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The sealing line is most afraid of rubber hose blockage: the dispensing speed may fluctuate, and even flow may be interrupted, resulting in poor sealing of the box. There are two common reasons for pipe blockage – incorrect glue temperature and unclean glue material. Compare the two mainstream solutions below.

| Dimension | Adjusting the process | Change particles |
|---|---|---|
| cost | Almost zero | Need to replace materials |
| persistence | Easy to relapse | more stable |
| Applicable | Occasional blockage | Frequent blockage |
Q: Is the blockage caused by the glue or the machine?
Answer: Check the temperature and cleanliness first, and then consider changing materials frequently.
Q: Will Sunlife particles clog the tube?
Answer: Less impurities, good thermal stability, and basically no blockage when used according to the process card.
Question: How to prevent it?
Answer: Temperature control+frequent cleaning of filter screen+stable brand, three piece set.
Seal the box with old blockages, find Guangzhou Sunlife Trading to exchange Sunlife hot melt adhesive sealing particles and obtain the process card.
Conclusion first: Try not to mix the same batch number across seasons as much as possible Hot melt adhesive granulesThe performance fluctuates significantly with temperature. High temperature and humidity in summer, low temperature and dryness in winter, using the same adhesive can easily lead to “summer rebound and winter cracking”. It is recommended to switch […]
Hot melt adhesive particles for high-speed sealing of cardboard boxes are not necessarily better with higher tensile strength. The sealing fastness also depends on the wetting of the corrugated paper by the adhesive particles, the cooling speed of the adhesive dots, the spraying rhythm, and the pulling direction during transportation. Sunlife hot melt adhesive recommends […]
Direct answer: For paper bag rope adhesion, hot melt adhesive particles with high initial adhesion, good flexibility, and a softening point of 75-85 ℃ should be used. The diameter of the adhesive point should be 8-12mm, with one point at each rope hole. Press and hold for 3-5 seconds.The key is not in the amount […]
On July 12, 2024, Printing Manager magazine officially released the “Top 100 Printing and Packaging Enterprises in China 2024” ranking list.