What are bricks made of? Bricks are raw materials.

Bricks are made of clay. Brick is a rectangular stone used for building walls, made of clay, mostly red, commonly known as red brick and blue brick.

2. Brick is the most traditional masonry material. From clay as the main raw material, it has gradually developed to the utilization of industrial wastes such as coal gangue and fly ash, and at the same time, it has developed from solid to porous hollow, from sintering to non-sintering. China standard clay brick size is 240* 1 15*53mm.