Home > Exhibition > Content
Function of door and window sealing strip
Jul 18, 2018

Function of door and window sealing strip

Doors and Windows seal strips can be divided into three categories in use: glass seal strips, door cover seals and woolen strips. Glass sealing strip is used for sealing the gaps between the glass door and frame doors seals are used to seal the gaps between the door and door frame, galley is mainly used for sealing box and the gaps between the door. Said in the installation process of all kinds of doors and Windows, sealing strip is indispensable.

Sealing strip in plastic steel doors and Windows, aluminum doors and Windows and wooden doors and Windows play a role of sealing, waterproof. The sealing strip has high requirements for materials. First of all, it must have strong tensile capacity and elasticity, as well as good temperature resistance and aging resistance. Meanwhile, in order to ensure the close contact between the sealing strip and the profile, the section structure of the seal strip must match the profile of the window and the window.

The sliver is usually used to install on the fan of a push-up door or window to seal the gap between the frame and the fan. The specification of wool can affect the watertight performance of Windows and doors to a large extent, and also affect the switch of Windows and doors. If the size of the sliver is too large, or the vertical wool is too high, it will be very difficult to assemble, and after the assembly, it will also be the door and window when the resistance is increased. And if fire specification is too small, or vertical hair is too low, door window is easy to produce bracket groove phenomenon, reduce the sealing of door window. There are two types of slivers which have been treated by silicification and those which have not been treated by silicification. Quality qualification of wool top has the following characteristics: appearance has no obvious defects, surface flat, bottom and vertical hair is smooth, no bending, and no pitting on the floor and other problems, comply with the provisions of the size.

The main function of door window lies in sealing, how to strengthen sealing sex, so sealing strip had played very key role. Common seals are generally on the market of PVC material, its quality is mainly see which join plasticizer, with the rise in the price of all kinds of chemical field, the price of the sealing strip is also rising. Some irresponsible manufacturers in order to immediate interests, to cut corners during production, largely influence the quality of the products, at the same time also gave consumers a great consumer concerns. In the process of making a door or window, the sealing strip is only a small part, but its function cannot be underestimated.