Difference between high alumina brick and alumina hollow bulb

Sunrise Refractory Group has many years of experience in the development and sales of refractory materials. In these years of sales, there is a very common problem. Some customers will ask: high alumina bricks are alumina hollow ball bricks? Then today Sunrise Refractory Company will answer this question for everyone.

 

High alumina bricks and alumina hollow bulbs are not the same product. If you want to know why? Belowing article will give you answer.

High aluminum brick:

 

Aluminosilicate refractory products having a content of Al2O3 (Al2O3) higher than 48%. For example, it is called corundum brick. The Al2O3 content in high alumina bricks is usually divided into three grades: I, etc. - Al2O3 content > 75%; II, etc. - Al2O3 content is 60 ~ 75%; III, etc. - Al2O3 content is 48 ~ 60%.

Alumina hollow ball brick:

Alumina hollow ball bricks are made of alumina hollow spheres and alumina powder as main raw materials, combined with other binders, and fired at a high temperature of 1750 degrees; Al2O3 content is higher than 90%. It is a kind of energy-saving insulation material for ultra-high temperature materials.

 

Sunrise Refractory Co., Ltd. specializes in the production and processing of various standard shaped zirconium bricks, chrome corundum bricks, chrome oxide bricks, sintered chrome corundum bricks, aluminum chrome bricks, silicon carbide bricks, high alumina silicon carbide bricks, mullite silicon carbide bricks. , corundum silicon carbide brick, corundum mullite brick, mullite brick, mullite lightweight brick, alumina hollow ball brick, high temperature kiln furniture, sillimanite brick, andalusite brick and other high-grade refractory materials. If you need refractory bricks, please contact us. We can customize refractory bricks according to customers' requirements and expect to receive your mail.