Alumina bubble brick is mainly composed by alumina bubble and alumina powder. The max operating temperature can be up to 1800 centigrade. Low bulk density, high mechanical strength and long service life make it widely used as linings out of touch with liquid in high temperature furnaces as petrochemical industry, metallurgical industry, and carbon black industry.
Physical properties and chemical composition
Bulk Density g/cm3
Cold Crushing Strength Mpa
0.1Mpa Refractoriness Under Load T0.6 °C
Permanent Linear Change On Reheating
20-1300°C Thermal Expansion % (x 10-6)
Thermal Conductivity(Average 800°C) W/(M.K)
Max Service Temperature °C
Packaging & Shipping
1.We offer free of charge samples.
2..We give suggestions to customers according to your specific requirement to extend the service life of your kiln and save money for you.
3.We pay much attention to the production procedures and testing.
4.We offer good after-sale service.
Brief Introduction of Sunrise
Zhengzhou Sunrise Refractory Co., Ltd. is mainly engaged in the production and development of refractory
materials for glass , petrochemistry, metallurgy, construction and nonerrous metal industries. Our main