300ml Blow Mold for Aseptic
A Real-World Example
A European beverage company once approached us with a challenge: they needed 300ml bottles for their high-speed aseptic line, but their existing molds caused uneven wall thickness and minor defects. Our team examined their preform samples and machine setup. After careful measurements and testing, we designed a custom PET blow mold that fit seamlessly. On the first production run, bottles came out consistent in shape, wall thickness, and clarity. The client was able to increase production efficiency without compromising quality.



Crafted for Reliability
How It Works in Production
During operation, preforms are heated to the optimal temperature and inflated inside the mold using high-pressure air. The mold shapes the bottle while maintaining even wall thickness and structural stability. The precise cavity design minimizes common defects such as whitening or uneven stretching, delivering clear, high-quality bottles suitable for aseptic filling lines.
Applications in the Field
Our molds are trusted by clients across Europe, Southeast Asia, and the Middle East for:
Bottled beverages and juices
Dairy and functional drinks
Edible oils and sauces
Pharmaceutical and personal care products
For example, a Southeast Asian dairy producer used our mold to streamline production. Within days, they reported fewer defects and higher throughput, thanks to the precise molding and easy maintenance of our design.
Customization and Flexibility
We understand that every production line is different. Clients can provide sample bottles or CAD drawings, and our engineers will create a mold tailored to their specific machine setup. OEM and ODM services are available, allowing adjustments to bottle shape, branding embossing, and other unique requirements.
About Foshan Baijinyi Precise Technology
Founded in 2011 and located in Foshan, China, our company covers over 4,000 square meters. “Baijinyi” comes from a Chinese saying meaning “to advance even further after reaching the top”, reflecting our commitment to continuous innovation.
We specialize in PET liquid packaging molds, including blow molds, injection preform molds, cap compression molds, and accessories. Beyond manufacturing, we work directly with clients to optimize bottle design, preform performance, and equipment compatibility. Our goal is simple: help production run efficiently while maintaining the highest quality.
Contact Us
Foshan Baijinyi Precise Technology Co., Ltd.
Address: No.6 Yongye Rd, Sanshui District, Foshan City, Guangdong Province, P.R. China 528100
Tel: +86 (0)757-8778 0610
Email: info@bjypetmold.com
Website: www.bjypetmold.com
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