Let's start from the beginning. What is Retort packaging? It's a canning replacement method that involves the use of thin, flexible pouches. Producers first fill and then seal the packets. They then subject the sealed containers to high-heat sterilization treatment. This process removes bacteria and extends product self life. Retort packaged items have shelf lives similar to canned selections and don't require refrigeration.
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Thin and flexible, retort pouches quickly transfer heat, resulting in a sterilization process up to 30% faster than with cans. This faster procedure uses less energy and, therefore, delivers cost savings. It also permits products to maintain high levels of vitamins, minerals, and other nutrients. Empty retort pouches store flat and require less storage space before filling, reducing warehousing expenses. Lightweight and easy-to-pack after filling, they deliver transportation cost savings. The packets provide an elongated, flat, forward-facing labeling area, giving you extended marketing space.
Consumers appreciate the convenience these products deliver. They work with several cooking methods including boiling-in-the bag and microwaving. Built-in top notches make it easy to tear the bags open, and eliminate the need for can openers. Easy to flatten when empty, they take up less space after use, reducing overall amounts of household or institutional trash.
You can put just about every conceivable type of processed food or drink in retort pouches. Pet food makers regularly use them to package wet food and treats. Choices that consumers can puncture with a straw work well for juice and yogurt drinks. They're nice choices for ready to serve entree selections such as curries, pastas with sauce, and other pre-cooked dinner items. Manufacturers also use these containers for soup, rice, and pre-cooked vegetables.
Retort pouch packaging offers two major disadvantages: initial machinery costs and process complexity. It requires highly specialized filling, thermal treatment, and tensile strength testing equipment. These machines tend to be expensive to purchase and costly to maintain. Production complexity creates another potential stumbling block. To properly heat treat sealed pouches, manufacturers must factor in several elements, including residual air and package thickness. Two other potential difficulties include slower filling speeds and the need to provide extra protection during shipping. Filling techniques tend to be somewhat slower than those associated with canning. Depending on the type of container you select, you might need to provide extra wrapping during distribution to minimize the chances of accidental puncture.
Contact us to discuss your requirements of retort manufacturing. Our experienced sales team can help you identify the options that best suit your needs.
A retort that cooks product and also brings the product down to refrigerated temperatures without mechanical refrigeration When large volumes of a food ingredient are processed in a prepared foods manufacturing line, it is almost always desirable to bring the product up to cooking temperature and back down to the desired mixing or blending temperature [&#;]
In the standard model of low-acid shelf-stable food processing, Ultra High Temperature (UHT)/aseptic packaging and retort sterilization are clearly differentiated in terms of the types of food processed, packaging used, and business models for which each is best suited. Now the Shaka® retort process blurs the lines between UHT/aseptic packaging and retort sterilization, making it [&#;]
The Saturated Steam Process is the oldest method of in-container sterilization, but are you familiar with the steps in the steam retort process?
The Water Spray process is an overpressure process, like water immersion, except that the product is exposed to the influence of the overpressure air. Do you know all there is to know about the water spray retort process?
Retort Sterilization Processes should be evaluated the same way you shop for a car &#; what gets the best miles per gallon probably won&#;t tow your boat. So with retorts you must ask which process is best for the application? And, which process is best for a particular container?
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