外文翻譯---用后耐火材料的再生利用-免費閱讀
【正文】 cm 3)顯氣孔率/%13抗冷沖壓力/M Pa1750℃, 3h體積密度/ ( g 用后耐火材料的摒棄不僅是國家自然資源的巨大浪費,而且也是對環(huán)境的污染,不能用的耐火材料危害包括以下的幾種：1）垃圾；2）產生的二氧化硅粉塵引起塵肺?。?）產生放射性的氧化鋯原料；4）產生毒害性的鉻離子；5）耐火纖維制品、石棉致癌性物質；6）從已分解的瀝青樹脂產生揮發(fā)性和熱能的污染。 cm 3)Apparent Porosity/%3232Hot Modulus Of Rupture /M Pa13121312Added ratio of used MgOC brick /%97978080The MgOC brick reproduced was used slag line of 300t ladle and service life reaches 82 heats that contains 20 heats ladle furnace Maxi mum wear speed at slag line is 1128mm /heat, and original MgOC brick is 1140mm /heat Therefore, the performance of the reproduced MgOC brick reaches level of original MgOC brick .Tab2 Properties of magnesiachrome bricks reproduced MgO60 Cr 2O318 180℃, 24hBulk density/ ( g 外文資料翻譯Reuse and Reproduction of Used RefractoriesThe paper analyzed the recycle condition and developing trend of used refractories in China and other countries, including research achievement of recycles of used refractories such as MgOC bricks, Al2O3MgOC bricks, Al2O3SiCC castable and MgOCr2O3 bricks. Recycled refractory exhibit the same or
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