Silicone rubber has excellent resistance to high and low temperatures. Ordinary silicone rubber sealing strips can be "easy" and "the surface does not change color" at 200 degrees Celsius and -50 degrees Celsius, without losing the original strength and elasticity, maintaining the original The sealing performance of silicone rubber has the best resistance to compression deformation of all rubber products, so the sealing contact surface can be made larger, which can effectively block the wind and dust and noise from the movable window part. There is no substitute for silence.

Wooden door seals are generally made wide and thick, because the contact area of the seal will be larger, which will ensure the quiet performance of the door and provide a good buffer effect, which will greatly extend the service life of the door.