A refractory material which is a mixture of refractory aggregates and powders, binders and admixtures. It is used in the lining of thermal equipment, and without firing process. Compared with refractory bricks, it has the characteristics of simple process, energy saving, low cost and easy mechanized construction. It is better to use on some thermal equipment than refractory bricks. They have not a fixed shape and can be made into a paste, a paste and a loose form. These materials can be used to form a seamless joint structure.