Hot sale new arrival custom printed kraft paper bag

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Tianjin
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TT OR LC
Min Order Qty:
10000 pc
Supply Capability:
200000 pc/month

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Hot sale new arrival custom printed kraft paper bag 
1.Excellent handcraft 
2.Original design 
3.Fast delivery

Hot sale new arrival custom printed kraft paper bag



Art paper,white card paper (ivory board),Two sides coated grey paper,Brown Kraft paper,White Kraft paper,Special paper,Details as below photo

Factory original designs,more designs will be sent if needed.Custom design are accepted

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Q:What kind of material is the express package on the market now? It's dark in the outer grey.
It's a special packing bag for express delivery. That kind of paper bag, like post office, is specially designed to pack the things you want to express.Wrap things up and seal them in a bag.Some sellers or buyers need such bags when they are delivered. Some express to the seller to buy money.
Q:What's the raw material of the cement packing bag?
The raw material is polypropylene resin cement packaging bags, mainly for foreign production of polyethylene (PE), mainly for the domestic production of polypropylene (PP), then add some additives, after the heating wire drawing, then weaving, printing and so on, the higher the quality of the cement bag inner lining!
Q:The difference between a vacuum and a vacuum in a food package
So, the difference is very clear, is the vacuum packaging bag of the air as much as possible out, but the inflation is the air in the bag is replaced by nitrogen or carbon dioxide and other inert gases, the purpose is as far as possible to reduce food and air contact oxidation process, slow food, avoid food rapid deterioration.
Q:What products need plastic packing bags?
Plastic packaging is almost everywhere.
Q:Why is the higher the elevation, the more food bags inflate? From a physical point of view
The higher the altitude, the thinner the air outside, the lower the air pressure; and the air pressure inside the food bag is high, which causes the food bag to drum up. As the height gets higher, the air pressure outside may be lower, and food bags are likely to burst because of the pressure inside and outside
Q:What are the types of composite packaging bags?
Folding small packing bag (or ordinary packing bag)A bag of less weight, usually made of single or double layers. For some special packing bags, it can also be made of multi layers and different materials: the packing range is wide, and the packing can be used in liquid, powder, lump and irregular shape.In these packing bags, the packing bags are suitable for transportation and packing, and the general transport packing bags are suitable for external packing and transportation packing. Small package bags are suitable for inner packing, packing and commercial packing.
Q:Can aluminum packaging bags be recycled?
This separation technique is still under study, and no practical solutions are reported.
Q:What material is the surface of the packing bag such as instant noodles, pickled mustard tuber, small bread and so on? Why should we add this layer?
First, it is easy to heat seal, otherwise only aluminum foil can not be sealed;Two, high barrier plastic film preservation effect is also very good, can increase its number of layers, reduce aluminum foil thickness, thereby reducing costs
Q:Should the food packaging bags be labeled with QS markers?
QS labels should be affixed, but the manufacturer's own QS is not affixed to the manufacturer of the packaging, but the packaging supplier must print its QS number on the outer package of the package to the manufacturer.
Q:What ink is the food packing bag printed on?
1, ink contains toluene, printed products residual solvent value is higher;2, chlorinated polypropylene heat stability is poor, easy to release chlorine, and in the air to form hydrogen chloride (commonly known as hydrochloric acid), making the ink showing a strong acid, the printing roll corrosion;3, benzene soluble ink can also release ozone depleting substances, in the process of production and use, it may produce damage to the production worker body, at the same time in the finished product is easy to residues of harmful substances, so the food packaging bag to cause pollution;

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