600ml Water Bottle Blow Mold

Basic Specifications

Neck: 2925

Preform: 26.5 g

Bottle size: 600 ml

Main material: A6061 aluminum

Product type: drinking water bottles

Machine: Tech-Long rotary blow molder

What Can You Expect from This Mold

Consistent Bottle Output

Once the mold is set correctly, it runs steadily. Bottle shape, volume, and appearance stay uniform across long production runs. This matters more than anything else when you’re running high-speed lines.

Less Time Wasted on Changeovers

The structure is kept practical. When switching to a different bottle format, adjustments are quicker and more predictable. Operators don’t need to spend unnecessary time re-aligning everything.

Cooling That Actually Works

Instead of just adding more channels, the cooling layout is arranged to keep temperature distribution even. That helps shorten cycle time and avoids issues like uneven wall thickness or deformation.

Built for Long Runs

The mold uses aluminum alloy combined with selected steel parts where needed. After machining and treatment, it holds up well against wear, corrosion, and oxidation. It’s made for continuous production, not short-term use.

Made for Tech-Long — Not Adapted

Compatibility isn’t an afterthought. This mold is designed specifically for Tech-Long rotary systems, which reduces fitting issues and keeps the line running smoothly.

Lower Air and Energy Usage

With a stable structure and optimized blowing behavior, air consumption stays under control. Over time, that translates into noticeable cost savings.

Where It’s Used

Standard bottled water production

High-speed PET lines

Large-volume manufacturing setups

Beverage and light packaging applications

How the Mold Works (Simple Explanation)

A heated preform is placed into the mold. High-pressure air expands it until it matches the cavity shape.

From there, two things decide the final bottle quality:

how precise the cavity is

how evenly and quickly the bottle cools down

If either one is off, defects show up. That’s why mold design matters more than it looks on paper.

Why Many Customers Work with BJY

We Focus on Practical Accuracy

It’s not just about tight tolerances on drawings. What matters is whether bottles stay consistent when the machine runs at full speed — that’s where our molds perform.

We Move Fast on New Projects

Every year we handle a large number of new mold developments. Custom bottle shapes, special structures — we’re used to it. Lead time is typically shorter than many overseas suppliers.

Materials and Design Are Chosen for Real Use

We don’t overcomplicate things. Materials and structure are selected based on durability, cooling efficiency, and ease of maintenance.

Long Service Life

With proper use and maintenance, mold life can reach around 10 million cycles, which is higher than common industry levels.

About BJY

FOSHAN BAIJINYI PRECISE TECHNOLOGY CO., LTD. (BJY) has been focused on PET blow molds since 2011. We supply molds for water, beverage, and custom bottle production lines.

Website: www.bjypetmould.com