Application of Magnesite—Chrome Snorkel Brick at 300t RH Furnace of Baosteel  

作　　者：SHIYuanfen HUADawen 

机构地区：[1]LuoyangRefractories（Group）Co.Ltd.,Luoyang,Henan471039,China [2]BaoshanIronandSteel（Group）Complex,Shangha

出　　处：《China's Refractories》1998年第1期36-38,共3页中国耐火材料（英文版）

摘　　要：Appliction of MgO0-Cr2O3 brick composed of MgO>72%,Cr2O3>14.8%-168.69%,with porosity 13%-14%,compressive strength 33.0-43.8 MPa, flexure strength 11.9-16.5 MPa and refractoriness under load ≥1750℃ in an assemble snorkel of 300t RH furnace in Baoskhan Iron & Steel Company (Baosteel)Showed good results of average service life of 106.6 heats,maximum 119 heats.Petrologi-cal analysis and visual examination were also done to the residual brick to investigate the wear mecha-nism.

关 键 词：氧化镁 三氧化二铬 300t洛氏硬度 通气管 宝钢 炼钢炉 连通管 

分 类 号：TF748.05[冶金工程—钢铁冶金]