
Retort Side Gusset Spout Pouch
With rich experience and one-to-one service,we can help you choose products and answer technical questions.
Description
Your Professional Retort Pouches Manufacturer
Wenzhou Feiao Packaging Co.,LTD was established in 2013, covers area more than 20,000 square meters with standard workshop in Pingyang Binhai New District. Our products include Plastic Standing Pouch, Standing Spout Pouch, Pouch with Zipper, Flat Pocket Stand Up Pouch, Plastic Packaging Bag.
Why Choose Us?
24H Online Service
You can contact us to inquire about pre-sales, sales, and after-sales services, and we will give you a very satisfactoryWe are at your service online 24 hours a day.
High Quality
Our products are manufactured or executed to very high standards, using the finest materials and manufacturing processes.
One-Stop Solution
With rich experience and one-to-one service,we can help you choose products and answer technical questions.
Strictly Control the Procurement
Insist on quality first, pursuing the concept of integrity, keep quality promise, to comply with state laws and regulations and relevant standards, establish a good corporate reputation and social image, win the trust of the community and win market, improve customer satisfaction and customer.
One of the most remarkable things about our side gusset flat pouch is its design. It is uniquely designed with a gusset on each side of the bag, giving it the ability to stand upright on store shelves.
Flat Pouch with Four Side Seal
The four side seal ensures a secure seal, maintaining freshness and preventing spillage. The flat design maximizes storage and transportation space, keeping your products neatly organized while in transit.
Vacuum Pouch with Three Sides Seal
We offer the highest quality vacuum pouch with three sides seal that is durable, puncture-resistant, and can withstand extreme temperatures. Our pouches are made from high-quality materials that have been tested and proven to be safe for packaging food items.
Flat Pouch with Three Sides Seal
The three-sided seal design ensures the maximum protection of your products from contamination, moisture, air, and other outside factors that may jeopardize the product's quality.
Plastic Bottle Shape Pouches are a versatile and efficient solution for various liquids ranging from water, juice, sports drinks, and even detergent. Plastic Bottle Shape Pouch is the ultimate solution for storing and carrying liquid products.
We use a combination of LDPE (Low-density Polyethylene) and HDPE (High-density Polyethylene) materials to ensure that our products are durable, flexible, and able to withstand the rigors of shipping and handling.
The Penguin Spout Pouch is a flexible, innovative and versatile packaging solution that has been designed to cater to your packaging needs. It is an ideal replacement for traditional rigid containers such as bottles, jars and cans as it is durable, lightweight and cost-effective.
One of the key features of this packaging solution is the spout feature. The spout allows for easy pouring of the contents, which is particularly useful for products such as juice, sauces, soups, and other liquid or semi-liquid products.
The spout itself is designed in a unique and special shape that not only adds to the aesthetics of the product, but also enhances its functionality.

Brief Introduction to Retort Pouches
A retort pouch is a laminated plastic packaging that is thin, lightweight, and flexible and is used to hold processed meals. It's a aluminum can and glass jar alternative that combines the lifetime of traditional food preservation techniques with the convenience and benefits of a thin, pliable container.
Cost Savings
Contents do not have to be blanched or pre-cooked prior which reduces manufacturing and processing time and cost as well as reduced energy and water use.
Material Handling
Reduced packaged weight and dimensions eliminates heavy, bulky cans/jars during handling / waste easy to handle, ship, store, use and dispose of. Bulk waste is reduced, making clean up and disposal a fraction of the space and processing taken up by traditional cans, glass jars or semi-rigid thermoformed containers.
Convenient
Consumers find pouches easy to handle, store, and dispose of, as well as retort pouches are easy to open versus needing to puncture metal or require additional tools.
Safety
Heating liquids in cans can produce dangerous pressure, and opening cans leave raw edges that are sharp, whereas retort pouches are easily and safely handled.
Better Branding
Consumer visibility with larger branding and labelling surface area and product placement.
Quality
Foods cook safely and evenly, and since overcooking or uneven cooking of canned foods can be avoided.
Design Options
Retort packaging comes in multiple sizes and configurations shapes, printable surfaces, with various hanging or standing methods. Packages can be flat, oval, truncated, conical or almost anything that can be imagined and designed, whereas canned or bottled foods have obvious limitations.
Flexible Packaging: Semi-rigid and flexible.
Protective Packaging: Oxygen and moisture resistant.
Heat-resistant: Withstand high temperatures up to 250ºC.
Versatile packaging: Suitable for a wide range of food products.
Thin and flexible: Convenient for storage and transportation.
Leak-proof: Prevent spills and contamination.
Multi-layer composition: Provides strength and protection.
Extended shelf life: Preserves food freshness.
Tear notch feature: Easy opening convenience.
FDA-approved: Ensures food safety.
Preserves product quality: Maintains colour, aroma, taste, and shape.
Stand-up capability: Convenient storage and display.

Types of Retort Pouches
A 3-Side-Seal Flat Pouch
Retort pouches are the most popular type of food packaging in the market. They are used for a wide range of products, from soups to sauces, and even baby food. Retort pouches are usually made from polyethylene and aluminum foil.
The retort pouch is sealed on three sides with a fourth side left open for filling. The pouch is then heated to sterilize the product inside before being sealed shut by heat or cold welding. This process ensures that the product will maintain its flavor, color, and nutritional content for an extended period of time.
Retort pouches are a type of food packaging that is sealed on three sides. They are made out of a heat-sealed plastic film, and they can be used to hold liquids or solids.
Retort pouches are often used for shelf stable products, such as soups, sauces, and frozen foods. They also can be used for dry goods such as powders and grains.
The main difference between lay flat retort pouches and 3 side seal retort pouches is the way in which they open. Lay flat retort pouches have one sealed end that opens like a book, while 3 side seal retorts have two ends that open like an envelope.
A Stand Up Pouch With Bottom Gusset
Retort pouches are used in the food packaging industry for high barrier and high temperature.
Retort pouches are a type of pouch that is designed to withstand high temperature and pressure. This makes them perfect for food packaging applications such as cooking sous vide, canning, or retorting.
The bottom gusset on the pouch stands up and provides easy access to the contents inside.
A retort pouch with bottom gusset is a type of food packaging that is usually used for high-temperature and high-barrier food products. It is a stand up pouch made of either aluminum or polyester, and it has a bottom gusset which can be sealed to make it airtight.
Retort pouches are made of polyethylene, Nylon, polypropylene, or a combination of the materials. It has a protective film on the inside and outside to protect the food from microbial contamination during retorting process.
Spout Retort Pouch
Retort pouches are a type of food packaging that is sealed and then heated to a high temperature for sterilization. The pouch is then cooled and opened so that the contents can be eaten. The spout retort pouch is a type of retort pouch with an opening on one side, which is used specifically for liquids.
A spout retort pouch is a type of food packaging that has a spout on the side or on the end of the package that allows for easy pouring or squeezing of liquid out of the package. These packages are usually used for soups, sauces, and other liquids that need to be poured out in a controlled manner.
Retort pouches are a food packaging option that can be used for liquid foods. They are made of a plastic-like material that is heat-sealed on the top and bottom. This allows them to be heated up in boiling water and then cooled down to room temperature without any damage to the package. They are often used for things like soups, sauces, or other liquids that need to be sealed in an airtight container.
The spout retort pouch is a type of retort pouch with a spout opening on one end. This allows the user to pour out the contents of the retort pouch without having to open it up completely. These pouches can come in different sizes and shapes depending on what they will be used for.
Clear Retort Pouch
Retort pouches are popular because they offer a total transparent look inside. You can see the food while it is still in the package, which makes it easier to see if there is anything wrong with the food.
Retort pouches are also popular because they offer a lot of protection for your food, even when it is exposed to high temperatures during shipping or cooking.
Retort pouches are popular because they are a total transparent to look inside. The food is also cooked inside the pouch, so it is ready to eat when it comes out. The retort pouch is made of either polyester or aluminum foil. Retort pouches can be used for many different types of food, but they are most commonly used for soups and sauces.
The transparent retort pouch is a popular food packaging because it allows you to see what you're eating. It also cooks the food inside, so it's ready to eat when you take it out. Retort pouches can be made from either polyester or aluminum foil and come in many different shapes and sizes.

Ready-to-Eat Meals
Retort pouches are extensively used for packaging ready-to-eat meals, including pasta dishes, curries, stews, and more. The pouches are designed to withstand the high-temperature cooking required for sterilization, making them ideal for preserving the taste and texture of these meals.
Soups and Sauces
The excellent heat resistance of retort pouches makes them suitable for packaging liquid-based products such as soups, sauces, gravies, and condiments. These pouches effectively retain the freshness and flavors of these products, offering consumers a convenient and enjoyable dining experience.
Pet Foods
Retort pouches are also used for packaging pet foods. The pouches ensure the long-lasting freshness of the pet food, while their lightweight and easy-to-use nature make them convenient for pet owners.
Components of Retort Pouches
Main Structure Layer
The primary structural layer is the innermost layer of the bag and is the thickest. This layer has direct contact with food and can withstand high heat and strength. The most commonly used material is polypropylene: PP.
Barrier Material
Next is the barrier layer. It is a middle-layer material that has a feature of moisture, gas, and light protection. The material commonly used is Opaque aluminum foil. Some manufacturers use Nylon to help strengthen the retort pouch to be tougher to prevent the packaging from being broken during transportation.
Outer Layer
The outer layer of retort pouch packaging is made from polyethylene terephthalate material: PET. In some cases, special-grade Nylon is used to enhance the toughness and printed to clarify product details. It resists foods from being crushed by transportation and using packaging.
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