Since 2019, Leizhen Mold has been a global leader in designing and manufacturing high-precision wide-mouth jar molds and PET preform molds for industries including food packaging, cosmetics, pharmaceuticals, and household chemicals.

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Introducing Our Latest Innovation The High-Performance 32-Cavity Water Preform Mold

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Introducing Our Latest Innovation The High-Performance 32-Cavity Water Preform Mold

At [LEIZHEN MOULD], a leader in precision PET preform mold manufacturing, we are proud to unveil our newest engineering achievement: a state-of-the-art 32-Cavity Water Bottle Preform Mold. This mold is designed for producers seeking maximum output, exceptional efficiency, and unwavering consistency in the competitive bottled water market.

Crafted with an uncompromising focus on performance, this mold embodies our commitment to pushing the boundaries of what's possible in injection molding technology.

Key Features & Engineering Excellence:

  • Optimized for Maximum Output: With 32 cavities, this mold is engineered to significantly boost your production capacity, reducing cycle times and cost-per-preform to enhance your bottom line.

  • Superior Preform Quality & Consistency: Every cavity is precision-machined to the highest tolerances, guaranteeing uniform wall thickness, perfect neck finish, and consistent weight across all 32 preforms. This ensures flawless performance on your blowing lines and superior bottle quality.


  • Advanced Cooling Channel Design: Our proprietary cooling channel layout ensures rapid and even heat dissipation. This results in faster cycle times, reduced energy consumption, and extended mold life.

  • Built for Durability and Uptime: Constructed from premium-grade, hardened steels and components, this mold is built to withstand the demands of high-volume production. Its robust design minimizes wear and maintenance, maximizing your operational uptime.

  • Streamlined Maintenance & Serviceability: We have designed this mold with the operator in mind. Features such as easy access to components and standardized parts simplify maintenance and reduce service interruptions.

Proven Capability, Delivered.

This 32-cavity mold is more than just a product; it's a testament to our deep expertise. It demonstrates our ability to design and manufacture complex, high-cavitation molds that perform reliably day in and day out. We understand the critical link between mold performance and your production success.

Ready to Elevate Your Production?

If you are looking to increase your output of high-quality water bottle preforms, this 32-cavity solution is the answer. Partner with [LEIZHEN MOULD] to leverage our technical prowess and commitment to quality.

Contact us today to discuss how this mold can be customized to meet your specific needs and to request a detailed technical specification.

Product NameWidely Use 32 Cavities Pet Preform Water Bottle Mould 
Mould SteelP20H, 718H, 2738H, S136, H13, etc.
Product MaterialPP, HDPE, LDPE, etc.
Mould BaseLKM, ISM, HASCO, DME
CavitySingle/Multi-cavity
Mould life500,000 ~1 million shots
runner typecold/hot runner
Delivery time30~60 days

Leizhen’s Advantages in the Preform Mold Process: Precision, Innovation, and Reliability

In the competitive world of PET preform mold manufacturing, Leizhen has emerged as a trusted partner for brands and bottlers worldwide. Renowned for its engineering expertise, cutting-edge technology, and customer-centric approach, Leizhen delivers molds that optimize production efficiency, quality, and cost-effectiveness. Here’s an in-depth look at the advantages that set Leizhen apart in the preform mold industry:

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Professional PET preform mold manufacturer | Helping efficient production and achieving perfect bottle shape

As an industry-leading PET preform mold manufacturer, we focus on providing high-precision, long-life, customized preform mold solutions for global beverage, food, daily chemical and pharmaceutical companies. From design to mass production, we use innovative technology and excellent quality to help you achieve a double breakthrough in production efficiency and product quality!

(Mold Cav Qty)

Neck Size

Application

18 cav

48mm, 38mm,30/25,20/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

24 cav

48mm,38mm,30/25,29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical, products, edible oil, medicine

32 cav

48mm,38mm,30/25,29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

48 cav

48mm,38mm,30/25,29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

56 cav

48mm, 38mm, 30/25, 29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

72 cav

38mm, 30/25,29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, medicine

96 cav

38mm, 30/25, 29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, medicine

112 cav

30/25, 29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

128 cav

30/25, 29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

144 cav

30/25, 29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine

176 cav

30/25, 29/25, PCO1881, PCO1810

Water, Juice, CSD, Daily chemical products, edible oil, medicine 

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Randomised words which don’t look even slightly Leizhen specializes in designing and manufacturing high-cavitation molds (including 48-cavity, 72-cavity, and even 144-cavity systems) that meet the demands of mass production. Their molds are engineered to ensure:

    Uniform Preform Quality: Advanced flow simulation software balances the runner system, guaranteeing consistent filling and wall thickness across all cavities.

    Tight Tolerances: Precision machining (±0.005mm) ensures compliance with international standards (e.g., PCO 1881, BPF) for neck finishes and thread designs.

    Durability: Molds are crafted from premium steel (H13, S136, or 420 stainless steel) with heat treatment (HRC 48–52) to withstand millions of cycles.

Leizhen integrates state-of-the-art technologies to enhance mold performance:

    Conformal Cooling Channels: 3D-printed or machined cooling channels follow the contour of the preform, reducing cycle times by up to 30% and minimizing warpage.

    Hot Runner Systems: Partnerships with top brands like Yudo or INCOE ensure leak-free, energy-efficient melt delivery. Valve-gated systems enable clean gate cuts for lightweight preforms.

    High-Speed Compatibility: Molds are optimized for machines with clamping forces up to 1,500 tons, achieving cycle times as low as 8–12 seconds for 20g preforms.

Leizhen tailors molds to meet specific client needs, including:

    In-House Testing: Every mold undergoes trial runs on injection molding machines to validate cycle times, cooling efficiency, and preform dimensions.

    ISO Certification: Compliance with ISO 9001 standards ensures traceability and accountability at every production stage.

    Third-Party Inspections: Collaborations with global certification bodies verify compliance with FDA, EU, and other regional regulations for food-grade PET.

Leizhen’s commitment to quality is reflected in its stringent QC processes:
While European and North American manufacturers often come with premium price tags, Leizhen strikes a balance between affordability and performance:

    Competitive Pricing: Direct manufacturing in China reduces overhead costs, offering savings of 20–40% compared to Western suppliers.

    Long Mold Lifespan: Durable materials and coatings (e.g., nitriding, DLC) extend mold life to 3+ million shots, lowering cost-per-preform.

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How to place an order for moulds?
1.R&D We support customer R&D. Make the files or improve the design if you needed.
2. Quotation Making Mould Quotation will be finished in 1 day according to the information we get.
3. Negotiation The quality, price, material, delivery time, payment item, etc.
4. Mould Design 1-2days for product 3D/2D drawing design as per customer's design. Then in further make the mould 2D/3D design.
5. Mould 1. confirm the products and the mold design
2. Mould material prepare
3. Rough machining(heat treatment on mold base and pre-harden on mold)
4. CNC/ Vacuum Hardening on mold main spare parts
5. finishing machining( JDPAINT, DEM.etc)
6. Dimension inspection
7. Ejector& runner& cooling & other device processes
8. Assemble mold
6. Mould Testing When moulds are finished, we will test the mould and we will send samples to client.
7. Sample confirmation If the first sample is not satisfied by the customer when it is come out. We modify the mould until meet the customer’s satisfaction.
8. Delivery Delivery goods by sea or by air, according to customer’s requirement.