Single-Screw Extruders Screw&barrel 1.Diameter:φ15mm-φ300mm Max Length:≤10000mm 2.Material:38CrMoAIA Nitriding Treatment,Surface Hardness：HV≥900 Nitriding Depth:0.5-0.6mm 3.Material Of Barrel Inside Layer:tungsten A ...Read More

Alloy-steel Of High Quality 1)38CrMoAIA(JIS SACM 645) 2)9Cr18MoV Nitrided Hardness:HV900-1000 Nitrided Case Depth:0.5mm-0.6mm Alloy Hardness:HRC50-65 Alloy Depth:0.8mm-2.0mm Advanced Nitriding Process Corrosion&Abrasion Resistance Bimetal Spr ...Read More

Alloy-steel Of High Quality 1)38CrMoAIA(JIS SACM 645) 2)9Cr18MoV Nitrided Hardness:HV900-1000 Nitrided Case Depth:0.5mm-0.6mm Alloy Hardness:HRC50-65 Alloy Depth:0.8mm-2.0mm Advanced Nitriding Process Corrosion&Abrasion Resistance Bimetal Spr ...Read More

Nitride Layer Depth:0.5mm-0.8mm Nitride Hardness:950HV-1050HV Surface Roughness:Ra 0.4μm Screw Straightness Accuracy:0.015mm Hardness Of The Chromium Coating After Nitriding≥950Hv Dual-alloy Hardness:HRC58o-66o Dual-alloy Depth: A ...Read More