What is the Alumina Content of High Alumina Refractory Bricks?

High alumina refractory bricks are also called high alumina fire bricks, or high alumina bricks. Generally refers to refractory bricks with high alumina content. Therefore, sillimanite bricks can also be called high alumina bricks. From the perspective of aluminum content, mullite bricks can also be called high alumina bricks. What is the alumina content of … Read more