Tel: +86 188 2689 9458
source:Industry News release time:2023-06-07 Hits:
With the continuous development of the economy, the actual demand for packaging bags in the industry has continued to increase, and its performance is very prominent, so it is very popular. In our daily life, we know that the vacuum packaging bags are generally used in PA+PE, PET+PE, MOPE, PVC. What are the methods of identification? Let ’s listen to the packaging bag manufacturers in detail.
1. PA+PE can be burned slowly when a combustion test, the flame is bright, the bottom is blue, the upper end is yellow.
2. From the perspective of feel, the softer feel is PA material, and the hard ones are the vacuum packaging bag of PET material;
3. Food bag manufacturers said that from the perspective of sound, rubbing with hands, the sound of the sound is made of PA material, and the sound is sharp and harsh.
4. Put the two materials in the refrigerator's refrigerator for a while, and the harder is PET material; the softer is PA material; recommended reading: how to detect the quality of the woven bag
5. PVC is difficult to ignite, it is out of fire, it is yellow and orange when burning, the edges are green, white smoke, and spray light green and yellow flames, softened, can be brushed, irritating hydrogen chloride flavor;
Read recommendations:
Custom Print Side Gusset Coffee Pouch Black Matte Coffee Beans Packaging With Valve
printed snack food bags Manufacturing
flexible packaging films custom
Can the use of vacuum bags ensure that the food does not get moldy?
Popular recommendation
Bag-In-Box
China Factory Baby Complementary Food Spout Pouch Baby Food Fruit Puree Bag With Spout Packaging Bag
Spout pouch
spout pouch manufacturers
bag in box maker
pouch flexible packaging Vendor
aluminum foil bag roll sales
mulberry mini pouch with handle price
refillable spout pouches supplier
spout pouch packaging manufacturer
What is a compound bag
What are the characteristics of thin cream in a box?stand up pouch black
How to test the packaging bag.
The quality of rice vacuum packaging is very important
Tell you how to distinguish the material of the vacuum packaging bag
What is the difference between fully biodegradable plastic bags and degradable plastic bags?
Food packaging bag.plastic pouches for food packaging
What are the special properties of aluminum foil bags explained by the manufacturer of aluminum foil
What equipment is needed to produce plastic packaging bags
What are the requirements for dried fruit packaging bags in food packaging bags.fruit and vegetables
Gas packaging airbag packaging
Stable Development of Bag in Box Packaging.bag in box wholesale
mini Snack food bag Production.Learn about children's food packaging bags
Summary of medical sterilization packaging aliases.wholesale flexible packaging film roll
What are the material characteristics of composite packaging bags?
Explanation on steaming bags.aluminium retort pouch Production
Definition of nylon vacuum bag
What is the reason for the broken eight side sealed food packaging bag?tea pouch packing machine Man
What are the advantages of environmentally friendly plastic bags?valve plastic coffee bag
Function and application of PE protective film