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FAQ

Should the food packaging bags be labeled with QS markers?
Forty-seventh of the 79 orders of the State Administration of food: forty-seventh the implementation of food quality and safety market access system, must print on their packages or marks before (paste) QS logo. No QS mark shall not be sold out of the factory.
What products need plastic packing bags?
Electronic products, clothing products, industrial products, some medical products, food and so on. What kind of plastic bags are the key?.
What is the difference between package material PETAL and VMPET?
What is the difference between PETAL and VMPET performance?:PETAL material with high barrier, sealing, incense retention, shielding and other functionsVMPET material has higher decoration.
What are the types of composite packaging bags?
Folding general transport packing bagA package of bags weighing 0.5-100 kilograms, mostly woven from plant fibers or synthetic resin fibers, or a multi layer material package made of several flexible materials. For example, straw bags, bags and other cement sacks. - mainly packaging powders, granules, and individual small items.
Why is the higher the elevation, the more food bags inflate? From a physical point of view
Because the food packaging bag is sealed, the air pressure inside is certain, with the elevation of the outside air pressure gradually decreased, which leads to gas bag outward extrusion pressure increased, so the higher the altitude, the food packaging bag inflated more.
Is there any identification on the vacuum package?
DOD on demand machine (drop) for short, called ink jet printer. The working principle: the nozzle is made up of several high precision valves. When the word is sprayed, the corresponding valve is opened and closed quickly. The ink is ejected by the constant internal pressure, forming characters or graphics on the surface of the movement.
What kind of packaging bag does polysilicon use?
Packing should be prevented from damage to polyethylene packing bags to avoid external contamination and provide good protection. It should be high pressure.
The package specifications are 9 multiplied by 14 plus 3. How big is it?
Custom vacuum packing bag, I recommend to have experience in custom vacuum packaging bag manufacturers, because it can reduce the cost and time for many of you, can give you a lot of packaging design and customized recommendations.