滑板再生料制備鐵水罐內(nèi)襯用耐火材料.pdf

1、武漢科技大學(xué)碩士學(xué)位論文滑板再生料制備鐵水罐內(nèi)襯用耐火材料姓名：彭耐申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：顧華志20110604第1I頁(yè)武漢科技大學(xué)碩士學(xué)位論文AbstractWiththeintroductionanddevelopmentofhotmetalpretreatmenttechnologytherequirementsofrefractoriesusedintheliningofirontankarebecomingh

2、igherandhigherRefractoriesusedintheliningofirontankarestudiedthroughtwomajoraspectsinthispaperFirst，preparationofunburnedA1203一SiC—CbricksbyreclaimedslideiSresearchedExperimentsinthispartusedreclaimedAMCslideasmainrawmat

3、erials，whileaddingacertainnumberofSiC，graphiteandaluminaphenolicresinandaluminumdihydrogenphosphateasbindersrespectivelyEffectsofparticlesizedistribution，differentkindsofgraphiteanddifferentkindsofbindersonpropertiesofA1

4、203SiCCbrickaresdudiedinthispartAndonthisbasis，effectsofaddingsmallamountsofpyrophylliteonpropertiesofA1203SiCCbrickarefurtherstudiedTheresultsshowthatwhentheCOarseparticleaddedby45％，themiddleparticleaddedby20％andthefine

5、particleaddedby35％，thespecimenachievethemostcloselypacked；ThepropertiesofspecimensaddedflakegraphitearebeRerthanthatofspecimensaddedgraphiteelectrode；thephysicalperformanceandslagresistanceofthesamplebondedwithphenol—for

6、maldehydeisbeaerthanthespecimensbondedaluminumdihydrogenphosphate，buttheoxidationresistanceisworseWhentheaddedamountofpyrophylliteis2％。theapparentporosityofsampleisthelowest，thebulkdensityisthehighestthestrengthisthemaxi

7、mumandtheoxidationresistanceatI000Cisthebest；Whentheaddedamountofpyrophylliteis4％，theoxidationresistanceofsampleat1200℃isthebest，theslagresistancebeCOmeworsewiththeadditionofpyrophylliteincreaseInordertoreducetheCOsts，th

8、epreparationofunburnedpyrophylliteSiCCbricksbyreclaimedslideisstudiedinthesecondpartExperimentsinthispartusedreclaimedAMCslide弱mainrawmaterials，whileaddingacertainamountsofpyrophyllite，siliconcarbide，graphiteandextragrad

9、ebauxiteclinkerphenol—formaldehydeandaluminumdihydrogenphosphateasbindersrespectively111eresultsshowthat，theslagerosionresistanceofspecimensbondedwithtwokindsofbindersfirstincreaseandthendecrease，whentheaddedamountofrecy

10、cledslidematerialis20％，theslagresistanceofspecimensisworstW池theadditionamountofreclaimedslidematerialincrease，thestrengthatroomtemperatureofsamplebondedwimphenolicresinincrease，buttheoxidationresistancebecomeworse；streng

11、thsofatroomtemperatureandhightemperatureofsamplebonded麗maluminumdihydrogenphosphateincrease，strengthatmiddlelittletemperaturechangeslittle，oxidationresistancebecomesworseComparedtwokindsofspecimens，thephysicalperformance

12、andslagresistanceofthesamplebondedwithphen01formaldehyderesinisbetterthanthespecimensbondedaluminumdihydrogenphosphate，buttheoxidationresistanceisworseKeywords：Reclaimedslidematerials；unburnedA1203SiCCbrick；unburnedpyrop