Advantages and disadvantages of cement brick Advantages and disadvantages of traditional red brick and hollow red brick

Red bricks are made of clay, shale and coal gangue. Through crushing, mixing and kneading, and then through manual or mechanical pressing. Ordinary red bricks are red in color and sometimes dark black, which are used as wall materials. Cement brick is a new wall material made of fly ash, coal cinder and coal gangue as the original main raw materials and cement as the coagulant without high temperature calcination.