Tel: +86 188 2689 9458
source:other news release time:2022-12-30 Hits:

Nowadays, vacuum packaging bags are becoming more and more popular in the plastic packaging market, and their status is also increasing. It is precisely because of its good packaging performance that it is widely used. It has strong functional requirements of oil resistance, moisture resistance, high temperature cooking resistance, low temperature freezing resistance, quality and taste preservation, etc; It also has a high barrier property, which can block the infiltration of oxygen, water vapor and other gases; And its production cost is low, which can meet the automation and large-scale production technology of modern packaging; Safety, health, no pollution and other advantages. Then the problem arises again. How to judge the quality of vacuum packaging bags? I'll tell you secretly!
First, we need to observe whether the appearance of this vacuum packaging bag is complete, which is a basic step to check its quality. We need to carefully check the appearance of the bag for obvious scratches or pinholes. If not, congratulations, this is a high-quality vacuum bag.
Secondly, check whether the vacuum packaging bag is firmly sealed and whether it can meet the product packaging effect. In fact, it is very simple. We can reach into the bag and tear it in the opposite direction. If the vacuum packaging bag is deformed in the process of tearing and the sealing part does not fall off, the sealing part of the vacuum packaging bag is firm and qualified.
It is also important whether the vacuum packaging bag is permeable, including its oxygen permeability, water permeability, moisture permeability and other properties. During the test, you can use the coloring method. Place the colorant in a vacuum bag for sealing, and then place the vacuum bag horizontally on the filter paper. After a period of time, observe whether the filter paper is discolored, and repeat the test to ensure whether the permeability of the vacuum bag meets the standard.
Read recommendations:
Introduction to the relevant applications of plastic vacuum packaging bags.paper snack food bag manu
Characteristics of aluminum foil bags.aluminum laminated foil bag
Popular recommendation
Pouch with handle
BIB Bag-in-box dispenser with butterfly valve vitop for drinking water wine juice
China Factory Baby Complementary Food Spout Pouch Baby Food Fruit Puree Bag With Spout Packaging Bag
stand up spout pouch custom
wine bag in box sales
flexible packaging houston price
super pouch maker
biodegradable spout pouches wholesaler
bag in box wholesaler
new super pouch wholesaler
What are the types of packaging bags
The use of vacuum bag and the method of controlling its thickness
What are the common packaging forms of liquid beverages?
What is the difference between vacuum bag and aluminum foil bag
mini Snack food bag Solution.How to Choose a Qualified Food Packaging Bag
The State Administration for Market Regulation encourages the optimization of food packaging labels
What are the advantages of liquid chemical packaging bags in transportation?
What are the packaging forms for beverages and liquid food?
How long can cooked food vacuum packaging bags last?
Several common coffee bag materials
Food packaging manufacturers introduce you to the packaging bag's transparency is not good
Explanation on Different Materials and Valves of Bags in Boxes.bags in a box
The main core research content of the bag industry in liquid boxes
What basic qualities should food packaging bags have
What are the benefits of vacuum food packaging bags
What are the twelve structural types of commonly used packaging bag films
Application materials of composite packaging bags.eco friendly spout pouches manufacture
What is a composite bag.bag in box maker
Tell you why the seal of the food bag is broken.pet food bag price
Convenient circulation of packaged food.petco free dog food bag Manufacturing