Q:Printing solvent for food packing bag

Look at the appearance of the solvent. Should be clear and transparent, if there are cloudy and floating objects, the batch of solvents should be used with caution.

Q:What kind of material is the packing bag of ceramic tile?

There are three paper kraft paper composite film, color film, color film lamination, lamination, lamination and color printing paper, woven bags and other materials, can do

Q:How to evaluate the quality of a food packaging bag design? From what angle?

Most importantly, the design of this package has a direct sensory connection to this product. Let's take a simple example, moon cake, which is a more common packing, is packed in a plastic bag and can only buy a few dollars, but it will appreciate a lot more when it is put into the gift box. It's in the bag. Moon cake is just food. In the gift box, it becomes a gift. Before consumers buy, the product is analyzed as a food or a gift, which is the most important message that the mooncake package conveys to the consumer.

Q:Why are some teas not vacuum packed?

Feng Xing packaging machinery factory experts explained that the main role of vacuum packaging machine is oxygen, moisture, high temperature fermentation, etc., in order to prevent the deterioration of tea. The principle is relatively simple, which is conducive to vacuum packaging machine to remove the air in the packaging bag, and then sealed, so that tea in a vacuum under the state, and absolutely isolated from the outside world.

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:The difference between a vacuum and a vacuum in a food package

And packaging techniques like inflatable bags are called inflatable.

Q:What material is the surface of the packing bag such as instant noodles, pickled mustard tuber, small bread and so on? Why should we add this layer?

Aluminum filmThe first consideration of food packaging is the barrier properties of packaging materialsBecause barrier property is good, the preservation time is long, the shelf life is long, the quality can guarantee betterAt present, all food packaging materials, aluminum foil barrier is the best (followed by some high polymer plastics, like EVOH, PVDC, etc.)Therefore, the most common, always in the middle of two layers of plastic film, a layer of aluminum foil, to improve barrier,But why not use aluminum foil packaging alone, but also two or more layers of plastic film?,

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

Because candies are also considering moisture side so many sweets are wrapped in wax paper (because the wax paper can prevent water entering)For example, chocolate is a special kind of candy, its melting point is 36 degrees, it is very easy to get the temperature melting in the hand, so the reason is tin tin foil, the hands of the temperature can be very good to pass out to prevent the chocolate melts quickly.

Q:What kind of packaging bag does polysilicon use?

Packing should be prevented from damage to polyethylene packing bags to avoid external contamination and provide good protection. It should be high pressure.

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.