company news about Distinguishing quality of refractory brick

See a piece of refractory brick, we first see its color appearance and surface smoothness, when the quality of refractory brick is not good will cause the surface smoothness is poor, resulting in refractory brick strength is not enough. The degree of uniformity of the color appearance of refractory brick reflects the refractory bricks in the production of raw material is mixed uniformly, the material uneven distribution caused by refractory brick strength distribution uneven thereby reducing the refractory brick overall strength and service life.