Three side seal vacuum bag Food grade clear PA nylon PE vacuum retort pouch1

food retort bag, also known as a retort pouch, is a type of packaging used in the food industry for storing and preserving processed foods.  The term "retort" refers to the process by which the food inside the package is sterilized.  Here are some key points about food retort bags:

### Features:

- **Material**: Typically made from multiple layers of flexible plastic and foil, designed to be both heat-resistant and impermeable to air, moisture, and microorganisms.

- **Sterilization**: The filled and sealed bags undergo a high-temperature (typically 100-140°C) and high-pressure (up to 2 atmospheres) sterilization process, often in a retort machine.  This process kills bacteria, spores, and other microorganisms, ensuring the food remains safe and shelf-stable for extended periods.

- **Durability**: Retort bags are designed to withstand the harsh conditions of the retort process without breaking or leaking.

- **Convenience**: They are lightweight, easy to transport, and can be easily opened and resealed, making them convenient for consumers.

### Applications:

- **Ready-to-Eat Meals**: Commonly used for pre-cooked meals, soups, stews, and other convenience foods.

- **Military Rations**: Widely used in military MREs (Meals, Ready-to-Eat) due to their long shelf life and durability.

- **Camping and Outdoor Activities**: Ideal for outdoor enthusiasts who need lightweight, non-perishable food options.

- **Emergency Supplies**: Used in emergency kits and disaster relief efforts because they can provide nutritious, long-lasting food.

### Benefits:

- **Extended Shelf Life**: Properly sterilized and packaged food can last for years without refrigeration.

- **Preservation of Nutrients and Flavor**: The retort process helps preserve the nutritional value and flavor of the food better than traditional canning methods.

- **Reduced Waste**: The lightweight and compact nature of retort bags reduces packaging waste compared to cans and jars.

- **Ease of Use**: Consumers can simply heat the bag in hot water or a microwave, making meal preparation quick and easy.

### Environmental Considerations:

- **Recycling**: While retort bags offer many benefits, they can be challenging to recycle due to their multi-layer construction.  Efforts are being made to develop more environmentally friendly materials and recycling processes.

- **Sustainability**: Some manufacturers are exploring biodegradable and compostable alternatives to reduce the environmental impact.

Overall, food retort bags are a versatile and effective solution for packaging and preserving a wide range of foods, offering convenience, safety, and extended shelf life.

CANGZHOU YUNFENG PACKAGING PRODUCTS CO.,LTD 

established in 1986 ,located in Cangzhou city, Hebei Province, China.  our company into new materials application categories:BOPP/CPP degradation film,anti-fog breathing film,new shrink film category:POF PVC PE PET shrink film. main business is divided Flexible Packaging for Food, Beverage, Cosmatics, Electronics, Medical and Chemical products. Main products consist of Rolling film, Aluminium bag, Stand-up Spout Pouch, Zipper Pouch, Vacuum pouch, Bag in Box etc. Packing for snack food, frozen food, beverage, retortable food, wine, edible oil, drinking water, liquid etc. Our products are mainly exported to United States, Europe, South America, South Africa, Australia, New Zealand, Japan, Singapore and so on .

OUR SERVICE 

1.Free sample in three days 

2.Customize accepted

3. 24 hours online service

4.It is our mission to produce perfect products for customers.

Packaging and shipping Details:

Inner plastic film, cartons/boxes, pallets available as request, container (if ocean transport). 
We can pack them according to your requirements.

If small amount of bags ,we will delivery by air express ,if large number of bags ,we will delivery by container from Tianjin port .

Lead Time :