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绝热性好、耐侵蚀的连续铸钢水口日本品川耐火材料公司生产的这种连铸机水口有下列两种耐火材料：（１）多孔Ａｌ２Ｏ３料（粒度０．１～１．０ｍｍ，孔隙尺寸１０～５０μｍ）２０％～６０％，易热压结的Ａｌ２Ｏ３料（如煅烧Ａｌ２Ｏ３料）１０％～３０％，石墨２０ｗｔ...
Thermal insulation, erosion-resistant continuous casting nozzle Japan’s Shinagawa Refractory Corporation produced this continuous casting nozzle has the following two refractory materials: (1) porous Al2O3 material (particle size 0.1 ~ 1.0mm, pore size 10 ~ 50μm) 20% ~ 60%, easily hot-pressed Al2O3 material (such as calcined Al2O3 material) 10% ~ 30%, graphite 20wt ...