In the past two years, seamless welded doors and windows have appeared on the market unknowingly. This seamless welded door and window looks good on the surface, and it is beautiful and elegant, with no gaps at all, so is it really good? First of all, let's understand what is seamless welding doors and windows.
Seamless welded doors and windows are the gaps generated by the original broken bridge aluminum profiles during the assembly process. The aluminum materials are welded by welding equipment, polished and then sprayed on the surface, so that the joints of the aluminum frames are seamless, and the sealing performance and decoration of the doors and windows are improved. performance.
What are the advantages of seamless welded doors and windows?
1. Good air tightness and waterproof performance, good firmness and mute effect. Arc-shaped chamfering, the visual effect is more beautiful.
2. The seamless welding of the inner sash has good air tightness and waterproof performance, as well as good firmness and mute effect.
The advantages of seamless doors and windows are mainly reflected in beautiful appearance, better sealing and sound insulation, and better waterproofness. In addition, we have not found that seamless welded doors and windows have more advantages, so what are their disadvantages?
The most obvious is the cracks, and they are all different. Such as surface forming cracks, transverse cracks, solidification cracks, segregation cracks, cracks under the weld bead, cracks in the center of the weld bead, etc. These reasons are related to elements with low melting points. Because it is welded seamlessly, once a crack occurs, it becomes very troublesome to replace.
The second is the surface spraying process. The seamless welded doors and windows are all welded with aluminum blanks. After welding, the surface should be painted. In the process of many seamless welded doors and windows we have seen, there are very few white and Champagne is the two commonly used door and window colors. Most of the window colors of seamless welded doors and windows are dark series such as gray and coffee. Some manufacturers of seamless welded doors and windows only cover the surface with a thin layer of paint, which has been a long time. There will be peeling and peeling.