Ring Plungers (Torpido)
For Injection Moulding Screws

  • Accessories of screw & barrel for injection & extrusion machine, back up ring,sealing ring , flange , nozzle, screw head, inside & outside nozzle for specialized nylon, hydraulic flange.
  • Base Material : Tungsten alloy, SKD61, SACM645, SACM425, SACM440.
  • Processing Method : Casting , Hardening , Nitriding , Black Coating.
  • Processing Range: Inner diameter ø16 – ø 200mm.
  • Effective Length : 1200mm .
  • Nitriding Depth: 0.50mm – 0.80mm.
  • Hardening Hardness : HRC58-63.
  • Straightness : 0.015mm/m.
  • Thickness of Chrome Plated: 0.02mm-0.085mm.
  • Applying To : Normal Plastic, PP, PE , ABS, AS , PS and so On.
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