The first eva edge sealing
That is to say, hot-melt edge sealing is easy to crack and overflow due to the influence of temperature. There are obvious glue lines, especially light-colored plates, which are easy to turn black at the edge sealing. Generally, it is standard in small workshops, which is not environmentally friendly and has obvious glue lines. But 80% of the products on the market are hot-melt edge sealing, and pur and laser are only a few.
Second, pur edge sealing.
Glue is mainly cured by moisture, which has strong stability and is not affected by temperature, and its beauty is second only to laser edge sealing. With the market demand, pur edge sealing factory has been popularized, and its technology will be more mature.
Third, laser edge sealing.
Use special edge sealing tape, no glue, and the back is equipped with laser photosensitive activating substance. After the instantaneous high temperature of laser, the coating is activated, reaching a state similar to welding. Smooth and beautiful, high saturation. The important thing is environmental protection, and there is no glue volatilization. It is rarely used in the market, because a hero edge banding machine needs about 4 million yuan, which is not to say that ordinary small factories can arrange it casually, so some imported plates are used.
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