Q:Plastic packing bag printing color

A few silk thickness, a trace is 0.01mm, the more thick material, certainly the higher the price, so in ensuring the strength of your plastic bag, with thin point more money.

Q:Do vacuum packing bags have to be vacuum packed?

To be exact, vacuum packing bags must have vacuum packaging machines to complete vacuum packaging. If you want to use vacuum packaging bags for non vacuum packaging (i.e. ordinary packing), you can also use them.

Q:What are the bags and bags?

According to the form of packaging categories: three side seal, yin and Yang bags, middle seal, pillow bag, five side sealing bag, self supporting bag, zipper bag, straw bag, coil, cover material and so on

Q:How can the labels affixed to the bags be removed quickly?

Use the hair dryer to adjust the hot air to the label. When the label is heated, the glue will melt so that it can be torn off easily. This method is suitable for metal and plastic tools, characterized by quick.

Q:What are the requirements of the gas in the package?

Some of the most common baked foods, moon cakes, fried foods, potato chips, which are filled with nitrogen, are required to be food grade, high purity, minimum requirement is no harmful gas impurities!

Q:Is the packet in the food package a reducing agent or an oxidizing agent?

The ingredients of food reducing agents are some vitamins, phenols, iron powder and so on. Because these substances react readily with oxygen, they protect the food from being oxidized,

Q:What's bread packing? Polyethylene film, waterproof cellophane, etc.

Currently, about 90% of the bags are packed in polythene plastic bags.

Q:How are food bags made out?

Copperplate etching: that is, according to the design confirmation of the food packing bag, the copperplate needed for the food packing press is made. The version is a cylinder, and is a set of not a single root, the specific size, the number of versions, according to the previous package design to determine. One color has to make a copperplate, if there are 5 colors, you have to do 5 copperplate, of course, sometimes can also be common edition.

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

Because of the use of aluminum foil can effectively prevent light barrier light, plastic packaging and direct food through accelerated food spoilage.

Q:What's the packing of the air in the food package?

For example, our common bag of potato chips, which is mostly nitrogen N2, a gas filling packaging is fat, on the one hand is the replacement of the original air bag and prolong the shelf life; on the one hand, there is a large amount of gas support chips during transportation and storage, can also be to reduce the impact of fragmentation. You certainly don't want to buy potato chips all over it.