Automotive sealing strip is one of the important parts, widely used in door, window, car body, skylight, engine case and reserve (luggage) box etc, with sound insulation, dust-proof, waterproof and damping function, keep and maintain the small environment inside the car, to play the car occupant, electrical and mechanical equipment and ancillary items of important protection.

Classification of sealing strips

1. According to the name of the sealing installation parts (parts), including: engine cover sealing strip (HOOD), and can be divided into the front, side and rear; Door seal; Front and rear wind window sealing strip (window screen); Side windowsealing strip (side Windows sealing); Skylight sealing strip (Sunroof sealing); Primary door seal; Window guide seal (Glassrun Channel); Inner and outer strip (water cut) (waistline); Trunk seal; Anti-noise sealing strip (anti-noise); Anti-dust strip, etc.

2. According to the sealing characteristics, it can be divided into weather sealing strips and general sealing strips. Among them, the weather sealing strip with a hollow foam tube, has a better function of temperature and humidity. Commonly used weather sealing strip door frame sealing strip, trunk sealing strip, engine enclosure cover, etc. The commonly used general sealing strips include front and rear wind window sealing strips and corner window sealing strips, inner and outer strips, etc.

3. According to the classification of compound structure of rubber material, it can be divided into pure rubber sealing strip -- composed of a single rubber type; Two composite sealing strip - composed of dense glue and foam sponge glue, often in the dense glue inside the axis direction contains metal skeleton material; Three composite sealing strip - consists of two kinds of dense glue (one of which is light color) and sponge glue, usually in the dense glue inside the metal skeleton and reinforced fiber. Four compound sealing strip - in the rubber (bubble tube) and coated with a thin layer of protective layer glue, so as to further improve the service life of the seal.

4. According to the classification of materials, it can be divided into rubber sealing strips; Plastic sealing strip; Thermoplastic elastomer sealing strip.

5. According to the classification of surface treatment state, part of the sealing strip surface after additional treatment, can be divided into flocking sealing strip; Surface coating sealing strip; There is a fabric patch seal.

6. Special function classification, some sealing strip has electronic intelligent function, such as anti-clamping sealing strip, etc.