改性脱硫灰掺加矿渣粉煤灰制备生态型胶凝材料
Journal of Hebei University of Science and Technology(2009)
Abstract
分析了钢铁企业产生的脱硫灰的特性,通过实验进行了改性脱硫灰掺加矿渣粉煤灰等固体废弃物制备生态型胶凝材料的研究。研究结果表明:钢铁企业烧结工序产生的脱硫灰经高温改性后在制备胶凝材料过程中起到了替代石膏的作用;实验最优配比(质量分数)为粉煤灰4%、改性灰15%、熟料18%、矿渣61%,再适当地辅以掺加激发剂和减水剂,可获得性能良好的具有较高强度的胶凝材料。
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Key words
cementitious materials,fly ash,slag,modified desulfurization ash
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