The coffee exhaust bag is also called a coffee air valve bag. The content of this kind of coffee packaging bag with air valve is “coffee beans”. After the coffee beans are roasted, they will continue to emit carbon dioxide gas for a long time. Carbon dioxide gas The discharge volume of the coffee bean is also relatively large. If a packaging bag with strong sealing performance is used, the carbon dioxide gas cannot be discharged in the packaging bag, and the phenomenon of bursting will occur. It is very beneficial to install an exhaust valve on the coffee bean packaging bag. exhaust method.
However, in order to keep the taste and dryness of coffee beans, they still need to be blocked from the oxygen from the outside world. Will the air leak after installing such an exhaust valve? This has something to do with the particularity of this “exhaust valve”. This kind of valve installed on the coffee exhaust bag is also called “one-way exhaust valve” in the industry, that is, the gas can only be discharged from one side. There is a mutual circulation relationship.
The installation of the exhaust valve is not limited to the bag type limitation of the coffee packaging bag, it can be a three-side sealing bag, a back sealing bag, a zipper bag, etc.
Factory Custom OEM Coffee Packaging Bag Wholesale
Factory Custom OEM Coffee Packaging Bag Wholesale
Factory Custom OEM Coffee Packaging Bag Wholesale
Factory Custom OEM Coffee Packaging Bag Wholesale
Factory Custom OEM Coffee Packaging Bag Wholesale
Factory Custom OEM Coffee Packaging Bag Wholesale
The stand-up packaging bag is a relatively novel packaging, which has strong advantages in improving product quality, strengthening the visual effect of shelves, portable, convenient to use, fresh-keeping and sealability. The stand-up pouch is laminated by PET/foil/PET/PE structure, and an oxygen barrier protective layer can also be added as needed, which can reduce the oxygen permeability and prolong the shelf life of the product. It is designed with a nozzle, which can be sucked or squeezed for drinking, and a device that can be repeatedly closed and screwed is attached, which is convenient for consumers to carry and use. Whether the bag is opened or not, the self-supporting bag can stand on a horizontal surface like a bottle, which frees the consumer’s hands.
The production cost of the stand-up bag is lower than that of cans, plastic or glass bottles, etc., and transportation and storage costs are also reduced. Compared to the bottle, the packaging is more insulating, and the packaged product can be cooled quickly and can be kept cold for a long time. In addition, there are some value-added design elements of packaging, such as handles, curved contours, laser drilling, etc., which have improved the market appeal of self-supporting packaging bags.
Factory Custom OEM Stand-Up Packaging Bag Wholesale
Factory Custom OEM Stand-Up Packaging Bag Wholesale
Factory Custom OEM Stand-Up Packaging Bag Wholesale
Factory Custom OEM Stand-Up Packaging Bag Wholesale
Food and drug packaging bags are made of high-quality new PE, aluminized and plastic. High strength, suitable for packing medicine and food, one side is transparent and the other side is opaque, which can play a good role in preventing moisture and fouling.
Factory Custom OEM Yin-yang Aluminum Foil Bag Wholesale
Factory Custom OEM Yin-yang Aluminum Foil Bag Wholesale
Factory Custom OEM Yin-yang Aluminum Foil Bag Wholesale
Factory Custom OEM Yin-yang Aluminum Foil Bag Wholesale
Plastic film, as a printing material, can be used as a packaging bag after printing, which has the advantages of lightness, transparency, moisture resistance, oxygen resistance, good air tightness, toughness, folding resistance, smooth surface, protection of commodities, and reproduction of the shape and color of commodities.
With the development of petrochemical industry, there are more and more kinds of plastic films, such as polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC), polystyrene (PS), polyester film (PET) and nylon (PA).
Factory Custom OEM Flexible Food Packaging Roll Stock Film
Factory Custom OEM Flexible Food Packaging Roll Stock Film
Factory Custom OEM Flexible Food Packaging Roll Stock Film
Factory Custom OEM Flexible Food Packaging Roll Stock Film
