... .Delivery in time DITA Refractory ProductsRefractory brick is a block of refractory ceramic material used in lining furnaces, kilns, fireboxes, ... .Fire Clay Bricks is used for lower parts of regenerators, hot blast stove, furnaces of metallurgic, building material, glass, ferrous ... resultsSize tolerance: allowed to the extent of ±2% or ±2 mm, whichever is greaterHigh Alumina BrickWe also provide high ...