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Is there any identification on the vacuum package?
- DOD on demand machine (drop) for short, called ink jet printer. The working principle: the nozzle is made up of several high precision valves. When the word is sprayed, the corresponding valve is opened and closed quickly. The ink is ejected by the constant internal pressure, forming characters or graphics on the surface of the movement.s
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;s
What material is the vacuum packing bag?
- And also consider the content and weight of the package to determine the reasonable use of the packaging materials. There is no static, and the right is the best.s
What kind of material is the urea packing bag made of?
- Polyethylene (polyethylene, referred to as PE) is a thermoplastic resin made by polymerization of ethylene. Polyethylene odorless, non-toxic, feel waxy, with excellent low-temperature resistance, good chemical stability, resistance to most acid and base corrosion.s
What's the difference between plastic packaging bags and clothing bags?
- From film making, printing to bag making, there's a big difference. The clothes bag you say is just a bag of bags. There are several kinds of clothes bags I have used, and each machine needs different machiness
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.s
The vacuum packing bag is sealed. How can I open the zipper?
- You can pull the zipper tail, the zipper straightened, and then repeatedly from the bottom up, check whether smooth, if not smooth, often because the zipper stuck in other things, so it is not smooth, only need to remove obstacles, you will be back to normal.s
What are the characteristics of a good package?
- According to the statistics of the foreign trade department, because of the backward packaging of export commodities, China has reduced the foreign exchange earnings by at least 10% per year. This shows that the good packaging design for the importance of national economic development.s
How to removedouble double sided tape for clothes
- How to remove double sided tape for clothes ？About this problem every girl has encountered, although the new clothes are very beautiful, but in order to avoid the embarrassment o...
What are the methods to clear packing tape
- We will often receive a lot of gifts in life, the packing paper wrappings more credit for these gift.At times, we are not willing to throw away some of the fine wrapping paper. But...
Do you know why the blue masking tape can stick
- Do you know why the blue masking tape can stick?This is because that its surface is coated with a layer of adhesive. The earliest of the adhesive is from animals and plants, and in...
How to use double sided duct tape in life
- We have used double sided duct tape, because of its simple operation to understand, in the absence of adult education, the children know how to use double sided duct tape.It is inc...
What are the characteristics and use of self adhesive tape
- Sself adhesive tape is felt for the child group，after dipping high-quality 100 # asphalt saturated and made up.There have been 150 years of history in North America, and has been...