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Is hot melt adhesive on diapers harmful?
Mar 21 , 2024
Why do diapers use hot melt adhesive? The production process of diapers is a relatively complex combination process, which is composed of surface non-woven fabrics, water-absorbent cores, PE composite bottom films, magic buckles and front waist stickers, anti-side leakage non-woven fabrics, elastic bands and many other materials. The combination of the above materials is bonded through hot melt ad...
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Factors affecting the glue coating effect of PUR hot melt glue machine
Jan 24 , 2024
PUR hot melt adhesive (Polyurethane Reactive) is a new type of one-component, solvent-free hot-melt structural adhesive. It is cured by moisture in the air and has excellent bonding strength and impact resistance after complete curing. It also has With excellent bonding strength, temperature resistance, chemical corrosion resistance and aging resistance, it has become the best adhesive for bonding...
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Features of manual hot melt glue gun
Jan 02 , 2024
Hot melt glue guns are divided into two categories: manual glue guns and fixed glue guns. Manual hot melt glue guns are also widely used in the industry. According to different production needs, a hot melt glue machine can be equipped with 1-4 hot melt glue tubes and glue guns. So what is special about manual hot melt glue guns? Functional features? Compared with hot melt glue guns fixed on dispen...
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Why doesn't the hose or glue gun of the hot melt glue machine heat up?
Dec 18 , 2023
Hot melt glue machines, hot melt glue guns, and hot melt hoses all have heating functions to prevent the hot melt glue from cooling during the circulation process, thereby affecting the product bonding effect. What to do if the hot melt glue tube or hot melt glue gun does not heat up? Today we will briefly introduce you to several troubleshooting methods. 1. The heating wire (rod) is damaged: firs...
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How to select high-quality hot melt glue machines
Dec 01 , 2023
When choosing a high-quality hot melt adhesive machine, attention should be paid to the following aspects: 1. Quality and Durability: A high-quality hot melt adhesive machine should have good durability and reliability, be able to maintain stable operation under long-term high-intensity working conditions, and avoid losses caused by frequent shutdowns due to faults. 2. Performance parameters: Suit...
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PUR hot melt adhesive machine used in integrated board composite
Nov 23 , 2023
Integrated boards are being used more and more widely in decoration due to their unique material properties such as environmental protection, moisture-proof, mildew-proof, sound insulation, heat preservation, fire prevention, and convenient installation. In some areas, integrated boards have even become the first choice material for decoration. The main reason for this phenomenon is its environmen...
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Entering winter, you need to know about these operations of hot melt adhesive machines
Nov 20 , 2023
1.As the temperature gradually drops in winter, some customers have experienced poor adhesion, brittle hot melt adhesive, and degumming when using hot melt adhesive for production. What is the reason? Hot melt adhesive is sensitive to ambient temperature. Due to the cold temperatures in winter, the hot melt adhesive bonding process is cold, resulting in rapid solidification and hardening. Some glu...
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What problems may occur during use of the hot melt glue box sealing machine?
Nov 16 , 2023
Hot melt glue carton sealing machine is an automatic or semi-automatic packaging equipment that is upgraded and transformed on the basis of packaging machine. It can automatically complete glue spraying, ear folding, sealing, etc. The hot melt glue box sealing machine uses an automatic glueing method to glue the folded sides of the carton. It is suitable for gluing a variety of carton sizes. It ha...
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Why does PUR hot melt adhesive appear stringing and bubbles?
Nov 08 , 2023
Cohesive strength of PUR hot melt adhesive machine The law of influence between the cohesive strength of PUR hot melt adhesive colloid and wire drawing is: if the cohesive strength is large, the wire drawing phenomenon will be obvious; on the contrary, if the cohesive strength is small, the wire drawing phenomenon will not occur. PUR hot melt adhesive curing time The curing time of PUR hot melt ad...
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