Blow Mould Machine Blow Molding Machine Plastic Machine Screw and Barrel

 Product Nameplastic film blowing extrusion machine bimetallic screw barrelMaterial38CrMoAlA, 42CrMo(JIS SCM440), SKD11,61DiameterΦ15mm-350mmApplicationSuit for cable , sheet , pipe , profileNitride Case Depth0.5mm-0.8mmNitride Hardness1000-1100HVNitride Brittleness≤Grade OneSurface RoughnessRa0.4umScrew Straightness0.015mmAlloy HardnessHRC68-72DesigningScrew structure and compression ratio can be designed according to different products & different output re quirement.PackingWrapped up by film in wooden casePayment TermT/T Delivery Term25 working daysPort DepartureShanghaiMin. Order1 set