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PP valve bags are 100% recyclable
High Gloss & Matte Finishes available

Up to 10 colors gravure print

Resistant to oil and grease
UV inhibitor

Free samples available
Accept trial order under MOQ

Valve bags with block bottom or flat bottom also called paste bottom bags, is the most popular packing bag in the world now. Through automatic filling equipment, the goods come into the bag from the valve at the top or the bottom, valve will be automatically closed along with the fulfillment of the material. Body become brick shape after filled.
Block bottom valve bags can be made of pp woven, pp woven compound with craft paper/ PE.

For single layer plastic woven bag, there is a coating outside the fabric which are used for later hot-air welding bag making process. This is the most used bag for cement, sand and other construction materials.

While, for some higher brand, or some chemical ingredient powder, with higher brand printing and quality requirements will use BOPP laminated bags.

– BOPP film allows for up to ten colors and superior high-resolution graphics printing, so that you can show your company and product with almost photographic quality printing to the clients, it definitely will deliver your brand very impressively in the retail packaging market.

– BOPP film can achieve Moisture-proof, Fade Resistant, Insect and Rodent Resistance.

Valve bags are used for a vast number of applications, primarily in the building materials and food industries, to filling goods such as:

Cement
Building materials (plaster, dry mortar)
Food (DIN EN 15593)
Pet food industry
Agricultural industry
Chemicals
Minerals