In our daily life, we can see that there is a sealing ring in many household products. In fact, at the beginning, I didn't know the function of that ring. I thought it didn't matter if it was there or not. I tried to take it off. Hahaha, as a result, the cover didn't close and water leaked! And then we'll know what it does.


Silica gel apron has excellent heat resistance, cold resistance, especially excellent oxidation resistance and ozone resistance, high permeability and gas permeability selectivity. First of all, heat resistance: silicone rubber has much better heat resistance than ordinary rubber, which can be used in 150 ° It can be used almost forever without performance change under 200 ° It can be used continuously for 10000 hours at 350 ℃ ° It can also be used for a period of time. It is widely used in the occasions requiring heat resistance, hot water bottle sealing ring, pressure cooker ring and heat resistant handle. Then there is cold resistance: ordinary rubber delay for - 20 °- thirty °， That is to say, silicone rubber is at - 60 °- seventy ° The silicone rubber with special formula can withstand extremely low temperature.


The manufacturer of silica gel sealing ring will tell you that silica gel waterproof ring is a common product in silica gel products. It is mainly used for the waterproof sealing and preservation of daily necessities such as fresh-keeping boxes, rice cookers, water dispensers, lunch boxes, heat preservation boxes, incubators, water cups, ovens, magnetized cups, coffee pots and so on, The sealing and waterproof functions of these articles are also lost!