80mm conical screw barrel for shenweida pvc profile

Product Description 80mm conical screw barrel for shenweida pvc profile       Diameter 15mm-350mm Min.Order                                 1 set   Materials 38CrMoAIA Discount Available   42CrMo(JIS SCM440)   9Cr18MoV   CW6Mo5Cr4V2   SKD11,61   GH113,and etc.   Application PP,PVC,PE,ABS,PETPC,PMMA... Payment Term T/T, L/C, WESTERN UNION,OTHERS   Technical Process 1.Rough Machining Technological   Parameter   Roughness  Ra 0.4um   2.Frenquency Quenching and Tempering Hardness of Quenching and Tempering HB 240-280   3.Finish Machining Depth of Nitride Layer 0.5~0.8mm   4.Gas Nitriding Hardness of Nitride HV 980-1080   5.Spraying and welding with alloy power Alignment of Screw 0.015mm   6.Screw polishing Depth of Alloy Layer 1.5~3.5mm   Packing Standard exporting packing Port Departure Ningbo/Shanghai Port/etc.   Compared to other supplier, OSD advantages 1.Advanced Nitriding Technology   2.Anti-corrosion and Wear-resisting Dup…

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