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Hydrothermal+Characteristics+of+Blended+Cement+Pastes+Containing+Silica+Sand+Using+Cement+Kiln+Dust+.pdf

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474 .T M乱er Sci.1■c}lnol,、b1.L8 Nn 5 2002 FroIfl the anaIysis above,it can hP seen that Lhe rPsults of EIS a11alys诘i5 consistent with th rPsults of pol;lrization Acknou,Jef把ernent rh】s work has been carrjed out with恤e support of the Chjnes。 PostdocLoral sfienfe nlnd and Lhe speci出Funds for曲e Major statP Basi(ResParch Projects REFERENf卜=S %矗X冀?j?兀1 nR Ar“m’帅6-nR儿=M创挑n”删 『2]D R Arnott.B R.w H1nTnn and N E Rvan: (b”osj(m,1 989, 哇5.】2 [3]B R w HmLoll.D R ArnotL afld、F.Ryan:MalP,抽k胁rum, 1986,9.162 14 F Manskld.S.Lin,s Klm aJld H.shih: (bJT∞jon,1 989、45. 61 5. 』5]F MaIl8小ld,s Llll,K Kj㈣d H.shj|l:fhr阳 斯j,1087,27, 907 【6]FM唑啪‰Yw∽g¨d H‰‰。,Ffectrorhcm so(,199l 138.It74 [7】卜Ma11sfeld Y wa”g and H.sh】h:FJ”£roch。删j㈨j Ama,1992, 37.2277. 18]B R w.11jnLon and D.R.A rnc)tt: ~ia£e,^us£mj孙,1987,19, J8 『9]x Yu.eca0 and z.、铀:‘Ⅵa rer s吐Lc“2(}oo,10,1007 【101 x Yu.c.Yan and c.ca0:铂以&凸ao抽g丁打^,subm№d Hydrothermal Characteristics of Blended Cement Pastes Containing Silica Sand Using Cement Kiln Dust as an ActiVator S÷A.Ab£pEl.EneiIt and FlEl—Hosinv Fjaculty of Science,Ain Sh枷s 0niversity,Abbassia-Cairo,Egyp‘ E.ELS血jmy and ZA.0sman B1lildjng Research Center,P O.Box 1770,Cairo,Egypt [M aI】1lscript rPceived september 26,2001,in re“sed form october 19,2∞ 只 The hvdrothermal reactivitv of s川ca sand was studied u蛳ng ce丌1ent kjln dust fCKD)as an activator in addition to the Por七land cement fraction of日一Karnak cement(a bIend of ordinary PonIand cement and ground sand) AutocIaved E1.Karnak cement pastes were studied at 0re链ures of 0 507.1 013 and 1 520 MPa of铂tu rated steam with resDect to thel rcompressive stren对h. “netics of hyd rothermaI reactlon and the phase compositIon of the formed hyd rat凸 The role of CKD Jn afFecting the physicochemical and mechanicaI properties of EI—Karnak cement pastes was studied by autocIa““g of several pastes containing 5,7 5.10 and 20%cKD at a pressure of 1m3 MPa of satu rated steam cKD was added either as a raw cKD(unwashed)or after washinR with啪ter(washed C
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