タイトルまたは説明

Green taphole clay is a new type clay which can be dividend into two kinds: Anhydrous clay and hydrous clay.
Generally, hydrous taphole clay is composed of clay clinker, coke powder and pitch which is used in small-sized blast furnace. While used in large-and-medium sized blast furnace, anhydrous clay is made of high aluminum material with additives like silicon carbide and carbon materials so as to maintain the depth of taphole.