The unique two-way-valve makes it possible to easily modify the composition of the internal atmosphere of a bag e.g. to improve the shelf life of its' content. Air goes out, gas goes in! Especially for powders, the valve is supplied with a special filter medium. Without damaging the bag, the vQm system modifies the internal atmosphere of the package.
By using MAP/vacuum, it's possible to;
MAP can be applied to most dry agricultural, pharmaceutical and chemical commodities, as well as dry products like powders.
The mix of gases that is applied highly depends on the type of product, the packaging material, the storage /transport conditions and the purpose.