-22-第45卷第6期非金属矿Vol.45No.62022年11月Non-MetallicMinesNovember,2022一种垃圾焚烧飞灰解毒渣制备砂浆墙板的研究吴昊邓跃全*叶刚李敏邹威亮曾洁徐伊琳(西南科技大学材料与化学学院,四川绵阳621010)摘要利用垃圾焚烧飞灰解毒渣制备砂浆和墙板,对其安全性能进行评价。结果表明,随着水泥增加,飞灰解毒渣减少,砂浆和墙板的抗折、抗压强度和容重均逐渐增加,当水泥加入量为40%,飞灰解毒渣为60%时,砂浆的抗折、抗压强度和容重分别达到2.526MPa、12.18MPa、1386kg/m3,满足GB/T25181-2019中DM10.0级、DP10级要求;当水泥加入量为40%,飞灰解毒渣为30%,石英砂为30%时,砂浆抗折、抗压强度和容重分别为4.642MPa、19.23MPa、1692kg/m3,强度能达到GB/T25181-2019中DM15级、DP15级要求;当水泥加入量为50%,飞灰解毒渣为45%时,墙板的抗折、抗压强度和容重分别为2.536MPa、8.37MPa、1166kg/m3,能够满足JC/T169-2016要求;砂浆和墙板中Cd、Cr、Cu、Pb、Zn的浸出质量浓度均远低于GB5083.3-2007要求,安全性好。本研究为垃圾焚烧飞灰处理提供了一种新的途径。关键词垃圾焚烧飞灰;解毒渣;砂浆;墙板;安全性中图分类号:X799.3;X75文献标志码:A文章编号:1000-8098(2022)06-0022-04StudyonPreparationofMortarWallboardwithaKindofDetoxificationResiduefromWasteIncinerationFlyAshWuHaoDengYuequan*YeGangLiMinZouWeiliangZengJieXuYilin(SchoolofMaterialsandChemistry,SouthwestUniversityofScienceandTechnology,Mianyang,Sichuan621010)AbstractThemortarandwallboardwerepreparedfromflyashdetoxificationresidueofgarbageincinerationandtheirsafetyperformancesevaluationwerestudied.Theresultsshowthatwiththeincreaseofcementandthedecreaseofwasteincinerationflyashdetoxificationresidue,theflexural,compressivestrengthandbulkdensityofmortarandwallboardgraduallyincrease.Whenthecementcontentis40%andthewasteincinerationflyashdetoxificationresidueis60%,theflexuralandcompressivestrengthandbulkdensityofmortarcanreach2.526MPa,12.18MPaand1386kg/m3,whichcanmeettherequirementsofDM10.0andDP10inGB/T25181-2019;Whenthecementcontentis40%,theflyashdetoxificationresidueis30%,andthequartzsandis30%,theflexural,compressivestrengthandbulkdensityofthemortarare4.642MPaand19.23MPa,1692kg/m3,thestreng...