· Vacuum Quenching

· Titanizing

· Nickel Plating

· Chorme Plating

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!

Raw material	1.38CrMoAIA
Hardness of quality adjustment	HB260°-290°
Straightness	0.015mm/m
Roughness of surface	Ra0.4
Depth of Nitrated layer	0.4-0.7
Hardness of Nitration	900-1060HV(HRC56°-65°)
Fragility of Nitration	Less than grade 2
Surface hardness of nitrated Cr coating layer	950HV(55°-72°)
Thickness of Cr-coating layer	0.03-0.08mm
Hardness of bimetallic treatment	HRC(55°-62°)
Depth of bimetallic treatment	2.5-4mm
Use in	PP PE PA PC ABS AS ect