A refrigerator bag or, as it is also called, an isothermic bag is a necessary thing in a family leading an active lifestyle. If you like trips to relax on nature, tourist trips on your own car or you often have to travel on long trips in a train, then you can not do without a portable refrigerator bag! The thermo bag allows to maintain the temperature regime necessary for the preservation of products in cold, frozen or hot form.
Choosing a refrigerator bag
Potential buyers need to know how to choose a refrigerator bag, what criteria to use when choosing.
Bag dimensions
Small thermosets are designed to carry just a few sandwiches or jars of drinks, their weight is from 400 g. In this bag it is convenient to fold breakfast for a child or dinner for the spouse. The average isothermal bag allows you to carry 10 - 15 kg of products. Such bags are worn in the hands, on the shoulders or behind the shoulders. Handles or wide straps are made of their soft material.
The most bulky bags that can hold up to 30 - 35 kg are most often mounted on wheels.
Storage time of products in a bag
If you are interested in buying so much needed in the household, you want to know how long the cooler bag keeps the right temperature?
The time to maintain the temperature regime depends largely on the size of the product. Store products in a moderate temperature without a battery can be 3 - 4 hours, in small bags with battery storage time increases to 7 - 13 hours. Large temperature bags are guaranteed to maintain the desired temperature regime during the day.
Materials from which refrigerated bags are made
Thermosets are made from very strong elastic fabrics (polyester, nylon) or solid polymers. As a thermal insulation, modern materials are used: foam polyethylene or foam polyurethane. The use of these materials provides simple sanitary and hygienic care for the product. They are easy to wipe, wash in a dishwasher. In addition, in the event of leakage of any liquid in the bag, moisture does not pour out. The thermo bag has a skeleton made of dense foam, which allows not only to effectively store the temperature, but also not to deform the luggage in it.
Warranty on a thermos bottle
Be sure to note when buying a bag whether it has a guarantee. Usually the term is small - 3 months, but individual models of a thermos bottle are guaranteed for several years.
The service life of the bag with a careful use is 5 - 7 years.
Principle of the refrigerator bag
As a cooling element for a refrigerator bag, dry ice and cold accumulators are used . Batteries are made in the form of bags or plastic batteries, inside of which is a saline solution with special additives that allow to maintain the necessary temperature regime. The battery is placed for at least 7 hours in the freezer, and only after that it is installed in a thermo bag.
If you need to keep hot food in your bag, you do not need to put cold batteries.
How to use a refrigerator bag?
Before storing products in a bag, first of all, they insert chilled batteries into it. Pre-we place meat, fish, vegetables and fruits in cellophane bags or plastic containers. By the way, some bags at sale in a set have a special set of containers.
Recently, thermo-bags are used not only in everyday life, but also in the professional equipment of some categories of workers: bags are used in the service of delivery of ready meals, medical personnel for carrying vaccines, materials for analysis, etc.