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extruder screw barrel for plastic machine, 2. Processed to drawing or to your, 3.Material:38CoMoLAIA,SKD61, 4.ISO9001 - details see: https://www.machineto.com/hdpe-screw-barrel-for-plastic-extruder-machine-10367790

HDPE screw barrel for plastic extruder machine

Detailed Product Description

1.38 CrMoALA Material
2.Nitriding Depth:0.6~0.8mm

3.High Quliaty Base Material
4.parallel twin-screws and barrel
Product name:the parallel twin-screws and barrel for extrude machine

• Screw Diameter:Φ15mm-Φ350mm
• Material:38CrMoAlA; 9Crl8MoV; 42 CrMoV; high quality alloy steel
• Technology:nitriding treatment,Sprey conating Bimetallic , heat-treatment
• Appliance:PP, PE, PA, PVC, PC, ABS, AS etc
• Technical Index (30g-25000g):

• Depth of Nitrated Layer:0.5-0.8mm
• Hardness of nitration:900-1020Hv
• Fragility of nitration:Less than grade 1
• Surface Hardness of Nitrated Cr coating layer: ≥950Hv
• Hardness of Bimetallic Layer:HRC55°-72°
• Thickness of Cr-coating Layer:0.03-0.08mm
• Depth of Bimetallic Layer:>2mm

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 .