Door and window sealing strips are usually black rubber, which are often found on the edges of doors and windows, and are elastic band-shaped or rod-shaped materials on the joints between glass and bead, glass and frame fan, frame and fan, and fan and fan. It can block water, wind, sound, etc., as well as temperature, and can prevent mechanical damage caused by metal collision, so it can achieve sealing, sound insulation, heat insulation and shock absorption.

Therefore, as a key part of doors and windows, it must have sufficient tensile strength, good elasticity, good temperature resistance and aging resistance, so as to ensure a good use experience of doors and windows and a comfortable home experience, Therefore, its cross-sectional structure size should not only match the door and window profiles, but also have sufficient strength and durability.

Therefore, the quality of the door and window sealing strips determines the quality of a window. Therefore, many famous brand doors and windows have made great efforts to choose excellent sealing strips in this regard.

How to distinguish the quality of the seal is mentioned in our previous article. For details, you can go to the previous article and you will definitely gain something.