Q:What is the material for edible fungus stick packing bag?

High pressure polypropylene bag, the bag has the characteristics of high temperature and high pressure, it can reach 120 degrees and not easily deformed. It is the first choice for factory cultivation.

Q:Dried fish vacuum packaging packing bag can not puncture

With dried fish, we recommend the use of aluminum foil bag, also can be vacuumized. It has the function of avoiding light and keeping fresh.

Q:What material is the vacuum packing bag, please?

Vacuum packaging is a general term for flexible packaging composite membrane products. If the temperature is different, there will be a lot of division: there is less than 100 bactericidal, and some need 100 degrees of sterilization, and 121 degrees and 135 degrees.

Q:Three layer coextrusion material for packaging bags

At present, there are mainly two kinds of non PVC multilayer coextrusion infusion membrane: three layer structure and five layer structure.The performance of the layers of the three co extruded films for outer: block air, good printing performance; the middle layer with water resistance and anti permeability and elasticity; inner: non-toxic, good heat sealing and elasticity, and the solution has good compatibility.

Q:Why are some teas not vacuum packed?

In order to ensure the quality of tea and pure taste, natural, free from external conditions, but also in order to enhance the image of tea, enhance the value of goods, the exquisite packaging of tea is the trend of the times. These unsuitable vacuum packed tea, such as green tea and Longjing, tend to be easily squeezed and packed and can be packed in vacuum packed with nitrogen. Brick tea packaging paper bag packaging form form West Lake Longjing Tea vacuum tea vacuum packing inflatable packaging is a mixture of gases in vacuum and then filled with nitrogen, carbon dioxide and other two or three kinds of single gas or gas. Nitrogen is an inert gas with a density close to the air. It acts as a filling, keeping positive pressure in the bag and protecting the leaves from crushing by atmospheric pressure. Carbon dioxide can make tea into sleep, and maintain the quality of tea.

Q:Why is the higher the elevation, the more food bags inflate? From a physical point of view

The higher the altitude, the thinner the air outside, the lower the air pressure; and the air pressure inside the food bag is high, which causes the food bag to drum up. As the height gets higher, the air pressure outside may be lower, and food bags are likely to burst because of the pressure inside and outside

Q:What are the common materials of tea packing bags?

Metal cans for the advantages of extrusion resistance, good texture, early mainly with PE bag packaging for tea packaging, but because the price is high, and easy to corrosion and rust deformation, has been gradually phased out. The metal cans within the paint smell and cover mouth closed enough should not be used alone.

Q:How big is the vacuum pack 28*40cm?

28*40CM is the size of a vacuum packed bag, 40 cm long and 28 cm wide

Q:The package specifications are 9 multiplied by 14 plus 3. How big is it?

Now the standard of living has improved, basically vacuum packed bags. This will improve the product's shelf life, preservation time is longer, more conducive to product sales.

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

At present, there are many inflatable packaging name, nitrogen packaging, air conditioning packaging. These are the use of a gas replacement method, to achieve the effect of food insurance. Food is too afraid of oxygen, excessive exposure, long exposure to oxygen, may occur oxidation, metamorphism and other issues. Filling the package with a certain amount of inert gas will effectively prolong the shelf life of the food.