... and so on.Chemical & Physical Specification IndexAl electrolysis cell blockKiln furniture brickPipeSIC, % ≥727070Si3N4, % ≥202020Fe2O3, % ≤0.70.70.7Bulk Density, g/cm3 ... wall Electrolyzer cell chemical-industrial reaction pot.2, Used as Kiln shed board, slide push board, sagger, Tuyere combined bricks.3 ...