This standard specifies the terms, definitions, classification, shape and dimensions, technical requirements, test methods, quality assessment procedures, packaging, marking, transportation, storage and quality certificates of microporous corundum bricks. This standard is applicable to microporous corundum bricks for blast furnace ceramic cups, and can also be used for blast furnace tuyere, taphole, slag mouth composite bricks, etc.
YB/T 4134-2005 Referenced Document
GB/T 2997 Test method for bulk density,apparent porosity and true porosity of dense shaped refractory products*, 2015-12-10 Update
GB/T 3000 Dense shaped refractory products.Determination of permeability to gases*, 2016-08-29 Update
GB/T 5072.2 Dense shaped refractory products-Determination of cold compressive strength Part2:Test with packing
GB/T 6900 Chemical analysis of alumina silica refractories*, 2016-08-29 Update
GB/T 7320.1 Refractory materials-Determination of thermal expansion (Push rod method)