If the heat sealing strength at the bottom of the packaging bag is low, it is easy to cause problems such as cracking and leakage at the seal and cannot be reused. There is a problem of root cutting at the seal, which causes the package to leak at the root of the heat seal, or even break the bag. To sum up, manufacturers should attach great importance to the detection of heat sealing strength of packaging bags.
If the puncture resistance of the wrapping film is poor, it is easy to be damaged by sharp objects, resulting in loose separation of products or goods, and cannot play a protective role. This is also the reason why stretch film packaging should have high puncture resistance.
What should we do if there is a peculiar smell in the plastic packaging during use? What properties should be paid attention to when the packaging materials of sauced meat products enter the factory? What properties should be paid attention to in the packaging of finished milk powder?
The tobacco manufacturers should strictly control the barrier properties of aluminized cigarette packs to water vapor.
The opening force of the French fries paper cup sealing cover film is also called the sealing strength or heat sealing strength.
What are the reasons for the slippage or deviation of puffed food packaging during bag making? Why does the puffed food packaging leak and deflate? Which properties should be paid attention to in the packaging of finished milk powder?
This article introduces the moisture permeability test of diapers to explain the importance of moisture permeability to diapers.
plastic shopping bag manufacturers should strengthen the flexibility of plastic shopping bags, enhance their tensile strength, and extend the service life of plastic bags.
What properties should be paid attention to when bagged convenience bread comes into the factory? What is the reason for the increase in acid value (peroxide value) in instant noodle cakes? What are the reasons for the micro pinholes and air leakage on the surface of the instant noodle packaging bag?
The friction coefficient of the soft plastic packaging material is mainly affected by additives such as slip agent and anti-blocking agent added in the production process of the material, and it is also related to the stiffness and hardness of the material itself.
cigarette manufacturers should strictly control the barrier properties of BOPP film materials to water vapor.
How to solve the agglomeration of bottled powder health products? What should I do if bottled health drinks are prone to leakage at the mouth of the bottle? Why does the gas composition inside the nitrogen-filled packaging of health products change?
