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Product / OEM Machinery parts / spindle head
spindle head
spindle head
spindle head
spindle head
spindle head
spindle head
spindle head
spindle head
spindle head
spindle head

spindle head

BJY spindle head represents a top achievement in PET blow molding technology. It is designed to support large-scale producers in the beverage and packaging sectors around the world. This rotary spindle head uses key rotation systems. It provides unmatched high precision in placing molds. That way, it handles smooth shifts through stages like preform loading, heating, blowing/stretching, cooling, and bottle ejection. Made from top-quality high-strength alloys, it offers strong durability. It handles tough production needs well. At the same time, it includes structural innovations such as balanced rotary dynamics. This help reduce vibration and improve stability during use. BJY applies modern manufacturing methods, which include ultra-high precision CNC machining. They ensure accuracy down to microns. Custom services let it fit various production setups. It works for items like carbonated drinks, water bottles, and edible oil containers. Strict quality assurance steps, such as full testing before shipping, mean BJY spindle head delivers reliable results. It also cuts downtime and boosts efficiency in blow molding tasks.

  • Preform Heating Mandrel Head

    Product Features

    High Efficiency and Compatibility: The BJY spindle head fits easily with major PET blow molding machines. It allows steady or occasional rotation. This supports fast production runs up to 2,000 bottles per hour. In turn, it improves output while keeping systems working together smoothly.

    Superior Product Performance: It has a patented rotary assembly design. This keeps molds aligned accurately in every step. As a result, it lowers defect rates by up to 30%. And it guarantees steady bottle quality.

  • Product Features

    Quality Assurance and Durability: It features coatings that resist corrosion. It also handles high temperatures up to 150°C. The unit goes through tough fatigue tests. This gives it a long life over 10 million cycles. BJY backs it with a full warranty.

    Energy-Saving Design: It uses low-friction bearings. These reduce energy use by 15-20%. So, it supports greener manufacturing practices.

    Ultra-High Precision Processing: It reaches very fine tolerances with modern grinding and balancing methods. This boosts mold stability and accuracy in active settings.

    Custom Service: BJY provides specific setups, like add-on modules for different mold sizes. This ensures solutions that match exact needs.

    Preform Heating Mandrel Head (2)
  • Preform Heating Mandrel Head (3)

    Product Parameters

    Basic Technical Specifications:

    Mold Type: Rotary spindle for PET blow molds

    Cavities: as required by the machine

    Applicable Preform Capacity: as required by the machine

    Molding Cycle: 3-15 seconds per cycle (base on the machine cycle)

    Precision Manufacturing Parameters:

    Processing Accuracy: ±0.003mm

    Surface Roughness: Ra 0.2μm

    Materials and Heat Treatment:

    Cavity/Core Material: steel

    Heat Treatment Hardness: HRC 48-55

    Surface Treatment: coating for enhanced wear resistance

    Adaptability and Certification:

    Compatible Equipment Brand: all brand

    Bottle Mouth Standard: PCO 1881, 28mm etc.

  • This complete BJY spindle head option sets new standards for dependability in PET production. It mixes advanced engineering with useful flexibility. That meets the changing needs of the packaging field. For more on customization or prices, reach out to BJY specialists now.

    The spindle head (or rotary spindle head) is a rotating assembly in a PET blow molding machine that holds and positions blow molds during the production cycle. It rotates continuously or intermittently to transport molds through key stages of the blow molding process:

    1. Preform Loading→ 2. Heating → 3. Blowing/Stretching → 4. Cooling → 5. Bottle Ejection.
      It ensures synchronized, high-speed production while maintaining precision and stability.
    Preform Heating Mandrel Head (4)
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