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Baby bottle straw liquid silicone injection mold

This infant bottle straw liquid silicone injection mold is specifically designed for the production of food-grade and medical-grade silicone infant bottle straws, nipples, and other feeding accessories. It adopts advanced liquid silicone rubber (LSR) injection molding technology, and features excellent dimensional accuracy, stable production performance, and high production efficiency. The liquid silicone material is widely used in infant feeding products due to its softness, safety, tear resist
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  • Product Detail
Mold information
Mold core materialS136H
Mold base material550C
Number of cavity8
Runner systemCold Runner
Number of cold nozzle8
Product nameBaby bottle silicone straw
Machine usedTYM-W5050

Details

Liquid silicone rubber (LSR) is widely used in infant feeding and mother-infant products, such as bottle straws, nipples, pacifiers, suction pump accessories, sealing rings and suction valves, etc. Compared with traditional rubber materials, liquid silicone rubber has excellent biocompatibility, high transparency, softness and durability, making it an ideal material for infant products. 

Our baby bottle straw liquid silicone injection molding mold is specially developed for the production of high-precision silicone straws. This mold adopts a professional cold runner system and precise cavity structure, ensuring stable injection molding, reducing material waste, and improving product consistency. It is suitable for the production of smooth-surfaced, flexible, and stable-sealed soft silicone straws. 

According to the production requirements of the customers, the molds can be designed with multi-chamber structure, which helps to enhance production efficiency and reduce manufacturing costs. Combined with the automatic demolding system and the liquid silicone rubber injection machine, the production process becomes more efficient and is more suitable for continuous batch production. 

TYM specializes in providing customized liquid silicone mold solutions for infant care products. From product analysis, mold design, material selection, prototype testing to batch production support, we offer one-stop technical services to global customers. Our molds are compatible with food-grade and medical-grade liquid silicone materials and comply with international safety standards such as FDA and LFGB.


Mold Design & Technology

The Baby bottle straw liquid silicone injection mold adopts a precision cold runner LSR molding system designed for high-efficiency and flash-free production of baby bottle straws, suction nozzles, and feeding accessories. The cold runner structure keeps the liquid silicone at a controlled low temperature before entering the heated mold cavity, helping reduce material waste while improving molding consistency and production stability.

To achieve high dimensional accuracy and smooth product surfaces, the mold is manufactured with precision CNC machining and high-quality mold steel. Depending on product structure and production requirements, the mold can be designed with open gate or needle valve gate systems for better silicone flow control and reduced flashing. Vacuum venting technology can also be integrated to improve cavity filling and eliminate air traps during molding.

The mold is compatible with automatic vertical LSR injection molding machines and robotic demolding systems, enabling fully automated production for food-grade and medical-grade baby products. Multi-cavity mold layouts are available to improve production efficiency and maintain stable product quality during mass production. LSR molding technology is especially suitable for infant products because it supports clean manufacturing, high precision, and excellent material safety standards. 


FAQ

Q: How many packaging do you have?

A: We have standard export wooden case currently.

Q: Can you do our own packaging?

A: Yes, you just provide the package design and we will produce what you want. We also have the professional designer can help you do the packaging design.

Q: How many different types of products your company manufactures?A: Now we have more than 1,000 products. We have a strong advantage of OEM, just give us the actual products or your idea that you want, we will manufacture for you.