High-efficiency multi-cavity structure: 48 cavities are evenly arranged, resulting in a short molding cycle and suitability for mass production of preforms, thus increasing overall capacity.
High-quality steel and precision machining: The mold core and cavities are made of high-strength, corrosion-resistant steel, combined with high-precision machining to ensure consistent preform dimensions.
Advanced cooling system: Optimized water channel design achieves rapid and uniform cooling, shortening the injection cycle and reducing deformation.
Stable self-lubricating guide structure: The mold guide pillars and bushings have high wear resistance, ensuring smooth operation, extending service life, and reducing maintenance frequency.

MOLD PITCH LAYOUT
| CAVITATION | LAYOUT |
PITCH |
Thread up to |
Support ring up to |
MAX.body Dia. |
|
4X12 |
60X152 |
38mm |
42mm |
38mm |
|
|
6X12 |
60X140 |
38mm |
42mm |
38mm |
|
|
6X12 |
50X140 |
30mm |
34mm |
30mm |
|
|
6X12 |
50X120 |
30mm |
34mm |
30mm |
|
|
8X12 |
60X140 |
38mm |
42mm |
38mm |
|
|
6X16 |
50X140 (2X100) |
30mm |
34mm |
30mm |
|
|
8X12 |
50X120 |
30mm |
34mm |
30mm |
|
|
6X16 |
60X114 |
38mm |
42mm |
38mm |
|
|
8X16 |
50X120 |
30mm |
34mm |
30mm |
|
|
8X16 |
50X111 |
30mm |
34mm |
30mm |
|
|
8X18 |
50X140 |
30mm |
34mm |
30mm |
The mold is applicable to various machine models, subject to confirmation by the project engineer.
SZ-MOLDTECH 48 Cavity PET Preform Mold Customization Advantages
High-Cavity, High-Precision Customization Capabilities
Leveraging a senior R&D team and imported high-precision equipment, SZ-MOLDTECH's 48-cavity PET preform molds maintain excellent consistency and stability in high-speed molding environments. Supporting multiple bottle neck standards such as PCO1810/1881, deep structural customization is available to meet diverse application needs.
01
Optimized Hot Runner and Cooling System Design
Through digital simulation technology, the layout of the gate, runner, and cooling water channels is optimized, significantly reducing preform weight variation and effectively shortening the molding cycle. Valve-pin or open hot runner solutions are available, achieving higher production efficiency and more stable quality output.
02
Standardized Project Collaboration Process
SZ-MOLDTECH employs a clear and transparent project management mechanism. From requirements confirmation, solution design, processing and manufacturing to assembly and testing, the entire process is overseen by a dedicated project engineer, ensuring controllable efficiency, traceable processes, and rapid response to issues, providing customers with a smoother collaboration experience.
03
Comprehensive Mold Testing, Verification, and Delivery Guarantee
We provide one-stop mold testing services for injection molding systems. Our engineers optimize process parameters throughout the process to ensure rapid and stable mold production. Before delivery, we conduct complete precision testing and functional verification to achieve 100% on-time delivery, helping customers significantly shorten project cycles and reduce overall costs.
04

Professional PET Preform Mold Factory
SZ-MOLDTECH is one of the few high-tech enterprises in China capable of providing complete PET preform solutions. Integrating R&D, manufacturing, and sales, it has long provided high-cavity, high-precision domestically produced PET preform molds to well-known domestic and international brands as import substitutes. The company continuously absorbs advanced European processing technologies, ensuring product performance comparable to international brands while offering higher cost-effectiveness. Its products are also flexibly adaptable to various equipment, supporting customized needs such as mold modification, cold runner upgrades, and hot runner enhancements. Relying on a comprehensive precision manufacturing system and strict quality control, SZ-MOLDTECH consistently provides customers with stable, durable, and highly consistent PET preform mold solutions.
48 Cavity PET Preform Mold Applications
Dairy Packaging
Perfectly suited for milk, yogurt, and other dairy liquids, providing precise preform dimensions and uniform wall thickness for safe and reliable packaging.
Beverage Bottles
Suitable for producing high-quality PET preforms for water, soft drinks, juices, and other beverages, ensuring consistent weight, shape, and wall thickness for high-speed production.
Edible Oil and Condiment Bottles
Suitable for PET preforms containing edible oils, sauces, and liquid condiments, offering excellent transparency, consistent capacity, and stable molding properties.
Medical and Healthcare Product Packaging
Designed specifically for PET preforms containing medical liquids, diagnostic reagents, and healthcare products, ensuring dimensional accuracy and material safety.
Everything You Need To Know
Partner with SZ-MOLDTECH for High-Efficiency PET Preform Molds – Custom Mold Expertise!
Does SZ-MOLDTECH offer mold upgrade and optimization services?
The company can undertake upgrades and modifications to existing molds, including cold runner optimization, hot runner modification, and core and cavity optimization, helping customers improve production efficiency and product consistency.
Can molds be put into production directly after leaving the factory?
All molds undergo complete testing and verification, are ready to use upon leaving the factory, and feature a gold-plated core design for easy identification and installation. Customers can quickly start production without additional debugging.
How does SZ-MOLDTECH help customers reduce production risks?
Through rigorous quality control processes, durability testing, and factory verification, SZ-MOLDTECH ensures high mold consistency and reliability, reducing production downtime and rework risks, and improving the stability of customer production lines.
What service guarantees does SZ-MOLDTECH provide for project delivery?
Domestic projects are assigned dedicated personnel to track installation throughout the process, implementing project-based management; overseas projects can flexibly arrange delivery methods according to customer needs and provide technical guidance to ensure stable mold operation.
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