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FAQ

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.
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.
Duck sauce made of pure aluminum foil vacuum packaging bag or transparent plastic?
PET thin film / foil / nylon //PE thin film, it is best for the duck packaging, the longest period of hedging. Of course, there are some other place form, slightly reduce some costs, such as the PET// //PE aluminum foil film, but the effect was not as good as the former good bag, a bag to reduce the cost of not much, but the effect is significantly reduced, so it is recommended to use the former.
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.
How do I remove the self-adhesive label affixed to the plastic bag?
On the label with wind, a few minutes to unveil the label, the label will fall together with adhesive. Even at the stubborn stickers with traces of essential balm, and fingernails pull, usually can quickly clean up the traces.
Is the packet in the food package a reducing agent or an oxidizing agent?
In many food packages, the Producers place a packet of antioxidants and note the words "antioxidants, not edible". Its function is to absorb oxygen in the food bag, so that the oxygen level in the bag is controlled at a very low level, to prevent the proliferation of microorganisms in the bag. Because the growth and division of microorganisms require the participation of oxygen, the spores and hyphae of microorganisms are strongly inhibited under anoxic conditions. Thereby, the food in the bag is preserved, and the probability of microbial contamination is reduced.
The shelf life of the package usually takes several forms
Milk is extremely nutritious and therefore very perishable. In order to keep fresh and safe to consumers during circulation, the milk must be thoroughly sterilized and securely packaged. The sterilization method, compared with traditional pasteurization, the ultra high temperature sterilization (Ultra High, Temperature, UHT), can greatly reduce the milk color, flavor and nutritional value of the loss, and become the best and fastest way to the development of processing.
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.