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:
What are the composition of plastic bags?coffee packaging plastic bag wholesale
What are the reasons for the broken bag of the eight-side sealing food packaging bag?
Popular recommendation
125g 250g 500g 1kg Aluminum Foil Flat Bottom Coffee Bean Bags With Valve
Smell Proof Stand Up Flat Bottom Pouch Coffee Bag /Coffee Beans Bag With Air Release Valve And Reusa
Custom printed food grade ziplock snack custom plastic pouch packaging food packing bag
wine bag in box price
recyclable spout pouches Production
stand up spout pouch wholesale
new super pouch distributors
spout pouch packaging bags company
pet food bag clip
biodegradable spout pouches wholesale
Stand Up Pouch Manufacturing Process- The Complete Guide
What is the future development trend of the spout pouch bag?
What is a coffee bag
What is the difference between fully biodegradable plastic bags and degradable plastic bags?
ordering flexible packaging film roll sales.The shortcomings of environmental bags
Anti -static packaging bag.aluminum foil bags for cooking
Use more paper food packaging bags to take care of the environment.aluminum foil bag large manufactu
How to fold a gift box? Let the person receiving the gift feel your good intentions
Can the use of vacuum bags ensure that the food does not get moldy?
Retort bags, freeze-resistant vacuum bags
Before printing on soft packaging, determine the types and usage methods of water-based ink additive
Why use composite packaging?
Convenient circulation of packaged food
What is smart packaging?
Teach you how to choose a plastic packaging bag?valve plastic coffee bag maker
How to design plastic packaging bags?spouted pouches supplier
Manufacturer of octagonal sealed packaging bags
PEVA Freezer Bag key issues.Flexible Packaging Film Packaging
What are the twelve structural types of commonly used packaging bag films
How to identify PE plastic bags or PVC plastic bags.Flexible packaging film roll direct sales