The main function of sealing strip for automobile
The main function of sealing strip for automobile are Waterproof, dustproof, shock absorption, sound insulation and
sealing. With the development of science and technology and people's awareness of environmental protection, people not only require excellent sealing and insulation functions, but also request on decorative, beautiful appearance ,safety and environmental protection, etc
Classification
.According to the assembled position,the seal strip are classified to door frame seal strip,trunk sealing strip, engine cover seal strip,conduit ferrule seal strip,car window seal strip and others.
Performance index
The seal strip performance is mainly composed of the material property and functional performance,
The seal strips request harsh conditions while using, especailly for the weather, and the product service life depends on material property ,in order to the seal strips can work well under the harsh condition,the material property usually including the follow factors
A.The Rubber hardness, tensile strength, elongation rate
B.Compression set
C.Ozone aging resistance and Air aging resistance
D.oil paint-resistant
E.High temperature performance
