10KG Plastic Laminated Kraft Paper Valve Bag For Cement

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Loading Port:
Tianjin
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TT OR LC
Min Order Qty:
10000 pc
Supply Capability:
200000 pc/month

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Product Description:

10/20/30KG Plastic Laminated Kraft Paper Valve Bag For Cement :

1>Customized Design, Style, Size, Window, Thickness. etc. 
2>Rotogravure Printing for a vivid color; 
3>Food Grade material; 
4>Eye-catching on Shelf; 
5>Resealable for many times; 
6>Advertising and Packaging in one--Kill two birds with one stone; 
7>Small Order is Available; 
8>Tear Notch and Hang Hole are available; 
9>Round Corner and K-seal are available.


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Q:Printing solvent for food packing bag
Use a moisture indicator to determine the content in the solvent. The water indicator is put into the solvent, and the water content varies with different colors. Depending on the color change, the amount of water in the solvent can be roughly determined.
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: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.
Q:What does "13 silk" in vacuum packing bag mean?
The wire unit is 1/1000 points, the general use vernier caliper, micrometer, gauge with smaller, can be measured. According to the determination, a hair diameter of about five to seven silk (ie 0.05 ~ 0.07), "a trace" is a very small unit. The wire is called the habit of CMM, and other transformation between the length of the unit is:1 mm = 100 wire (tract)1 =10 =0.1 decimillimeter centimillimeter micrometer wire =1 =0.01 mm =0.001 cm =0.00001 meters
Q:What about the use of plastic bags?
Now all walks of life have the use of plastic packaging bags, only grades, such as the food market is the worst, supermarkets in general, and then to food packaging non-toxic environmentally friendly plastic bags. There are advantages and disadvantages. If it is a new material, the printing ink is also non-toxic. You can use it safely. If you use recycled materials, there is a foul smell. That's bad. What's more, we will bring plastic bags to the cooked food, it is best to buy from the supermarket, come back after the food will be taken out, to avoid food and plastic bags long-term exposure, chemical reaction products. That's bad for your health.
Q: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.
Q:Why is the higher the elevation, the more food bags inflate? From a physical point of view
Because the food packaging bag is sealed, the air pressure inside is certain, with the elevation of the outside air pressure gradually decreased, which leads to gas bag outward extrusion pressure increased, so the higher the altitude, the food packaging bag inflated more.
Q: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.
Q: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.
Q:Dried fish vacuum packaging packing bag can not puncture
Anti piercing vacuum packaging bags, first of all, choose the material of the bag to have toughness, followed by the thickness of the bag

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