برميل برغي مزدوج مخروطي لآلة Jwell

Conical twin screw barrel for Jwell machine Diameter 45/100,50/105 65/120,80/156 Min.Order 1 set Materials 38CrMoAIA 42CrMo(JIS SCM440) 9Cr18MoV CW6Mo5Cr4V2 Discount  Available Application WPC,PVC,ABS.PMMA  Pipe,Sheet,Profile Payment  Term T/T, L/C Technical  Process   1.Rough Machining 2.Quenching  and Tempering 3.Finish Machining 4.Nitriding 5.Spraying and welding  with  alloy  power 6.Screw polishing   Technological  Parameter  Roughness...