Car rear door seal function
The main functions of the rear door seal include filling the gap, waterproof, dustproof, shock absorption, sound insulation and decoration.
Fill the gap : the sealing strip can fill the gap between the door and the body, ensure the integrity of the body, and prevent dust, moisture and other external substances from entering the car .
waterproof : in rainy days or car washing, the seal can effectively prevent moisture penetration and protect the car parts from moisture .
dust-proof : the sealing strip can block outside dust and impurities into the car, keep the car clean .
Shock absorber : the seal acts as a buffer to reduce vibration and noise when the door is closed.
sound insulation : the sealing strip can effectively isolate the outside noise, improve the quiet and comfort of driving .
decoration : the sealing strip not only has practical functions, but also can increase the beauty of the body and improve the overall visual effect .
Installation and maintenance recommendations :
Select the right seal : before replacing the seal, carefully compare the style of the seal used on the car to ensure that the right model .
Cleaning the installation surface : Before replacing the sealing strip, remove the original sealing strip and clean the covered area to ensure the adhesive bonding effect .
Pay attention to the water outlet : Ensure that the water outlet on the door is not blocked by the sealing strip during the installation; otherwise, the drainage function .
regular maintenance : Check the condition of the seal regularly, apply lubricant if necessary to keep it soft and elastic, prevent aging .
The rear door sealing strip is a kind of material used to fill the gap between the door and the body, and play the role of sealing, waterproof, dustproof and sound insulation. It is usually made of rubber, silicone, polyvinyl chloride, ethylene-propylene rubber, synthetic rubber modified polypropylene and other materials, with soft, wear-resistant and high-temperature properties .
Material and structure
The rear door seal strip is mainly composed of dense rubber matrix and sponge foam tube. The dense rubber has a metal skeleton inside to strengthen setting and fixing. The sponge foam tube is soft and elastic, can be deformed under pressure and rebound after pressure relief, so as to ensure the sealing property and withstand the impact force when closing the door .
Installation and maintenance
Before installing the rear door seal, clean the installation position and ensure that the surface is clean and dust-free. The tightness can be adjusted as needed after installation. In order to extend the service life of the seal, cleaning agents containing acidic or alkaline substances should be avoided, especially in high temperature, high humidity, rainy and other harsh environments, more need to strengthen protection .
Replacement and maintenance
Regularly check the condition of the rear door seal, if found to be aging, damaged or loose, should be replaced in time. Pay attention to avoid the use of improper cleaners during maintenance, and keep the seal clean and complete to ensure its normal function.
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