Conical twin-screw GET A QUOTE

This series screw designed for mainly PVC products , conical twin screw rotate in lower speed , the material inside the barrel under a stable and uniform shear , shorter screw , shorter duration time of material , especially suitable for heat-sensitive material plasticizing process .

The Main Applications

Including PVC pipe , PP/PVC/PE WPC extrusion , PVC skinning foaming plate , PVC profile , PVC/PP corrugated pipe , PVC floor leather products , PVC waterproof membrane

The main technical data

  • Material : 38 CrMoAlA ( JIS SACM645)
    9 Cr18MoV
  • Heat treatment : Nitriding treatment , spraying coating Bimetallic alloy
  • Technical data : Depth of nitration layer : 0.5~0.8mm
  • Hardness of nitration : 900~1020HV
  • Fragility of nitration : less than grade one
  • Roughness of the surface : Ra0.4
  • Linearity of the screw : 0.015mm
  • The surface hard chromium plating hardness after Nitrogenation :> 950Hv
  • Chrome-plating layer thickness : 0.025~0.085mm

Processing Workshop

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