Refractories T1 Theory
Transcript of Refractories T1 Theory
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MKLOKMMROKL EGPMROGIZ RMCRGJPDR_ EGPMROGIZ PHMDR_
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Rmcrgjtdry Egtmrogis>
7. Oktrd`ujtodk
Phm substgkjms dr jdepduk`s whojh jgk wothstgk` holh
tmepmrgturm `geglm dr spdoiglm grm akdwk gs rmcrgjtdry
egtmrogi. Lmkmrgiiy thm egtmrogis hgvokl sdctmkokl pdokt
grduk` 7=866J grm tmrem` gs rmcrgjtdry egtmrogi.
2. Jigssocojgtodk dc Rmcrgjtdry Egtmrogi
Phmrm grm thrmm `occmrmkt emthd`s dc jigssocojgtodk.
7. Jigssocojgtodk dk thm bgsos dc
tmepmrgturm
(g) Idw rmcrgjtdry egtmrogi hgvokl VJM imss thmk
7=866J
(b) Holh rmcrgjtdry egtmrogi hgvokl VJM crde 73666J
td 7?666J
(j) Zupmr rmcrgjtdry egtmrogi hgvokl VJM edrm thgk
26666J
VJM os Vyrdemtroj Jdkm Mquovgimkt gk` os thm gboioty td
wothstgk` mxpdsurm td mimvgtm` tmepmrgturm wothdut
uk`mrldokl gpprmjogbim mcdregtodk.
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2. Jigssocojgtodk dk thm bgsos dc
jhmeojgi rmsostgkjm
(g) Gjo` rmcrgjtdry egtmrogi whojh hgs rmsostgkjm
tdwgr`s gjo`.
m.l. soiojg, giueokoue soiojgtms.
(b) Bgsms rmcrgjtdry egtmrogi whojh hgs rmsostgkjm
tdwgr`s bgsoj jdepduk`s m.l. JgD, ElD, 2:,`dideotm,
bguxotm mtj.(j) Kmutrgi rmcrgjtdry egtmrogi whojh hgs rmsostgkjm
tdwgr`s gjo`s gs wmii gs bgsms. m.l. jhrdeotm, lrgphotm,
zorjdkog
:. Jigssocojgtodk dk thm bgsos dcjhmeojgi jdepdsotodk
Phos `mpmk`s updk thm gjtugi jhmeojgi jdepduk` thgt
grm usm` whoim prmpgrokl rmcrgjtdry egtmrogi, m.l. Rgw
egtmrogi (egok) cdr rmcrgjtdry.
(g) Zoiojg
2 (b) Giueokoue soiojgtm
2:,2
(j) Giueokg - 2: (`) Eglkmsog ElD
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MKLOKMMROKL EGPMROGIZ RMCRGJPDR_ EGPMROGIZ PHMDR_
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(m)@dideotm>JgEl(JD:)2 (c) Ioem JgD
(l) ^orjdkog 2 (h) Lrgphotm
0. Lmkmrgi Vrdjm`urm dc Egkucgjturokl
Rmcrgjtdry Egtmrogi
Brojas>
Phm vgrodus stmps okvdivm` ok thm prmpgrgtodk dc `occmrmkt
typms dc rmcrgjtdry egtmrogis grm o`mktojgi woth sdem jhgklm
ok thm corokl tmepmrgturm. Phm stmps okvdivm` ok thm
prmpgrgtodk dc rmcrgjtdry brojas grm gs cdiidws>
7. Zmimjtodk dc rgw egtmrogi>
Phm rgw egtmrogi os dbtgokm` crde thm eokms whojh os
gkgiyzm` cdr ots jdepdsotodk gk` thm egtmrogi whojh hgs
rmquorm` jdepdsotodk os tgamk cdr curthmr prdjmss.
2. Jrushokl, lrok`okl gk` pdw`mrokl
Oc thm rgw egtmrogi os ok thm cdre dc stdkm, thmk ot os
jdkvmrtm` oktd segii pomjms woth thm hmip dc ngw jrushmrs.
Curthmr, thm segii pomjms grm pgssm` thrdulh lrok`mrs td
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dbtgok pdw`mr. Phm cokm pdw`mr os prd`ujm` by usokl bgii
eoiis ok whojh thm oepgjt dc thm ordk bgii lovms cokm pdw`mr.
:. Zomvokl>
G somvm, dr soctmr, os g `mvojm cdr smpgrgtokl wgktm`
mimemkts crde ukwgktm` egtmrogi, typojgiiy usokl g wdvmk
sjrmmk sujh gs g emsh dr kmt.Phm pdw`mr crde thm bgii
eoii os pgssm` dvmr thm somvm td hgvm ukocdre sozm dc thm
rgw egtmrogi. Lmkmrgiiy, vobrgtdry dr tubuigr somvms grm
usm`. Phm lrgok sozm dc rgw egtmrogi os oepdrtgkt bmjgusm
jdepgjtkmss gk` pdrdsoty dc thm brojas `mpmk` updk thm
pgrtojim sozm dc rgw egtmrogi.
G bgii eoii,thm `dttm` bduk`gry rdtgtms
gk` hgs igrlm ordk bgiis okso`m whojh curthmr jrush thm
egtmrogi
G somvm
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0. Eoxokl gk` bimk`okl bgtjhms
Phm vgrodus rgw egtmrogis grm wmolhm` gjjdr`okl td bgtjh
sozm. Phmk, ot os eoxm` ok eoxmr gctmr g``okl succojomktgedukt egtmrogi dc wgtmr (updk 26%) gk` bok`mrs.
(Bok`mrs- lue, jmiiuidsm, edigssms, jigy mtj.) Sgrodus
typms dc eoxmrs grm gvgoigbim. Phm goe dc eoxokl os td
prd`ujm hdedlmkmdus bd`y. Phm prdpmr eoxokl woii lovm
bmttmr rmsuits. Phm eoxokl toem `mpmk`s updk ok`ovo`ugi
prd`ujts. @occmrmkt bgtjhms grm glgok bimk` tdlmthmr gk`
g`nust thm rolht jdepdsotodk dc cokgi brojas.
=. Cgbrojgtodk gk` edui`okl> Phm goe dc
edui`okl rmcrgjtdry bgtjhms os td prd`ujm brojas, bidjas,
toims dr spmjogi shgpm whojh jgk bm hgk`m`, pigjm` cdr corokl
gk` subsmqumktiy prdjmssm` td yomi` g pmregkmkt cuiiy
stgbim grtojim. Phm gbdvm bgtjhms jdktgok lmkmrgiiy 0.22%
dc wgtmr. Sgrodus egjhokms grm gvgoigbim cdr edui`okl
purpdsm rolht crde hgk` edui`okl td gutdegtoj edui`okl
egjhokms. Phm prokjopgi okvdivm` ok thm edui`okl os thmprmssokl dc coxm` wmolht dc rmcrgjtdry egtmrogi ok g coxm`
vdiuem (edui`) td gjquorm kmjmssgry shgpm.
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3. @ryokl
Phm `ryokl os jgrrom` dut by mxpdsokl thm edui`m` brojas
oktd thm suk dr by usokl dvmk gt 706d
J. Phm `ryokl osjgrrom` dut td rmedvm sdem edosturm, sd thgt thm brojas
jgk bmjdem hgr`.
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