1.Alumina industrial ceramic tube have excellent wear resistance and long service life. 2.Alumina industrial ceramic tube have a smooth surface and low friction coefficient. 3.Alumina industrial ceramic tube have low volume density and light weight. 4.Alumina industrial ceramic tube can resist corrosion from various acids, alkalis, and salts, with a hardness second only to diamonds. 5.The thermal expansion coefficient and thermal conductivity of alumina industrial ceramic tube are low, and the working temperature can reach 1700 ℃.