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Ring Pull Cap

Why choose us?

About Us

TNN Group was established in 1998 and has been in business for over 20 years. Our headquarters are in Dalian, Liaoning, China, known for its beautiful coastline. We currently employ 33 people and have a network that includes offices, cooperative laboratories, independent e-commerce platforms, three overseas companies, two domestic offices, and two subsidiaries.

 

Certificates

We hold several certifications, including ISO9001, CE, EU GMP, Halal, and Kosher.

 

Production Lines

We operate five production lines with a monthly capacity of 10 million pieces.

 

Quality Assurance

We follow strict processes to ensure a pass rate of over 99%.

 

After-Sales Service

We provide world-class products with fast delivery and secure payment options to customers around the globe.

 

Product Range

Our products include filling and capping machines, labeling machines, crown caps, pull ring caps, RingTab caps, glass bottles, various labels, PET preforms, and PE films.

 

What Is Ring Pull Cap

 

 

Ring pull caps, also known as stay-on-tab caps, are a type of easy-open lid used for beverage cans. The cap consists of a metal tab attached to a scored metal ring on the top of the can. The ring is lifted to break the seal and remove the lid, leaving a wide opening for drinking or pouring.

 

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Benefits of Ring Pull Cap

Ring pull caps offer several advantages when used in food and beverage packaging:

Improved Convenience: Soda caps, coca cola caps, and beer can caps are just a few examples of the different types of beverages that can benefit from using ring pull caps. They are easy to open and convenient for on-the-go consumers who want quick and easy access to their drinks. The cap comes off with a simple pull of the tab, allowing consumers to drink or pour their beverages without fuss.

 

Extended Shelf Life: These easy open caps are designed to provide a secure seal that helps preserve the flavor of the beverage inside. This can extend the product’s shelf life and reduce the risk of spoilage or contamination, leading to waste and customer dissatisfaction.

 

Better Sustainability: Ring pull caps are made of aluminum, which is a highly recyclable material. Aluminum can be recycled indefinitely, making it a more sustainable choice than other packaging materials. Additionally, the lightweight design of these aluminum lids can reduce shipping and transportation costs, resulting in a smaller carbon footprint.

 

Cost-effective Solution: These caps are a cost-effective solution for beverage manufacturers. They are easy to produce and can be applied to cans using automated machinery, saving time and labor costs. Additionally, the lightweight design of ring pull caps can reduce the weight of the packaging, resulting in lower shipping and storage costs.

 

Increased Brand Recognition: Ring pull caps can be customized with logos, colors, and other branding elements, making them a valuable marketing tool for beverage companies. By using branded caps, manufacturers can increase brand recognition and create a unique and memorable experience for consumers.

 

Various Types Of Ring Pull Caps

There are many types of ring pull caps available in the market. Their applications vary depending on what type of ring pull cap they are. Some of the ring pull caps are:

 
 

Plastic Ring Pull Caps

Plastic ring pull caps are typically used in household items. Plastic ring pull caps are customizable so businesses can show off their brand or logo. Plastic ring pull caps can also be made with features to stop children from opening them accidentally.

 
 
 

Snap Lock Ring Pull Caps

Snap lock ring pull caps are airtight sealing caps that are used to store medicine and healthcare items. Snap lock ring pull caps are hard to tamper with and they allow the medicine to be preserved for a long time.

 
 
 

Aluminum Ring Pull Caps

Aluminum pull ring caps can be found in most food cans. They are used to make the opening of food from cans easier for customers. Aluminum ring pull caps are reliable and can be used to customize the design for ads and other art.

 

 

 
 
How to Choose the Right Ring Pull Caps for Beverage Packaging Design?
易开定制瓶盖，适用于啤酒拉环盖

Type of beverage

Selecting the appropriate ring pull caps is heavily dependent on the type of beverage. Different beverages have varying carbonation levels, viscosity, and shelf life requirements. Caps with strong sealing properties are essential for carbonated beverages to maintain carbonation. For non-carbonated drinks, caps with a reliable sealing mechanism to prevent leakage and preserve freshness are preferred. It’s essential to consider the beverage’s specific characteristics and choose caps compatible with its unique requirements.

易开定制瓶盖，适用于啤酒拉环盖

Size and shape of beverage bottles

The size and shape of the beverage bottles should align with the dimensions of the Ensuring the caps fit securely and snugly onto the bottles is crucial to maintaining product integrity. Consider the bottles’ neck size and thread compatibility when choosing the appropriate cap size. A proper fit is necessary to prevent any leakage or contamination and to provide a seamless consumer experience.

易开定制瓶盖，适用于啤酒拉环盖

Color and design

Consider the beverage business’s branding and design elements when selecting the caps’ color and design. Customization options, such as company logo adding, color selection, and pattern selection, can help create distinctive and eye-catching packaging. Choosing ring pull caps that align with the overall branding strategy and resonate with the target audience is essential. For example, caps with the color green can be suitable for energy drinks, for they feel energetic and healthy.

易开定制瓶盖，适用于啤酒拉环盖

Price

Price is essential when choosing ring pull caps for beverage businesses, especially for companies with budget constraints. Evaluate the pricing options offered by different suppliers or manufacturers. It is essential to balance cost-effectiveness and quality to ensure that the chosen caps meet the desired standards without exceeding the allocated budget.

 

Material requirements of Ring Pull Cap

 

The thickness must be uniform and the tolerance is within ±0.005mm


The purity, tensile strength and yield strength of the metal must be uniform


In order to prevent the contact between the aluminum alloy and the product, the surface layer of the aluminum material must be coated on both sides, which is also a measure to prevent excessive wear of the mold


In order not to cause quality defects and damage the mold during the stamping process, a layer of lubricating oil needs to be applied to the aluminum.

 

Can beer bottle caps be recycled with other metals?

Yes, beer bottle caps can be recycled with other metals. The process is straightforward and can be handled at most waste recycling centers. First, the caps are sorted by type and color. They are then crushed into small pieces and melted down in a furnace to be formed into new metal products.

 

Sorting beer bottle caps for recycling

 

Most beer bottle caps are made of aluminum, which is highly recyclable. To recycle your beer bottle caps, start by sorting them by material. Place all of your bottle caps in a bowl or container. Use a magnet to remove any metal caps from the mix, which can be recycled with other metals.

 

Next, separate any plastic caps from the bowl. These can be recycled with other plastics.

 

Finally, remove any paper or cardboard caps. These can be recycled with other paper products.

 

Once sorted, place the caps in the appropriate recycling bins, and let your local recycling center handle the rest!

 

Alternative uses for beer bottle caps
 

Use Them As Coasters: Glue or tape several bottle caps together to create unique coasters.

 

Make A Wind Chime: This is a fun project for all ages. You’ll need some string, beads, and around 50 bottle caps. Thread the string through the holes in the caps, tie the ends together, and hang your wind chime wherever you like.

 

Donate Them To Charity: Many charitable organizations accept used bottle caps, which can be recycled into new products like prosthetic limbs or wheelchairs. Consider donating your bottle caps instead of throwing them away!

 

Do You Know Why Beer Caps Have 21 Teeth?
 

Without a serrated lid, the beer will be flat.

The main function of the serrated cover is to create a tight seal. Beer produces a lot of carbon dioxide during fermentation, which creates foam when poured. This carbonation needs to be contained, so beer bottle caps must be tightly sealed to prevent the escape of CO2.

The serrated lid helps achieve this seal. The 21 teeth on the cap contribute to a stable structure. Mechanically, a stable supporting structure ideally requires three points. However, it's challenging to create a triangular structure on a circular bottle mouth. Using 21 serrations, which is a multiple of 3, helps the cap form a stable connection with the bottle, preventing leaks.

The serrated lids are typically made from tinplate, which has flexibility and can easily deform under pressure. This material, used in bottle caps like those on Laoganma jars, ensures a tight seal when the cap is applied by automatic capping machines.

Serrated lids are better for beer than plastic caps.

Although carbonated drinks like Coke are also packaged in plastic bottles, the lower CO2 pressure in Coke allows plastic to be used. Beer, however, has higher CO2 pressure, which plastic cannot handle as effectively. Additionally, plastic can dissolve in alcohol, potentially causing skin irritation and other health issues.

Glass bottles with plastic caps are not ideal either because the irregularities in the size of the bottle mouth can lead to poor sealing and air leaks.

The earliest number of serrations was actually 24.

In the past, beer bottle caps had 24 serrations. This design was effective for sealing at that time when caps were made by hand. However, by the 1930s, automated production methods led to the use of 21 serrations. The 24-serration caps would get stuck in the filling machines, causing production issues. Additionally, the 24 serrations could make the caps too tight, making them difficult to open and reducing consumer satisfaction.

 

 
Our Factory

 

Since 1998, TNN Group has been founded for over 2 decades. Head quarter locates in Dalian -the most beautiful coastal city in Liaoning, China. Currently, TNN has 33 staffs, self-owned offices, cooperative laboratory, independent e-commerce platform, ISO9001 and CE certification, independent trademark and other high-level professional office equipment and institutional certifications, 3 overseas companies, 2 domestic offices and two subsidiaries..

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FAQ
 

Q: Are beer bottle caps made of aluminum?

A: A cap is sometimes colorfully decorated with the logo of the brand of contents. Plastic caps are used for plastic bottles, while metal with plastic backing is used for glass; plastic caps are commonly made from polyethylene or polypropylene, while metal caps are usually either steel or aluminum.

Q: Can metal beer bottle caps be recycled?

A: Both plastic and metal bottle caps can be recycled, but plastic caps are at risk of entanglement in recycling-line machinery. Metal caps can be placed in loose, but plastic bottle caps should be screwed loosely back onto their bottle.

Q: What to use beer bottle caps for?

A: One of my favorite easy ways to use bottle caps is to convert them into magnets. Simply purchase a small roll of circular magnets, apply a bit of hot glue or super glue, and stick one to the back of a bottle cap. These are great decorations for a beer fridge.

Q: Why do people collect beer bottle caps?

A: Some people like to display their bottle caps to show off their collections; others enjoy using the caps for craft projects. Whatever your preference, it's easy to enjoy the pursuit of collecting crown caps.

Q: Do you need to sanitize beer bottle caps?

A: What You Need. Sanitize all your equipment: Sanitize everything that the beer will touch, including the fermentation bucket or stockpot and the bottle caps. As the bottles are sanitized, you can turn them upside-down in a dish drainer or on the shelf in your dishwasher to drain.

Q: What are beer bottle caps called?

A: Crown Cap is the most widely used closure for beer bottles. Although the design of the crown cap looks obvious to us today, beer bottle closures were vexing to 19th-century brewers.

Q: How to clean beer bottle caps for crafts?

A: For any of the standard, non-o2 absorbing caps, you can either boil them in water for 15 minutes or soak them in the sanitizing solution of your chossing for the needed contact time.

Q: Can you leave caps on glass bottles for recycling?

A: You can also leave the lids/caps on the bottles. Remember to make sure that they are placed in your recycling bin clean, dry and loose.

Q: What are glass beer bottle caps made of?

A: A cap is sometimes colorfully decorated with the logo of the brand of contents. Plastic caps are used for plastic bottles, while metal with plastic backing is used for glass; plastic caps are commonly made from polyethylene or polypropylene, while metal caps are usually either steel or aluminum.

Q: Can you recycle beer bottle tops?

A: What to do. Plastic bottle tops can be recycled in your blue bin. Metal bottle tops from screw-top wine bottles and beer bottle tops should be placed in your grey bin.

Q: How are glass bottle caps sealed?

A: Delivering pressure to the closure, on the end often labeled “press”, will pop the opening and allow the product to flow out. Pressing down on the opposite end of the cap will push the opening back down. This seals the container from distributing the product.

Q: What is another name for beer bottle caps?

A: Crown Cap is the most widely used closure for beer bottles. Although the design of the crown cap looks obvious to us today, beer bottle closures were vexing to 19th-century brewers.

The TNN Development Limited is one of the most professional ring pull cap manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to buy discount ring pull cap made in China here from our factory.

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