Construction use packing pulverous PE Valve Bags moisture-resistant
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valve bags of PE material for chemical industrial or construction use
Description: 1. PE valve bags are widely used for packing pulverous or granular material such as chemical, fertilizers, synthetic materials, dynamite, foodstuff, salt, sugar, minerals and cement. 2. The PE bag with valve are categorized for three types. 1) Inner short valve is applicable for granule and its content is moisture-resistant by itself. After filling, the valve closed automatically. 2) Outer valve is applicable for powder and its content can be exposed to moisture a little. After filling, the valve closed automatically but the projecting part should be folded inside. 3) Inner long valve is applicable for fine powder and its content cannot be exposed to moisture at all. After filling, the valve closed and the projecting part is heat sealed by machine.
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