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:
pouch with handle distributors
reusable Snack food bag Manufacturing
What equipment is needed to produce plastic packaging bags
The high-quality characteristics of food composite bags play a key role in the market.printed snack
Popular recommendation
Flexible packaging film roll
Custom Size Printed Coffee Milk Juice Wine Bib Bag-In-Box With Valve Gift Cardboard Box
Wholesale High Barrier Plastic Stand Up Flat Bottom Pet Dog Food Packaging Bag
zip lock bag for coffee Solution
spout pouch machine supplier
customization Pouch with Handle
recyclable spout pouches sales
properties of flexible packaging films Manufacturing
biodegradable spout pouches Factory
eco friendly spout pouches sales
The characteristics and functions of multi -layer composite independent bags
Advantages of coffee bags
In what areas is the bag-in-box industry used?
The choice of vacuum food packaging bags
Did you choose the right rice packaging bag?
flexible packaging film structure wholesale.Real time strategy for packaging bags
Packaging airbag inflation
What does the three-side seal of the bag mean?
Plastic packaging bag manufacturers are here to talk to you about the precautions for using plastic
What are the interactions between the packaging material and the object to be packaged
Specifications and characteristics of composite food packaging bags.petco free dog food bag manufact
Vacuum packaging
Packaging products in aluminum foil bags gives you great face
What problems should be paid attention to in the high barrier test of water vapor transmittance and
What are the advantages of environmentally friendly plastic bags?valve plastic coffee bag
Highlighting characteristics is the focus of our design of facial mask packaging bags.heat seal alum
Talk about the future of food packaging.stand up pouch manufacturers near me
Tell you why the seal of the food bag is broken.pet food bag price
How to remove the words on the packaging bag.
To extend the shelf life of aluminum foil bags, here are some tips.