Q:How many kinds of packing bags are there in the packaged foods?

The material is generally PE and PP.Compared with non food packaging, it does not contain plastic additives, and will not release toxic substances during use. For example, the more severe plasticizer in the front can cause cancer, and is used in PVC packaging. PVC used in the past, but because of its insecurity, it is now being gradually replaced by PE plastic wrap.

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 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?.

Q:What material is the vacuum packing bag, please?

Of course, there is also room temperature, the choice of this temperature under the condition of the sterilization method is irradiation sterilization.

Q:Three layer coextrusion material for packaging bags

Five layer co extruded films composed of outer layer of multi ester copolymer, high mechanical strength, the second layer is ethylene methacrylate polymer, the third layer is the fourth layer of polyethylene, polyethylene, the inner layer is modified with ethylene propylene polymer. Five layer co extruded films performance of each layer as outer layer: providing excellent heat sealing and protection, good printing performance; the second layer is connected with the outer layer and third layer; third layer: providing vapor barrier and softness; fourth layer: connection layer and the third layer; inner layer: non-toxic, with compatibility infusion product good, excellent heat sealing and buffering external impact.

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

Successful packaging must be eye-catching. This can only be used as a horizontal contrast. In the same environment, the most striking one is the one that can be distinguished from other products at one glance. Also take the moon cake as an example, the Mid Autumn Festival, the general moon cake gift box is red, golden yellow based, above is not the moon, is the flower, most of them are like this. If the design is blue, the package is also shown in the same area. Must be the most striking.

Q:The vacuum packing bag is sealed. How can I open the zipper?

The simplest and most effective way is to apply a layer of wax to the surface of the zipper, and use the lubrication of the wax to achieve a smooth effect. With a candle on the surface of the zipper back and forth after wiping, and then from the bottom of the repeated several times, the zipper will be smooth.

Q:Is the color of cement packing bags related to cement?

Bags on both sides should be based on the varieties of cement with different color printing name and cement strength grade, Portland cement and ordinary portland cement Portland slag cement by using red, blue gray volcano; Portland cement and Portland fly-ash composite silicate cement by sleep and black or blue.

Q: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.

Q:How big is the vacuum pack 28*40cm?

Now the standard of living has improved, basically the vacuum bag. This will improve the product's shelf life, preservation time is longer, more conducive to product sales.