Casting material, also known as refractory pouring material, is a kind of refractory material made of a certain amount of granular and powder material, with high fluidity, formed by pouring the indefinite shaped refractory material.

Compared with other adventible refractory materials, there are high binder and water content and good fluidity, so the castant is widely used, and the material and binder used can be selected according to the use conditions.It can be used directly into lining or prefabricated blocks by casting or shaking.