Extreme Heat? No Problem! These Materials Can Withstand High Temperatures

The development of high-temperature technology has brought about a revolution in the world of materials science. With the continuous increase in the demands for high-temperature materials， various new materials have been developed and widely used in the high-temperature industry. One of them is ceria-based materials， which has been widely used in the high-temperature industry due to its excellent properties， such as high specific strength，good thermal conductivity，high resistance to thermal shock，good chemical stability，etc.

Ceria-based materials are mainly composed of ceria and iron oxide. The ceria component plays an important role in the high-temperature properties of ceria-based materials， and the content and structure of ceria are the key factors affecting the properties of ceria-based materials. Compared with pure ceria， ceria with higher iron oxide content and finer structure has better high-temperature properties.

The main application areas of ceria-based materials include high-temperature furnaces， high-temperature drying ovens， high-temperature melting furnaces， super high-temperature steelmaking furnaces，etc. Among them， ceria-based materials are widely used in the high-temperature furnaces and kilns. They can withstand high temperatures up to 1600 ℃， which is much higher than that of mullite bricks.

Compared with traditional refractory materials，ceria-based materials have the advantages of high specific strength，good thermal conductivity，high resistance to thermal shock，good chemical stability，etc.， which are more suitable for use in high-temperature furnaces and kilns. In addition， ceria-based materials are also more environmentally friendly， which is an important consideration in the high-temperature industry.

Although ceria-based materials have many advantages， they still have some problems that need to be solved. For example， when exposed to high temperature for a long time，ceria-based materials may decompose and lose their activity. Therefore， in actual production and use， it is necessary to take special measures to protect ceria-based materials from excessive heating， in order to ensure the stability and safety of the high-temperature equipment.