Preform mold

SINO-PK preform mould basic specifications:
  • preform mold cavity steel: Stavax S420 made in Sweden, stainless, heat treatment with HRC50±2
  • preform mold core steel: DIN 1. 2083 made by Thyssen Krup German, stainless heat treatment with HRC48±2.
  • preform mold screw neck steel: DIN 1. 2083 made by Thyssen Krup German, stainless heat treament with HRC55±2.
  • preform mold A/B/C plate steel: 718 steel made by Shanghai Bao steel, prehardened with HRC35±2, Nickel plating is available.
  • preform mold other plate steel: P20 steel made by Shanghai Bao steel, prehardened with HRC30±2. Nickel plating is avaialble.
  • preform mold guiding system steel: SKD 61 made in Japan with HRC61±2.
  • preform mold durable parts material: Durable copper with lubrication graphite inserted.
  • preform mold hot runner system: Anole hot runner system valve gate for PET professionally design with the temperature controlling system. Heating elements and thermocouples are made in German, valve pin made by Japanese company in China with Titanium plated. 100% avoid the melted PET material leakaging.
  • preform mold water connectors: Big nozzle connectors with the water channle on the plate diameter 16mm, water nipple connected togather with one stainless water manifold.
  • preform mold cavities Nr.: SINO-PK preform mold cavities Nr. from 2 cavities to 96 cavities.
  • preform mold cycle time: preform mold (standard preform mould) cycle time from 20 to 40 seconds if the cavities Nr. from 8 to 96 cavities.
  • preform mold stocked standard components:
    • -standard screw neck
    • -standard screw neck
    • -hot runner nozzle
    • -heating elements
    • -thermocouples
    • -valve pins
    • -hot manifold material sealers
    • -wire plugs
    • -durable pcs
    • -water nipples
    • -water manifolds
    • -ejector connectors
    • -oring
    • -copper water pipe of the cores
    • ......

  • preform mold components spare quantity: core,cavity,screw neck hot runner nozzle's standard spare is 12.5 to 25% based on the cavities nr. of the mould.
  • preform mold production safety devices: Stroke switches and electric eyes.
  • preform mold ejection way: -by the machine knock out.
    -by the vice cavities cooling with the robot pick out.
  • preform mold cooling water: preform mold cooling water need 5 to 15 centigrade degree soft water.
  • preform mold cavities C-C distance: As minum as possible for X and Y.
  • Molded preform wall thickness tolerance: ±0.06mm
  • Molded preform weight tolerance: 0.1% to 0.25% based on the preform size and shape.

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