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HDPE,LDPE,LLDPE Blown Film Barrel Screw for Bag Making Extruder Line

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HDPE,LDPE,LLDPE Blown Film Barrel Screw for Bag Making Extruder Line

Product Description Product Name HDPE,LDPE,LLDPE Blown Film Barrel Screw for Bag Making Extruder Line Material 38CrMoAlA, 42CrMo(JIS SCM440), SKD11,61 Diameter Φ15mm-350mm Application Suit for cable , sheet , pipe , profile Nitride Case Depth 0.5mm-0.8mm Nitride Hardness 1000-1100HV Nitride Brittleness ≤Grade One Surface Roughness Ra0.4um Screw Straightness 0.015mm Alloy Hardness HRC68-72 Designing Screw structure and compression ratio can be designed according to different products & different output re quirement. Technology 1)Longer time Gas Nitriding treatment 2)Special corrosion & abrasion alloy (bimetallic) 3)Tungsten carbide 4)Cobalt base alloy 5)Stainless steel 6)GH113 nickel based alloy   Packing Wrapped up by film in wooden case Payment Term T/T , L/C , WESTERN UNION Delivery Term 25 working days Port Departure Shanghai/Ningbo Min. Order 1 set Guarantee Common Nitrided:2.5-4years Bimetallic: much longer lifetimeProducts ShowPacking & DeliveryPacking Details  :…