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19
2025-09
What is the difference between water absorbent and dehydrating agent
1、 Different properties1. Dehydrating agent: can reduce the moisture in the material or remove the crystalline water from the compound molecules.2. Water absorbent: a functional polymer material with...
13
2025-09
How to treat water-soluble film after moisture absorption
drying processNatural drying: Place the moisture absorbing PVA water-soluble film in a well ventilated and dry environment to allow it to dry naturally.Avoid direct sunlight to prevent deformation or ...
13
2025-09
Storage requirements for PVA packaging film
Water soluble packaging film (mainly PVA polyvinyl alcohol film) has strict requirements for storage conditions due to its strong moisture absorption and susceptibility to environmental influences.Her...
13
2025-09
Precautions for using water-soluble packaging film on vertical packaging machines
1. The heat sealing temperature is generally between 110-145 degrees, depending on your machine;2. When packaging water-soluble films, the humidity in the workshop should be controlled at 50-60%;3. Th...
13
2025-09
Key points for selecting specifications when purchasing embroidery hot melt film
　　When selecting embroidery specific hot melt film, the specifications of the hot melt film should be considered based on factors such as the width of the embroidery machine model, the density of em...
13
2025-09
The reason why agricultural film cannot replace embroidery specific hot melt film
Traditional agricultural films generally use recycled PO or PP plastics, which have a great impact on the embroidery process and embroidery products. There are five specific points:1. Agricultural fil...
13
2025-09
How to distinguish the quality of hot melt adhesive
1. Low melting point, white transparent (excluding colored) appearance is better;2. High transparency and high-quality hot-melt film, good hot-melt film has good elasticity;3. High transparency (exclu...
13
2025-09
Precautions for using hot melt film
Precautions for using hot melt film1. When removing the white adhesive (film), the machine tool should be cleaned thoroughly to avoid stains on sensitive fabrics. Alternatively, a cotton cloth can be ...
13
2025-09
Storage requirements for embroidery hot melt film
　　Each type of hot melt film has a certain storage period. In order to ensure that the performance of the hot melt film is not affected, the storage method is very important, and there are many fact...
13
2025-09
About PVA water-soluble film (including packaging film and embroidery film) softness and hardness explanation
The softness and hardness (i.e. flexibility and rigidity) of PVA water-soluble film are crucial characteristics in its application, which directly affect the processability, user experience, and appli...

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