PP preform mould

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SINO-PK PP preform mould basic tooling specifications:

  • PP preform mould cavity steel:

    Stavax S420 made in Sweden, stainless, heat treatment with HRC50±2

  • PP preform mould core steel:

    DIN 1. 2083 made by Thyssen Krup German, stainless heat treatment with HRC48±2.

  • PP preform mould screw neck steel:

    DIN 1. 2083 made by Thyssen Krup German, stainless heat treament with HRC55±2.

  • PP preform mould A/B/C plate steel:

    718 steel made by Shanghai Bao steel, prehardened with HRC35±2, Nickel plating is available.

  • PP preform mould other plate steel:

    P20 steel made by Shanghai Bao steel, prehardened with HRC30±2. Nickel plating is avaialble.

  • PP preform mould guiding system steel:

    SKD 61 made in Japan with HRC61±2.

  • PP preform mould stocked standard components:


    • -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
    • ......


  • PP preform mould 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.

  • PP preform mould production safety devices:

    Stroke switches and electric eyes.

  • PP preform mould ejection way:

    -by the machine knock out.
    -by the vice cavities cooling with the robot pick out.

  • PP preform mould cooling water:

    PP preform mould cooling water need 5 to 15 centigrade degree soft water.

  • PP preform mould cavities C-C distance:

    As minum as possible for X and Y.

  • Molded preform wall thickness tolerance:


  • Molded preform weight tolerance:

    0.1% to 0.25% based on the preform size and shape.

  • PP preform mould durable parts material:

    Durable copper with lubrication graphite inserted.

  • PP preform mould hot runner system:

    Anole hot runner system valve gate or pin point gate for PP 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.

  • PP preform mould water connectors:

    Big nozzle connectors with the water channel on the plate diameter 16mm, water nipple connected togather with one stainless water manifold.

  • PP preform mould cavities Nr.:

    SINO-PK PP preform mould cavities Nr. from 8 cavities to 48 cavities.

  • PP preform mould cycle time:

    PP preform mould (standard preform mould) cycle time from 16 to 40 seconds if the cavities Nr. from 8 to 48 cavities.