... .<16%,C.C.S>50. Smetal Smetal high quality refractory silica brick-We can supply super quality silica bricks A.P. <16%, C.C ... .-Accept OA, LC, DP, CAD, all these payment terms. -Silica fire brick for hot blast furnace Application:Silica bricks for hot blast ... :≥1600≥1600Thermal expansion , 1000°C,%≤1.26≤1.26 -Silica fire brick for coke oven 1 low alkali and low content of ...