CHECKER BRICK FOR HOT BLAST STOVE

摘要

A checker brick, in particular for hot blast stove, has a top surface and an opposite bottom surface, wherein a plurality of through passages extend from the top surface to the bottom surface for allowing fluids to circulate through the checker brick, partition walls being formed between neighbouring through passages. According to an aspect of the invention, the through passages have a cross-section based on a hexagonal shape having alternating convex and concave sides.