There are many classification methods of sealing strip, the specific methods are as follows:

1. According to the name of the sealing parts (parts), the classification includes: engine hood seal, and can be divided into front, side and rear; Door seal; Window screens for front and rear air Windows; Side windowseal (Side Window seal); Sunroof seal; Primary door seal; Sealing strip of window guide groove (GlassRun channel); Inner and outer strips (watercut) (waistline); Trunk seal; Anti-noise sealing strip; Such as anti-dust.

2. According to sealing characteristics, it can be classified into weatherstrip seal and general seal. Among them, the weather sealing strip is equipped with hollow sponge bubble tube, which has better temperature and humidity keeping function. Commonly used weather sealing strips include door frame sealing strip, suitcase sealing strip, engine case cover strip, etc. Commonly used general sealing strips are front and rear window sealing strips and corner window sealing strips, inner and outer strips, etc.

3. According to the compound structure classification of rubber material, it can be divided into pure rubber sealing strip -- composed of a single rubber; Two composite sealing strip -- composed of dense glue and foam foam glue, often in the dense glue in the direction of the axis containing metal skeleton material; Triple composite seal - consists of two types of sealant (one of which is light colored) and sponge sealant, usually containing a metal skeleton and reinforced fibers inside the sealant. Four composite sealing strip - Shanghai Shenya Sealing parts Co., Ltd. took the lead in the development and production of the composite sealing strip composed of 4 kinds of rubber materials, in the rubber (bubble tube) surface and covered with a thin layer of protective layer adhesive, so as to further improve the service life of seals.

4. According to the type of material classification, can be divided into rubber sealing strip; Plastic sealing strip; Thermoplastic elastomer seal strip.

5. Classified according to the surface treatment state, some sealing strip surface after additional treatment, can be divided into flocking sealing strip; Surface coating sealing strip; There are fabric seal strips.

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