For long-term storage of purees and concentrates is used aseptic bag. This bag is made of a material similar to that used for storing samples of fruit puree and concentrates.
An aseptic bag for easy transportation is located within the conical metal barrel. From possible damage caused by the presence of unevenness in the interior of the drum, a bag of additional protected with a plastic bag. On top drum is closed with a plastic lid. Thus the liquid products in a container are protected from sunlight and mechanical damage. A wooden pallet can fit 4 drums.
In addition to the strength of the material, the bag is of great importance and reliability of the inlet valve. According to the technology, the plastic valve opens only at a certain temperature. This temperature is achieved by the action of water vapor on the valve. In addition, steaming allows you to destroy the possible microbes and prevents the penetration of any microorganisms inside the bag. In addition, before the fixing of the valve in the output fitting of the system, the area around the valve is sprayed with disinfectant composition.
Depending on the characteristics of the product, the shelf life in aseptic bags can range from 12 to 24 months. The average time is 18 months under the terms of the right transportation and storage.