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Printing process of packaging bag
- If there is no peritoneal, press the printer faster;s
What is the difference between LDPE and PE-LD in a package?
- LDPE is a low density polyethylene, environmental protection bag production is one of the raw materials, commonly known as low material, another raw material of HDPE is also called high pressure materials, packaging film, the two materials are mixed according to a certain proportion and then blowing, printing, cutting, packing bag made of,PE-LD is a common environmental protection mark printed on top of the packing bag, which indicates that the manufacturer is using an environmentally-friendly plastic bag.s
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.s
What kind of material is the urea packing bag made of?
- Polypropylene (Polypropylene) is a semi crystalline thermoplastic (PP). With high impact resistance, strong mechanical properties, resistance to a variety of organic solvents and acid base corrosion.s
How many kinds of packing bags are there in the packaged foods?
- PE's softness and mechanical properties are worse than those of PP. It represents shopping bags, plastic wrap, garbage bags and so on.PP is stiffer, anisotropic (with a notch that is easily ripped), has good mechanical properties, and is superior to PE in high-temperature performance, representing bread bags.I wonder if this answer has met your requirement.s
How about the material difference of food packaging bag?
- The main contents of food packaging bags are: PVDC (poly partial two vinyl chloride), PE (polyethylene), PA (nylon), EVOH (ethylene / vinyl alcohol copolymer), aluminum film (aluminum +PE), etc.All kinds of materials have different properties and different uses. Generally, food packaging bags are not single materials, and they are usually multilayer compositeThe sausage casing is a single material, PVDCs
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
Can the meat with plastic packing bag be pressed directly with a pressure cooker?
- It is better not to use a plastic bag directly with a pressure cooker heating, because it is said that plastic bags at high temperatures easy to precipitate toxic substances, so remove plastic bags and then heating for good, so as not to affect the health.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...
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...
Here to introduce aluminum foil uses to you
- At present, China has become the United States after the second largest aluminum foil, but the per capita annual consumption of only 0.22 kilograms, 1/10 to 1/20 of the developed c...
What is the best thickness of aluminum foil
- Thickness of aluminum foil is strong, its conductive properties are good, it can easily wound up online material, it can be according to customer requirements to cut into various s...
How to check the quality of double side adhesive
- 1, check whether there is a crack on the double side adhesive. Double sided adhesive in the cutting, if the cutting tool adjustment is not appropriate or blade is not sharp enough,...