【摘要】 YJD 90棕刚玉低水泥浇注料具有Al2 O3含量高、显微气孔率低、耐熔蚀及热稳定性好等特点。将其用于波伦法微碳铬铁化渣炉炉盖 ,与普通水泥浇注料炉盖相比 ,可使炉盖使用寿命由3～ 5天提高到 2 5～ 30天 ,减少了热停炉 ,具有一定的经济效益更多还原

【Abstract】 YJD 90 brown boule has characteristics of high Al 2O 3 content,low micro porosity,corrosion resistance and better thermal stability etc..The appllication to furnace cover for smelting LC ferrochromium slag can prolong cover′s service life from 3～5 days to 25～35 days contrasting with the general cement casting material,reduce times of hot shut out and achieve economic benefit.更多还原