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What precautions should be taken when replacing glue for PUR hot melt adhesive machine
Jan 12 , 2023
1. When the pressure plate of the PUR hot-melt adhesive machine is taken off the barrel, the air pressure should be gradually increased from small to large. In any case, the hot-melt adhesive machine is not allowed to use high-pressure gas to take off the barrel directly to avoid accidents. 2. When cleaning the heating pressure plate of the PUR hot melt adhesive machine, the staff must wear specia...
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Application of hot melt adhesive box sealing machine in the industry
Jan 13 , 2023
About hot melt adhesive box sealing machine The hot melt adhesive box sealing machine is an automatic packaging equipment that is upgraded on the basis of the packaging machine. It can automatically complete all the work of spraying glue, folding ears, sealing, printing batch numbers, etc.; automatically complete the packaging of materials. The automation function of the hot melt adhesive packagin...
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What are the advantages of using hot melt glue machine to seal the box?
Jan 14 , 2023
Now there are basically two ways of carton packaging, one is to use hot melt glue machine to seal the box, the other is to use 0PP tape to seal the box or cold glue to seal the box. Hot melt glue machine sealing is a new bonding method, more and more More and more production companies are adopting this method. Hot melt adhesive machine sealing can be divided into automatic, semi-automatic or manua...
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How does the automatic hot melt glue machine work?
Apr 10 , 2023
The hot-melt adhesive system uses a glue pump to heat the turns adhesive into a liquid state and then establish a stable pressure and temperature. It is transported to the spray gun through the throat, and the opening of the nozzle is controlled by a solenoid valve, so that the hot-melt adhesive can be sprayed from the nozzle to the on paper for bonding purposes. How to choose a hot melt adhesive ...
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Hot melt glue machine filter cleaning
Jun 28 , 2023
Cleaning steps of hot melt adhesive machine: 1. It is necessary to set the temperature of the hot melt adhesive machine system to the operating temperature; 2. Remove the filter from the branch seat, and check whether the filter needs to be replaced; 3. If it needs to be replaced, install a new filter, and at the same time use a new sealing ring and apply high-temperature oil; 4. If it does not ne...
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Why there are bubbles after the hot melt adhesive melts
Jul 14 , 2023
Bubbles in the melt will affect the adhesive effect. The first type: The glue contains moisture, and the moisture is vaporized at high temperature and mixed into the glue, and because the glue is relatively viscous, it is difficult for the water vapor to float to the surface and release. The second type: Before using the hot melt adhesive, there are other chemical components mixed in. The former r...
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Why does the pressure of the hot melt adhesive machine become unstable during use
Oct 18 , 2023
Hot glue machines are widely used in various industries, and their unique advantages greatly facilitate production and bring huge profits to enterprises. All hot melt adhesives on the market today comply with national environmental protection requirements. There are many types of hot melt adhesives. Different types of hot melt adhesives are used according to different bonding requirements, and dif...
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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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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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