• by MEOT
• visits
• 2026/3/27

Comprehensive Preform Mold Solutions: Diverse Configurations for Every Packaging Need

METO Machinery: Professional Manufacturer of Preform Molds

Note: METO Machinery specializes in preform molds. For bottle cap molds, please refer to our dedicated cap mold catalog.

METO Machinery is a leading manufacturer and supplier of high-precision preform molds for the global packaging industry. Specializing exclusively in the design and production of advanced PET preform tooling, we provide comprehensive, customized solutions for manufacturers worldwide. With years of technical expertise and a strong commitment to research and development, we offer state-of-the-art molds that enable customers to produce high-quality preforms efficiently and cost-effectively.

Comprehensive Preform Mold Solutions: Diverse Configurations for Every Packaging Need

METO Machinery offers a comprehensive range of PET preform molds designed to meet the diverse needs of the beverage, food, pharmaceutical, and personal care industries. From standard beverage preforms to specialized wide-mouth and hot-fill applications, our precision-engineered molds deliver consistent quality, dimensional accuracy, and long-term durability for manufacturers worldwide.

Types of Preform Molds We Offer

1. Standard Beverage Preform Molds

• PCO 1810, PCO 1881, 28mm, 30/25 neck finishes

• Preform weights from 9g to 35g

• Ideal for water, carbonated soft drinks, and juices

• High cavitation configurations for mass production

2. Wide-Mouth Preform Molds

• 38mm, 48mm, 63mm, 70mm, 89mm neck finishes

• Preform weights from 25g to 150g

• For food jars, edible oil containers, and bulk packaging

• Reinforced neck design for structural integrity

3. Hot-Fill Preform Molds

• Crystallized neck finish capability

• Withstands filling temperatures up to 93°C

• For juices, teas, and heat-processed beverages

• Enhanced dimensional stability

4. Lightweight Preform Molds

• Material-saving designs reducing resin consumption

• Optimized for sustainability goals

• Maintains bottle strength with reduced weight

• Compatible with high-speed blow molding

5. Custom Shape Preform Molds

• Oval, square, rectangular, and flat preform geometries

• For distinctive brand-specific container designs

• Customized wall thickness distribution

• Tailored to specific blow molding requirements

Key Features Across All Preform Molds

1. Precision Engineering

Parameter	Specification
Thread Tolerance	±0.02mm
Wall Thickness Variation	< 0.10mm
Weight Difference Between Cavities	< 0.3 grams
Concentricity	±0.075mm

2. High-Cavity Configurations

Cavity Count	Typical Output	Ideal Application
16-24 cavities	8,000-12,000/hour	Medium-volume production
24-48 cavities	12,000-22,000/hour	High-volume operations
48-72 cavities	17,000-31,000/hour	Large-scale manufacturing
72-96 cavities	23,000-40,000/hour	Maximum-output production

3. Premium Material Construction

Component	Material	Hardness
Core and Cavity Inserts	S136 Stainless Steel	HRC 48-52
Neck Rings	Imported Nitrided Steel	HRC 45+
Mold Base	Chrome-plated P20 Steel	Pre-hardened

• Mold life: Engineered for 3-5+ million injection cycles

4. Advanced Valve Gate Hot Runner System

• Individual temperature control within ±1°C

• Balanced filling ensuring consistent weight across all cavities

• Clean gate vestige with no tail trimming required

• Low acetaldehyde (AA) generation preserving product taste

5. Optimized Cooling System

• Spiral cooling channels for uniform heat extraction

• Enhanced neck cooling for thread dimensional stability

• Cycle times as low as 15-22 seconds for standard preforms

Technical Specifications

Parameter	Specification
Neck Finishes	PCO 1810, PCO 1881, 28mm, 30/25, 38mm, 48mm, custom
Preform Weight Range	5g - 150g
Cavity Options	16, 24, 32, 48, 64, 72, 96 cavities
Material Compatibility	Virgin PET, rPET up to 100%
Cycle Time	15-35 seconds (weight dependent)
Mold Life	3-5+ million cycles
Certification	FDA, EU food contact compliance

Quality Assurance

• CMM inspection verifying all critical dimensions

• Weight consistency testing across all cavities

• Thread gauge verification confirming closure compatibility

• Wall thickness measurement ensuring uniform distribution

• Sample production available for customer approval

Why Choose METO for Preform Molds?

• Comprehensive range: Solutions for beverage, food, wide-mouth, and hot-fill applications

• High cavitation: 96-cavity configurations for maximum productivity

• Precision engineering: ±0.02mm thread tolerance ensuring reliable sealing

• Premium materials: S136 steel construction for extended mold life

• Advanced cooling: Fast cycle times with consistent quality

• Customization capabilities: Tailored neck finishes, weights, and preform geometries

Partner with METO for Complete Preform Mold Solutions

METO Machinery delivers precision-engineered PET preform molds for every packaging application. Contact us today to discuss your requirements.