Aseptic Paper
What is Aseptic Paper?
Aseptic paper is a specialized packaging material used in the food and beverage industry to maintain the sterility and quality of products without the need for refrigeration.
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.
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Aseptic Paper PackagingAseptic paper packaging is a specialized form of packaging designed to maintain the sterility of contents, typically used for food and beverages.read more
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Advantages OF Aseptic Paper
Increased Shelf Life
Aseptic Paper Packaging helps increase shelf life for select products by an estimated six to 12 months without refrigeration. The increased longevity of a product's lifespan gives manufactures more time to sell their product on retailers' shelves, and it provides the consumer with more time to use or eat the product before it expires.
Reduced Shipping And Distribution Costs
With the unique materials used in Aseptic Paper Packaging, select products can be stored at ambient temperatures (approximately 68-77 degrees Fahrenheit). Additionally, Aseptic Paper Packaging is lightweight and compact when compared to more traditional packaging types. These properties allow manufacturers to cut back on shipping costs by reducing shipping weight and eliminating the need to refrigerate products that would typically require cooler environments during distribution.
No Preservatives Required
Manufacturers don't need to use preservatives with the use of Aseptic Paper Packaging because the sterilization process protects against bacteria. This allows manufacturers to use real ingredients that consumers prefer.
Eco-friendly
Aseptic Paper Packaging is a sustainable method that can contribute to a manufacturer's "Go Green” initiative. The packaging is primarily comprised of renewable resources and uses approximately 60% less plastic than other options. Aseptic Paper Packaging also requires less energy to manufacture
Maintains Quality Of Contents
The high-tech Aseptic Paper Packaging process helps preserve the overall quality of most food products. That means taste, smell, and even nutritional value will not be compromised and consumers can be confident that the product they purchase will be of high quality.
The key to sterile packaging paper lies in its internal sterilization process. In a sterile packaging machine, the paper is first subjected to high-temperature steam treatment, which can kill all potential microorganisms, including bacteria, viruses, and molds. Then, the paper is filled with food in a sterile environment to ensure that the food is not contaminated before entering the packaging container. Finally, the packaging container is sealed to create a sterile environment where food can be safely stored.
Aseptic packaging paper is widely used in the processing of liquid dairy products, plant protein beverages, fruit juice beverages, alcoholic products, and drinking water, especially for products that require long-term storage and cannot be treated with preservatives. For example, milk, fruit juice and beverages, alcoholic beverages, water, tomato products, soups, sweets, nutritional foods, and other products. In addition, sterile packaging is also used in the medical field to store drugs and medical supplies, ensuring that they remain sterile before use.

Composition of Aseptic Packaging
To meet aseptic packaging criteria, many components are stacked together, including:
The inside and exterior surfaces of aseptic packaging are both lined with polyethylene as a barrier. Moisture cannot enter or leave the container through these layers.
By keeping light and oxygen out, film foil aids in product preservation.
While the carton is the most common aseptic packaging, pouches, cups, trays, and plastic cans are also used.
Aseptic packaging is typically composed of:
Paper (70%)
Polyethylene (LDPE) (24%)
Aluminum (6%)
An inside tight layer of polyethylene
Filling and closing a sterile packing material with a sterilized product is what aseptic packaging is all about. Due to the lower cost of creating plastic material compared to metal and glass, the majority of the aseptic packing material is composed of plastics rather than metal or glass containers.
In conventional aseptic packing, paper and plastic are commonly utilized. Aside from that, aseptic packaging may be done with foil, metal cans, and different metal containers. This diverse selection of packing materials boosts efficiency while lowering costs.
What Are the Common Forms of Aseptic Carton Packaging?
Aseptic carton packaging is composed of paper, polyethylene plastic and aluminum foil, which can effectively isolate light, oxygen and external pollution, so as to ensure that the packaging contents can have a long shelf life without refrigeration and preservatives. It not only solves the challenge of product shelf life in long-distance transportation, but also avoids food waste. At the same time, because the entire process of production, transportation, retail, storage and consumption does not require refrigerated trucks, refrigerated sales cabinets, refrigerators and other cold chain equipment, it is conducive to energy conservation and emission reduction, which has positive significance for protecting the general environment of society and reducing the "carbon footprint" of personal life. There are several common forms of aseptic carton packaging:
Brick type packaging
Brick aseptic carton packaging is the best-selling liquid beverage carton packaging series. Once launched, it revolutionized the liquid food industry, not only because of its unique shape and the most efficient stacking and storage features, but also because it enabled milk and juice to be distributed without refrigeration, additives or preservatives, while protecting the nutritional value of the products inside the package.
The brick range includes: basic, medium, square and slim, as well as the new peak package.
Each of the five eye-catching planes of the package conveys information, and the basic, slim/medium and square packs, ranging in capacity from 80 to 2000 ml, are available in a variety of printing methods, sizes and closing methods for packaging a wide range of dairy and juice products as well as other types of beverages.
Roof type packaging
Roof type aseptic carton packaging is a type of aseptic roof type packaging that provides drum type paper feeding for juice and milk.
The roof type packaging looks stylish and eye-catching. It offers the convenience, safety and nutrition benefits of aseptic packaging, as well as the functionality and fresh image.
Generally suitable for 500, 750 and 1000ml packages.
Diamond type (prismatic) packaging
The diamond aseptic packaging has a unique octahedral design that fits perfectly into the palm, combining a striking look with comprehensive functionality, making it ideal for a variety of consumer drinking occasions. It is the ideal package for high-quality fruit juices, flavorful flavored milk, nutritionally fortified yogurt, iced tea, organic products or low-lactose milk.
Diamond-type packaging is a high-end paper packaging with an eye-catching unique shape and excellent pouring and holding characteristics. The printing of diamond packaging can reflect the metal effect and add charm to the shelf.
Packaging capacities range from 125ml small packs to 1000ml home packs.
Aseptic pillow packaging
Aseptic pillow is certainly attractive to families who want inexpensive packaging while ensuring product safety. It can be used to package various dairy products, juices and teas. Aseptic pillow packaging adopts multi-layer composite packaging materials, so that the packaging can withstand the impact of harsh conditions during handling and storage for a long time.
Suitable for 200, 250, 500 and 1000 ml packages. Small packages of 200 and 250 ml are also available with pipeholes, making it easy to bring in-transit drinking to market and increase brand visibility.
Traditional Aseptic Packaging
Traditional Packaging is also known as tetrahedral paper packaging, and the unique shape of the aseptic carton traditional bag is appealing to young and childlike consumers. Its unique personality makes it stand out from similar products.
No preservatives, no refrigeration, and the product stays fresh and tasty for up to 12 months. It is suitable for packaging fruit juices, dairy products, popsicles, iced tea and sticky products.
Tetrahedral shape allows packaging to consume less material, bringing you economic benefits and environmental advantages.
Triangle type packaging
The triangular aseptic carton packaging looks fashionable and interesting, and its unique personality attracts children of all ages. It is distinctive and eye-catching on the shelf, like a billboard for you to promote your brand.
It is durable, lightweight and cost-effective to produce. As a sterile package, it requires no preservatives or refrigeration, has a long shelf life and a wide range. The package is available in 125 and 200 ml capacities and can be fitted with a straw hole or a scissor line opening.
It is mostly used for packaging flavored milk, sour milk, drinking yogurt, juice and pulp drinks or soy drinks and other nutritious and healthy liquid foods.
Top type packaging
It achieves the perfect combination of the plastic top and the carton, thereby absorbing the characteristics of both. Available in a variety of shapes, ranging in size from 100 to 1,000 room litres, this packaging family offers shelf image and space efficiency, as well as consumer convenience. The packaging saves space, is easy to stack, and is easy to dispose of after use - simply squish them and recycle them.
The carton surface is 100% printable, delivering your promotional message directly to the consumer. You can easily produce caps in a variety of styles, colors, sizes and functions to meet all types of consumption. This flexible system is also suitable for refrigerated products and high-acid non-carbonated beverages at room temperature.
Aseptic Packaging Process and Techniques
The entire aseptic packaging process is pretty easy to understand. The entire process is focused on the sterilization of the packaging and containers. It contains 5 different steps that have to be made. Otherwise, the benefits mentioned above are not going to be present.
Pre-Sterilized Containers
The first essential step of the procedure is the pre-sterilization of the containers. Examples of containers that need sterilization are cartons, pouches, bottles, and many others. This step ensures that neither of the microorganisms that can harm the safety and quality of packaging survive. Also, it ensures that the entire space is completely sterilized until the moment of filling.
Sterilization of Packaging Materials
The second crucial method of the aseptic packaging process is sterilizing packaging materials. There are two methods used - heat-based and chemical sterilization. In the first case, some of the techniques used are dry heating and steam sterilization. On the other hand, chemicals used for sterilization are peracetic acid and hydrogen peroxide. Without these methods, the expanded shelf life cannot be guaranteed.
Aseptic Filling
This method is the most advanced on this list. Packaging manufacturers are filling the containers that are previously sterilized with sterile products. The entire procedure must be done in a strictly controlled environment. The equipment used for aseptic filling is high-tech, ensuring the prevention of contamination. This method separates packaging materials and products in different sterile environments. The purpose is to ensure a prolonged shelf life for the product! Products compatible with this aseptic packaging method are different types of beverages, pharmaceutical products, and even some types of food.
Hermetic Sealing
This method aims to ensure complete isolation of the product from any external impact. Manufacturers must ensure a leak-proof seal for the containers after the filing. The hermetic sealing ensures that microorganisms can't enter the package after the product is placed inside. Plus, it keeps the quality of the product by protecting it from air and moisture.
Packaging Inspection
Everything done by the aseptic packaging manufacturers must be controlled by experts. If there are certain defects or leaks, they must be detected before the packaging leaves the warehouse. Some of the tests done are pressure testing, visual inspection, and x-rays inspection. All packages with certain damage will be rejected with no excuse. On the other hand, those approved by inspection can be distributed to the consumers.
Aseptic Packaging Materials
Inspection of aseptic packaging is really strict. We completely support that! There is no place for mistakes when businesses work with food and beverage. These packages must be made of strong and durable materials to ensure the mentioned benefits. Some of the most popular types of packaging today are:
- Paperboard
- Plastics
- Metals
- Laminates
- Polyethylene
- Film foil, etc.
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..

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