Swiss pac usa makes their own one way degassing valves which is patented design. Our valves allows inside air of package escapes outside while preventing outside air cannot go inside.
Our degassing valve are commonly used in coffee packaging bags. After roasting coffee beans takes out very high CO2 gas for many days. At the same time roasted beans needs to stay away from oxygen and moisture for fresh taste of roasted beans. So coffee beans needs to pack immediately after roasting. Our degassing valve helps taking out CO2 from the bags.
Our valves are also used in packaging like pet food, pesticides, pharma products, dough, yeast fermented products, chemicals and other pressure release applications.
Please call swiss pac usa for further details.