Q:Plastic packing bag printing color

See what you do with materials, PE/PP/PET, etc., the material is not the same, the price is different, this is usually the printing press to help you determine what material to use.

Q:What's the difference between plastic packaging bags and clothing bags?

Clothing bags and plastic bags are just a general term for packaged products. Bags can also be made in various forms, so the machines are different,

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:Printing process of packaging bag

If it is cut into pieces, use a special press for packing bags or screen printing.Screen printing, screen opened relatively simple, but the requirements of the substrate surface is relatively smooth, simple process, relatively low cost, but the adhesion of the ink requirements are relatively high.

Q:How do I remove the self-adhesive label affixed to the plastic bag?

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:The vacuum packing bag is sealed. How can I open the zipper?

In addition to wax, you can also use lubricating oil, to pick a relatively transparent, clean kind of, in the zipper ring drop a few drops, repeated several times, can also achieve smooth purposes.

Q:What about the table of nutrition values on food packages?

Total fatThis is in total fat as a unit, high fat food generally high calories. The lower the fat content, the healthier the food. As a rule, choose as much as 100 grams of food with less than 10 grams of fat. saturated fatSaturated fats are found in meats, poultry, fish, baked goods and tropical oils. They increase the risk of heart disease. Foods with the lowest levels of saturated fat should be selected. It should also be noted that in some food labels, trans fats - - for the heart, trans fats are more dangerous than saturated fats. Total CarbohydrateThis is the total number of carbohydrates per serving, in grams. It contains sugars and slow digestion carbohydrates. You may also see information about the glycemic index (GI). Compared with high GI foods, GI's blood sugar levels increase more slowly after lower food intake. sugarThese include natural sugars and added sugars, which are listed individually as part of the total carbohydrate component. In general, it is better to choose foods with lower sugar content. sodiumProcessed foods may have a large amount of sodium. If possible, choose foods with lower sodium content, that is, less than 400 milligrams per 100 grams of sodium. Other food information

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

The purpose of packing is to look good, because it is food, so it is also because of hygiene.

Q:Can the meat with plastic packing bag be pressed directly with a pressure cooker?

The plastic composite film (bag) products used in food packaging have 8 national and trade standards, and the main standards are divided into physical and mechanical performance indexes and sanitary performance indexes. The indexes of physical and mechanical properties are mainly tensile strength (or tensile strength), elongation, peel strength, heat resistance strength, Charpy impact energy, water vapor permeation amount and the amount of oxygen through the bag, bag, pressure resistance, heat resistance and dielectric performance drop, oil resistance, cold resistance, heat resistance etc.;

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

Carbonated drinks are mostly filled with carbon dioxide gas CO2, and its own drinks are carbon dioxide ingredients in the majority, with CO2 replacement of the air, but also for the preservation of the product, to ensure the taste, but also improved the shelf life.In addition, some food packaging is filled with a certain proportion of mixed gas, may be O2+CO2+N2, N2+CO2, O2, +CO2. This is also based on the needs of different enterprises, different customers.