Acid & Heat Resistant Ceramic Brick, Plate, Tube for 8 years ISO9001: ... Non-ferrous Metallurgy, Gansu Chemical Research Institute, Jingdezhen Ceramic Institute, Ministry of Nuclear Industry [PRC] and ... advanced level. Technical specificationPerformanceHeat acid brick/plate /tube Porous ceramic filter brick / plate / tube Packing density (g/m3 ... ×140×1000 Acid & Heat Resistant Ceramic Brick, Plate, Tube