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Leizhen Mold Company specializes in manufacturing high-precision PET preform molds tailored to diverse bottle neck diameters, ensuring compatibility with blow-molding machines worldwide. Our expertise spans standard and custom-sized molds, empowering clients in beverages, cosmetics, pharmaceuticals, and household industries to achieve seamless production scalability.

Standard PET Preform Mold Sizes

We produce molds for common neck diameters, including:

• 18mm, 21mm, 24mm, 28mm, 29mm, 30mm, 33mm, 38mm, and more.
  These sizes cater to universal bottle designs for water, soft drinks, edible oils, and personal care products.

Customized Neck Diameter Solutions

Need unique specifications? Leizhen engineers custom PET preform molds for specialized applications, such as:

• Wide-mouth jars (40mm+ for food packaging).

• Small-neck designs (15mm-18mm for pharmaceutical droppers or cosmetic serums).

• Industry-specific requirements (e.g., chemical-resistant containers with reinforced threading).

Multi-Cavity Mold Flexibility

Maximize efficiency with molds featuring 4 to 144 cavities, optimized for:

• High-speed production (ideal for large-scale beverage brands).

• Small-batch prototyping (perfect for startups or niche markets).

Advanced Engineering for Consistency

Our molds are crafted using precision CNC machining and hardened steel alloys to ensure:

• Dimensional accuracy (±0.01mm tolerance).

• Long-lasting performance (500,000+ cycles lifespan).

• Compatibility with Husky, SIPA, and other leading blow-molding systems.

Applications Across Industries

• Beverages: Secure seals for carbonated drinks (28mm-33mm).

• Pharmaceuticals: Tamper-evident necks (18mm-24mm).

• Cosmetics: Luxe finish for lotions and creams (24mm-30mm).

• Household Chemicals: Leak-proof designs (30mm-38mm).

Why Partner with Leizhen?
✅ End-to-end customization: From CAD design to mold testing.
✅ Rapid prototyping: 15-25 days lead time for standard molds.
✅ Global logistics: Seamless delivery to 50+ countries.

Unlock Precision in Bottle Production!
Whether you need high-volume PET preform molds or niche-sized solutions, Leizhen delivers reliability, speed, and cost-efficiency. Request a free consultation today to discuss your project!