Q:What products need plastic packing bags?

Plastic packaging is almost everywhere.

Q:How to evaluate the quality of a food packaging bag design? From what angle?

Successful packaging must be consistent with the product positioning. Today's consumer groups are very different, for example, the elderly and young people on the acceptance of packaging design is very different, but also take moon cake as an example. The elderly may accept the traditional form of packaging (including graphic design, packaging design, structure design and so on) but the young people can accept the moon cake in the cake box, packed in ice cream box, metal box or even installed in the heavy metal in the punk style. You can't imagine an old lady in the supermarket, with a picture of a skull box filled with 8 pieces of moon cakes.

Q:What kind of material is the food packing bag in general?

Custom food vacuum packaging bag, I recommend to have food vacuum packaging bag manufacturers customized experience, because it can reduce the cost and time for many of you, can give you a lot of packaging design and customized recommendations.

Q:What material should be used for transparent packing bags? How many cents do you want?

PVC, English referred to as PVC (Polyvinyl chloride), is a vinyl chloride monomer (vinyl chloride monomer, referred to as VCM) in peroxide, such as azo compound initiator; or in light, under the action of heat polymerization by free radical reaction mechanism of polymerization of polymers. The vinyl chloride homopolymer and vinyl chloride copolymer are collectively referred to as vinyl chloride resins.

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 are the advantages and disadvantages of OPP and CPP membranes? What kind of bags are they used for?

(feature film, also called special film) potential uses include: food packaging, candy packaging (twisted film), drug packaging (infusion bag), on the album, folders and files and other fields instead of PVC, synthetic paper, adhesive tape, name card holder, ring folder and composite bag stand.

Q:Why a lot of the packaging bag surface is silver foil?

Because candies are also considering moisture side so many sweets are wrapped in wax paper (because the wax paper can prevent water entering)For example, chocolate is a special kind of candy, its melting point is 36 degrees, it is very easy to get the temperature melting in the hand, so the reason is tin tin foil, the hands of the temperature can be very good to pass out to prevent the chocolate melts quickly.

Q:How do you determine the 210mm*300mm package and determine its version and length?

Length 21 cm, width 30, vertical roll length suggest up to cooperate with compound printing equipment

Q:What are the soft and hard sides of plastic bags? Material or process technology?

The quality of plastic packaging is determined by both the material and the process. The material is no better than the good one. But the hardness of plastic is not a decisive factor in determining the quality of plastic, mainly to see what the use of what needs to keep products

Q:What are the characteristics of a good package?

This mainly refers to the packaging can perfectly protect and preserve the product design in the material selection, structure, can effectively cooperate with transportation storage loading and unloading circulation operation; the consumer, carrying the goods, convenient preservation.