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我国首次生产的400mm×400mm×1250mm 巨型莫莱石结台的碳化硅砖于1991年元月底在郑州通过部级鉴定。它是河南巩县硅碳刚玉制品厂为遵义铁合金厂引进西德的2台50MVA 硅铁大电炉砌筑出铁口而生
China’s first production of 400mm × 400mm × 1250mm giant Mole stone station of silicon carbide brick at the end of January 1991 in Zhengzhou by ministerial identification. It is Henan Gongxian silicon carbide corundum products factory for Zunyi ferroalloy plant to introduce West Germany 2 50MVA ferrosilicon furnace taphole masonry