PET Preform Injection Molding Machine – 64 Cavity 20s Cycle | CHINAPLAS 2026

Finding a reliable supplier for your production is tough. The wrong choice leads to downtime, poor quality, and lost profits. We provide the perfect turnkey solution with proven experience.

The best plastic injection molding machine supplier offers high-quality injection machines, integrates automation like robots, and delivers complete turnkey projects. Look for a factory with deep technical expertise, like ours with 18 years of experience, to ensure you get reliable equipment and excellent after-sales service.

![A complete plastic injection molding turnkey project in a factory]( "Turnkey Project with Injection Machine")

I just got back from CHINAPLAS 2026, and the energy was incredible. It's one thing to talk about technology, but it's another to see it in action, solving real-world production challenges right on the show floor. We had a lot of visitors stop by our booth, impressed by the complete production cell we were demonstrating. It was a perfect example of how the right machine, combined with the right automation and auxiliary equipment, creates a truly efficient system. Let's break down what we showed and how it can help your business.

How Can a Specialized PET Preform Machine Boost Your Production?

Producing PET preforms requires high speed and precision. Using a standard injection machine often means you can't keep up. This leads to inconsistent quality, longer cycle times, and higher energy costs. Our specialized PET machine is designed for this exact task.

A specialized PET preform machine boosts production with features like a larger injection unit, faster plasticizing screw, and precise clamping control. At CHINAPLAS, our 330T PET injection machine produced 18g preforms in a 20-second cycle, showing how an optimized design directly increases your output and quality.

Our demonstration at the show was a complete turnkey project. The star was our 330T PET plastic injection machine. We paired it with a 64-cavity hot runner injection mold to produce 18-gram preforms. The entire cycle time was just 20 seconds. This speed and efficiency are not accidental. Our company founder was a lead technical engineer at Haitian for many years, so we build our machines on a very strong technical foundation. For this PET machine, we used an injection unit from a 450T model. This gives it a larger shot capacity and superior plasticizing ability, which is essential for PET material. We also equipped the clamping unit with proportional valves. This allows for incredibly smooth, stable, and precise mold opening and closing movements. For a large 64-cavity mold, this precision is critical to protect the mold and ensure consistent part quality.

Why is a Robot Essential for Taking Out Products?

Manually removing products from the mold is slow and inconsistent. It can also damage delicate parts or finished surfaces. This inconsistency slows down your entire production line and increases the risk of human error. A robot automates this process for you.

A robot is essential for taking out products because it guarantees a consistent cycle time, reduces labor costs, and prevents damage to the parts. For our 64-cavity PET preform production, the robot's speed and precision were key to achieving the fast 20-second cycle consistently.

During our 20-second cycle demonstration, the robot played a huge role. As soon as the mold opened, the robot arm moved in, gripped all 64 preforms, and quickly removed them before the mold closed for the next shot. This process is about more than just speed; it's about perfect consistency. A robot performs the exact same motion every single time, down to the millisecond. This reliability allows you to run the plastic injection machine at its absolute fastest and most efficient cycle time. You can't achieve that with manual operation. Furthermore, automation improves product quality. The robot handles the preforms without leaving fingerprints or oils on the surface. It also places them gently onto a conveyor, preventing scratches or damage. This is very important for food and beverage packaging. Finally, it makes the workplace safer by keeping the operator away from the moving parts of the machine.

Does a New Mold Temperature Controller Design Really Make a Difference?

Your mold temperature might be unstable. This often causes defects like sink marks, warping, and poor surface finish in your plastic parts. You end up wasting material, time, and money on rejected products. A modern mold temperature controller solves this.

Yes, a new mold temperature controller design makes a huge difference. It directly controls the surface finish, dimensions, and structural integrity of the final product. Precise temperature management reduces cooling time and defect rates, which is crucial for high-cavity molds and fast cycles.

The quality of a PET preform, especially its clarity, depends heavily on how it cools inside the injection mold. This is managed by the mold temperature controller. For our 64-cavity mold at the show, maintaining an even temperature across all cavities was essential. If one part of the mold is a few degrees hotter or colder, you get 64 slightly different preforms. This can cause major problems later during the bottle blowing process. Our system uses a high-precision mold temperature controller to circulate water and keep the mold at a constant, stable temperature. This ensures every preform cools at the same rate. The result is uniform quality across all cavities. It also helps shorten the cooling time, which is often the longest part of the injection molding cycle. Shaving even one or two seconds off the cooling time makes a massive difference in your total output over a full day of production.

How Does Coordinating Auxiliary Equipment Create a High-Efficiency Turnkey Project?

Maybe you bought a great injection machine, but your production is still slow. The problem is often not the machine itself. It's the mismatched auxiliary equipment that creates bottlenecks and stops your line from running smoothly.

Coordinating auxiliary equipment like loaders, dryers, and chillers into a single system eliminates bottlenecks. A true turnkey project ensures every piece of equipment "talks" to the plastic injection machine, optimizing the entire process for the most reliable production possible.

The complete production cell we showed at CHINAPLAS is what we call a turnkey project. It's not just about selling an injection machine; it's about delivering a complete, integrated solution. Our system included several key pieces of auxiliary equipment working in harmony. The PET material first went into a dehumidifying dryer, because PET must be perfectly dry before molding. From the dryer, an auto-loader automatically fed the material into the machine's hopper. The plastic injection machine, with its special nano-infrared heating bands on the barrel, melted the material with great efficiency and temperature stability. The mold temperature controller and chiller maintained the perfect mold temperature. Finally, the robot removed the finished preforms. Every component was selected and integrated to work together seamlessly. As a supplier with 18 years of experience, we know how to build these systems. You get one point of contact and one guarantee that the entire line will perform as promised from day one.

Conclusion

A successful production line is more than just a good machine; it is a complete, coordinated system. We have the expertise to provide these high-efficiency turnkey solutions for your plastic injection business.