How much low temperature can ultra-low temperature silicone rubber withstand? What are its characteristics?
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Introduction to ultra low temperature:
Low temperature resistant silicone rubber refers to silicone rubber with a working temperature of -100°C. Its mechanism is different from room temperature silicone rubber. It is the introduction of methyl phenyl silicone chain links or diphenyl silicone into the molecular chain of methyl vinyl silicone rubber. Derived from oxygen chain links. The introduction of phenyl groups on the side groups of polysiloxane destroys the regularity of the dimethylsiloxane structure and greatly reduces the crystallization temperature of the polymer. The working temperature of the formed silica gel is extended to -100°C.
Features of ultra-low temperature resistant silicone rubber:
The compression set is small, the use temperature range is wide, oxidation resistance, weather resistance, shock resistance, moisture resistance and good electrical insulation properties, as well as low temperature resistance, ablation resistance and radiation resistance.
Low temperature resistant silicone rubber application areas:
It is one of the important materials in the aerospace industry, cutting-edge technology and other sectors of the national economy. It can be used to make various molded and extruded products as cold-resistant rubber in the aviation industry and for ablation, heat aging or radiation resistant parts Seals.