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Cap Molds

bottle cap molds are essential in the manufacturing process of various industries such as beverage, food, daily chemical, and industrial packaging. The molds are used to produce caps in different sizes, shapes, and materials to fit various bottles and cans.

At our company, we take pride in having over 20 years of experience in bottle cap mold research and development. We have also invested in advanced mold manufacturing equipment such as SEISS coordinate measuring machine, YADA CNS CNC machining, OKUMA five-axis, OKK, DAHLIH, MOKINO, and other equipment. Our team offers a one-stop solution to our clients from product development, mold design to mold manufacturing.

In addition to our state-of-the-art equipment and experienced team, we are committed to providing high-quality bottle cap molds to our clients. We understand that the production of bottle caps requires precision and accuracy, which is why we use advanced technology to ensure our molds are of the highest quality.

We take pride in our ability to provide customized bottle cap mold solutions to our clients based on their unique requirements. Our team works closely with clients to understand their specific needs, and we use our expertise to create molds that meet their specifications.


Food packaging

Daily chemical packaging

Industrial packaging

Medical packaging

Materials Used in Bottle Cap Molds

Bottle cap molds play a crucial role in the packaging industry. These molds are designed to create caps of different shapes, sizes, and materials that are compatible with various types of bottles and cans. The material used in the construction of the bottle cap molds is critical, as it determines the durability, strength, and overall quality of the finished product.

The most common materials used in the construction of bottle cap molds are aluminum and steel. Aluminum molds are lightweight and have a high thermal conductivity, making them ideal for producing high-quality caps at a faster rate. Additionally, aluminum molds can be easily modified or repaired, making them a popular choice for manufacturers.

Steel molds, on the other hand, are more durable and have a longer lifespan than aluminum molds. They can withstand high temperatures and pressures, making them ideal for mass production of bottle caps. Additionally, steel molds offer better dimensional stability, which results in more precise and consistent cap production.

Our commonly used mold materials are: P20, 50C, 420H(2083), S136, 2083, 2344, DC53, SKD61
P20 steel: P20 steel is an excellent cold work mold steel with excellent wear resistance, corrosion resistance, and cutting performance. It is suitable for manufacturing medium-sized plastic molds, die-casting molds, injection molds, and extrusion molds.


Molding Process

The molding process for bottle caps involves several steps. First, the mold is designed and manufactured according to the specifications of the bottle cap. Then, the mold is loaded onto a molding machine, which injects molten plastic or metal into the mold cavity. The mold is then cooled, and the bottle cap is ejected from the mold.

There are two types of molding processes used in bottle cap production: injection molding and compression molding.

Injection molding is the most common method used in bottle cap production. It involves injecting molten plastic into a mold cavity at high pressure. Once the plastic cools and solidifies, the mold is opened, and the bottle cap is ejected.

Compression molding is used for producing bottle caps made of metal or plastic. This method involves placing the raw material in a mold and applying heat and pressure to shape it into the desired shape.

Types of Bottle Caps

There are several types of bottle caps available in the market, including screw caps, snap-on caps, and flip-top caps.

Screw caps are the most common type of bottle caps used in the beverage industry. They are easy to open and close and can be resealed after opening. Screw caps are made from plastic, aluminum, or steel and are available in different sizes and colors.

Snap-on caps are another popular type of bottle cap. They are commonly used in the packaging of carbonated beverages and juices. Snap-on caps are made from plastic and come in various sizes and colors.

Flip-top caps, also known as hinged caps, are commonly used in the packaging of sauces, condiments, and personal care products. They are made from plastic and feature a hinged lid that can be flipped open and closed with one hand.


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