High temperature resistant coating is a special material that can maintain stability and functionality at extreme temperatures. Here are some common high-temperature resistant coating products:
Ceramic based coatings, such as alumina and zirconia, have extremely high melting points and good thermal stability, and are commonly used in the aerospace and automotive industries.
Silicon based coating: Silicone resin coating can withstand high temperatures and has good electrical insulation performance, suitable for the protection of electronic components and wires and cables.
Polyimide coating: This polymer coating has excellent heat resistance, chemical stability, and mechanical strength, and is commonly used for the protection of semiconductors and circuit boards.
Phosphate coating: A coating formed by a phosphate chemical reaction, which can provide good heat resistance and corrosion resistance, suitable for protecting metal surfaces.
Metal based coatings, such as nickel based and cobalt based alloy coatings, are applied to the surface of components through thermal spraying technology to improve high temperature resistance and wear resistance.
Silicon carbide coating: Silicon carbide is a superhard material with excellent high temperature and corrosion resistance, suitable for industrial applications in extreme environments.
Graphite coating: Graphite has good thermal conductivity and high temperature resistance, and is commonly used as the lining of high-temperature furnaces or as a thermal interface material.
When choosing a high-temperature resistant coating, factors such as the temperature range of the application environment, chemical corrosiveness, mechanical stress, and cost need to be considered. Different application scenarios may require different types of high-temperature resistant coatings to meet specific performance requirements.

Room termperature curing polysilazane, pls check IOTA 9150, IOTA 9150K. 
High termperature curing polysilazane, pls check IOTA 9108, IOTA 9118.