SealantIn our daily lives, its applications are extremely widespread, visible in nearly every industry. With the rapid development of the automotive industry, the seal strip, as an essential component of vehicle equipment, plays an increasingly significant role in vibration reduction, waterproofing, dustproofing, sound insulation, and decoration.
The sealing integrity of a car is a crucial indicator of its overall quality, and automotive sealing strips are one of the key components that determine this indicator's excellence. They are widely used in various body parts of vehicles, such as the front and rear windshields, doors, windows, engine compartments, and trunks, to fill gaps between body components. They serve functions of shock absorption, waterproofing, dustproofing, noise insulation, and decoration, providing maintenance for both drivers and passengers as well as the entire vehicle.
According to the different parts of the vehicle body, the types and materials of the sealing strips chosen vary. By delving into the workshop, we learned about the production process and distinctive features of sealing strip manufacturing.
1. Door and Frame Seals: Door seals are often the first thing that comes to mind. They are primarily used for securing the doors and offer dust-proof and sealing functions. There was a saying that went around, "To determine if a car is a good one, first listen to the sound of its door closing." Though it sounds like a joke, it's actually one of the ways to assess the car's sealing quality and driving comfort.
2. Window Glass Sealing Strip
Window sealant strips are primarily installed on both the inner and outer sides of car windows, enhancing the overall appearance while also serving functions such as cleaning the windows and reducing noise. The window sealant strips and door frame sealant strips are components that are frequently used and heavily worn in the vehicle's sealing system, and they also serve as one of the standards for assessing the durability and robustness of a vehicle.
3、Trunk sealant
The trunk seal requires strict waterproofing material, playing a crucial role during rainy weather and also serving as a buffer for the car body during the opening and closing of the trunk.
4. Front and Rear Seal Strips
Due to the two large glass panels at the front and rear being sealed, the vehicles are factory-equipped with them. When inspecting the seals, attention should be paid to the tightness of the glass fit. Only when the fit is secure can the glass provide adequate protection.
These types of seals, commonly used as vehicle components, are generally made from三元乙丙橡胶（EPDM）。This rubber's chemical composition belongs to saturated rubber, offering characteristics such as chemical stability, anti-oxidation, wear resistance, and tolerance for extreme temperatures. It is evident that these seemingly insignificant parts play a crucial role in both vehicle manufacturing and usage. With the advancement of China's technology, especially in the engineering materials industry, this extensive family of seals will have an even more profound impact!
Yongle Rubbers & PlasticsWe have successfully passed the ISO9001 certification. Our main products include platinum silicone tubes, peristaltic pump silicone tubes, food-grade silicone molding parts, and silicone, as well as customized production of seal components for plastic products. With a competitive strategy focused on "making better products, providing better services, and creating a better image," we continuously undergo transformation and management innovation to enhance our comprehensive corporate competitiveness.
