extrusion machine screw barrel /conical twin screw barrel

Specifications 1.extrusion machine screw barrel /conical twin screw barrel

2.40% CaCo3, 60%PVC pipes

3.Material: 38CrMoala+bimetallic

extrusion machine screw barrel /conical twin screw barrel
Diameter	Φ15mm-Φ350mm	Designing	Along with the the CaCO3 proportion increaseing when processing the PVC product, as well as late-model PVC  is similar to raw material bring up, Leading to damage of actual  conical twin-screw resist abrasion, resist corrosion . OSD developed  and introduced  modern plastic process usage based on actual need ,  have high-accuracy , high hardness, antifraying , anti-corrosion for merit.
Materials	38CrMoAlA  (JIS SACM645) SKD61	Application	pvc resin powder & caco3 luburicant,stabilizerss, pigments, antionxidants.
Nitride Case Depth	0.5mm-0.8mm	Technology	1)Longer time Gas Nitriding treatment  2)special anti-wear & abrasion alloy (bimetallic) 3)tungsten carbide 4)cobalt base alloy 5)stainless steel  6)Gh113 nickel based alloy
Nitride Hardness	950-1020HV	Packing	Wrapped up by film in wooden
Nitride Brittleness	≤Grade One	Payment Term	T/T , L/C
Surface Roughness	Ra0.4um	Delivery Term	25 working days
Screw Straightness	0.015mm	Port Departure	Shanghai/Ningbo
Alloy Hardness	HRC58-62	Min. Order	1 set
Alloy Depth	0.5mm-0.8mm	Common Nitrided:2.5-4years Bimetallic: much longer lifetime.

  we can make any specification of extruder screw barrel and injection screw barrel for Haitian, Demag, Engle, Klaus-maffei, Nigro bossi, arburg,NPM, BOY, Husky, Fanuc, billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.  About O.S.D : Our Strength: We have an experience of more than 20 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares.  We concentrate on improving quality, updating design and enhancing service. Our products: Screws Barrels for Injection, Extrusion, and Blow Molding applications; relevant accessories(such as die head, gearbox, filter screen changer and so on); plastic processing  machinery. Location advantage: located in China's Screw Town - Jintang Town in Zhoushan City, near to Ningbo Port and Shanghai Port. Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East. We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.