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XVYԴ_l(f)ca(chn)I(y)l(f)չо

XVYԴ_l(f)ca(chn)I(y)l(f)չо

ˇXI(y)ĬF(xin)⡢ԼʡXVYԴr,ˇXI(y)YԴʽ,XVYԴ_l(f)ҪҕxVÓ輼gđ,l(f)չ߸ֵWƷXa(chn)I(y),Xa(chn)ľCԼXVYԴ÷ʽ,ʡXVX늽XĺCa(chn)I(y)

201012ұDec.2010

396(225)YUNNANMETALLURGYVol  39.No  6(Sum225)

XVYԴ_l(f)ca(chn)I(y)l(f)չо

w  Ⱥ

(ұ𼯈Fɷ޹˾,    650224)

ժ  Ҫ:ˇXI(y)ĬF(xin)⡢ԼʡXVYԴr,ˇXI(y)YԴʽ,XVYԴ_l(f)ҪҕxVÓ輼gđ,l(f)չ߸ֵWƷXa(chn)I(y),Xa(chn)ľCԼXVYԴ÷ʽ,ʡXV  X  늽XĺCa(chn)I(y)

PI~:XV;xVÓ;WƷX;;C

ЈD̖:TF821  īIRa:A  ¾̖:1006-0308(2010)06-0033-04

inYunnanProvince

(YunnanMetallurgicalGroupCo.,Ltd.,Kunming,Yunnan650224,China)

:Thearticleintroducedthecurrentsituationofdomesticaluminumindustry,andthebauxiteresourcestatusinYun  

,tiontechnology,

.

lesofresourcesupplytothealuminaindustryinChinaandforeigncountry,

vinceshallpayattentiontotheapplicationofdesilicicationbeneficia  

addedchemicals-aluminaindustry,

,

bauxiteresource,sothattheperfectindustrialchainofbauxite-alumina-electro  

.t

:bauxite;beneficiationdesilicication;chemicalalumina;red-mud;comprehensiveutilization

ǰ  

҇Xa(chn)XMһ,2009Xa(chn)ܸ_3640ft(ڽĿ),Hγɮa(chn)3200f,ta(chn)2378f,t^Ĵ,ɞһXa(chn),a(chn)ռȫ31  94%2009҇늽XI(y)Ӌ139,ԭXa(chn)_1950f,tHa(chn)1363f,tM1380f,tɞϵһXa(chn)M,a(chn)ռԭXa(chn)35  96%,MռȫM39  97%

(2009ȫ늽Xa(chn)

f,tM3453ft)21o^10a,҇XI(y)(jng)v˚vʷϰl(f)չĕr,XVɄ_s3000ft/a,XVYԴ

*ո:

ؚc,ѳɞ҇XI(y)l(f)չ

ƿi

XVYԴOS,鼰40(j)VI(y)ֹӋ,XVYԴ(Ӵν(jng)YԴƜyYԴ)s550~750|tҪֲ:160~200|t70~100|t190~250|t80~130|tձȺ؅^(q)20~30|tW30~40|t׃ȁͰĴɇăռ烦49%,İIӡ灆ǺKćăռ翂26%҇߅ԽXV̽20  3|,tλ,ӡῂC_8  79|tĿǰȫ_Ҏ(gu)ģ(2|t/a)MӋ,F(xin)XVɝMX

-07-13

ߺ:w  Ⱥ(1970-),,߼̎

201012ұDec.2010

396(225)YUNNANMETALLURGYVol  39.No  6(Sum225)

I(y)100a~150a_Ҫ

[1]

Դֻ֧Xa(chn)5a,еƷλXV_l(f)@Ҫ

҇XV5  94|,tA7  98|,tYԴ_19  14|,tYԴ_27  13|tռ翂2  2%҇XVзֲɽFݡVؑcʡ,ʡЃӋ5  53|,tռȫ93  2%,YԴӋ24  6|t]h,ʹa(chn)X1800ftӋ,҇XVYԴķ޲^20a,ݠ߅ƷλXV_ɷ޲^10a

[2~3]

ʡXVYԴ_l(f)ca(chn)I(y)l(f)չ

1  Ӵ̽XI(y)YԴ

 ƏVxVÓ¼gԸЧеƷλXV

Ŀǰ҇XI(y)a(chn)I(y)朵ĸց,늽XX֮gĮa(chn)ƿiѽ(jng),a(chn)I(y)朵ƿiDXVoh(hun)(ji)Ŀǰ,҇XVYԴχزȫXVYԴdzS,ʡXI(y)l(f)չXVYԴ,ԓԿɳm(x)l(f)չͽ(jng)ȫ򻯵,ͨ^XVYԴȫ򹩑ʡXYԴĹo

ڴđeOMкXVYԴ̽ͬr,ʡȵ̽YԴMгֵ_l(f),؄enjYԴdzеƷλXV_l(f)oc߶ȵPעڿMйI(y)_l(f)XVYԴf,ԭϵVʯAl/Si_5•r,y(tng)Xa(chn)ĵVܺҲ,헼g(jng)ָˌxVݠa(chn)ˇ,Al2O3VļAķă(yu)݌dzͻ

[6]



8·ЇXVM(chung)†302ftĚvʷ߼o,XVMڿ_2328ftӡVMXVռ55%,ɞ҇XVMڵһ󹩑ӡǵڶ󹩑,ռ҇XVM30%ĴAڽuj,^д󲿷Դعɷ޹˾(RioTintoPLC,RTP)WeipaXVI(y)յĔUSɵVI(y)յķf,XV|}ԽԽӄ,ԽԽЇXV׆TXa(chn)̱ԹӡIJXV躬^X^,Ҫӡa(chn)r,ֹܽXVҲһ{bڴ,ЇXa(chn)̺ͽ׆TьĿͶˎ׃ȁ,ǰ׃ȁÿɳ200f300ftXVĿǰ҇Xa(chn)50%هMXV,ԭ^ߵČ,ʹ҇Xa(chn)I(y)Rʽ

[4]

Ŀǰ

Ȳô˹ˇXSa(chn)30ftXVVa(chn)\3,LXI(y)a(chn)50ft

XVxSҲѽ(jng)Ͷa(chn),߀3I(y)MXVxVĿĽO,ʡ횼ӿXVxұgо,YԴľC_l(f)ˮƽͬr,_JRʡXVYԴr,ӴͷXVYԴĿc_l(f),YԴĿɹ̶Ⱥa(chn),ʡXV  X  늽XĮa(chn)I(y)

2  @XI(y)eOWƷXa(chn)I(y)

WƷXжNӵW,طNXںt(y)ˎCеȸ¼gIõV,ʬF(xin)Bm(x)LĄ^緶ȿ,WƷXƷN,a(chn)U,Ŀǰȫ򻯌WƷXa(chn)ռȫXĮa(chn)s10%,ƷN_300Nҡ҇WƷX_l(f),Ŀǰ_l(f)ĻWƷXXs100ƷNҎ(gu),ռ҇ȫXa(chn)Ʒ6%,cˮƽ,߀^IJXI(y)I漰طNXa(chn)ƷҪŽ:1)XV,p؟XVX



ʡXVcc_l(f)ƿi

ʡ^SXVYԴ,(j)ʡdYԴu䰸YϽy(tng)Ӌ,ɽ̽ĵƷλXVԭV14502  4f,t

^,һs45%~55%;V7237ft(:ѷe5644  69f,te1592  62ft),ƽƷλ53  72%(:ѷe53  35%,e55  04%),VXȼs4  64XVҪһˮӲXʯһˮܛXʯ,Al%2O340~48%VʯF20%~30%,FVҪSFVFVFV,⁵VFVJ⁵V,}ʯVҪߎXʯGʯ~Dʯʯĸͷʯ

[5]



ɽXVVƽAl/Sis5,ðݠ߅ƷλXVֱMXa(chn),Y

w  Ⱥ  XVYԴ_l(f)ca(chn)I(y)l(f)չо

V;2),ˮ;3)B(ti)ˮAl2O3,zX,MˮXʯ,p|Xz;4)X,cFͿϴX,џ  -XƬXX߼X;5)ˮXc,AͷӺYXӺY;6)Xc,wҺwXc;7)X}ˮ,ͻ𡢝עͿXcˮ;8)Fcˮ,F}|ˮ;9)Xմ,MgOZrOA12O3;10)ʯ,cʯ;11),cX;12)Ϻ;ۺ

[7]

ȼ:X}XVˮʯȡ

F(xin),ʹúa(chn)@XĔ(sh)ͷNĶ,ѳɞһҿƌWgXI(y)l(f)չˮƽĘ־֮һطNXƷNࡢ;Va(chn)ֵ,_l(f)a(chn)ƷNXXXI(y)Чֶ֮һطNXa(chn)ƷһҪĮa(chn)ƷǷӺY,˼g҇๤I(y)I(y)ͿƌWоښwҺwĸxͻյ,ʯѽ߻߻dwFI(y)ğ䓸пղoϴ·ȻȵÓÓˮÓCO220o70ӺY¼gQF(xin),ӺYgõѸٰl(f)չ,ԓϵϵy(tng)еķӺYx՚е,伃߿_95%,Vڟ䓸t(y)gI

ƷNXЈcV,XI(y)Ma(chn)(jng)@ЩòM,tИI(y)ÑM,Խӹa(chn),@̈́ݱ؏ͽO,ͶYЧa(chn)ӺYʯXX}ˮʯMˮXʯXطNXa(chn)Ʒܺĺܸ,ڄa(chn)ʘOa(chn)@Щa(chn)Ʒ,ȿÚXXVa(chn),ҲXca(chn)ÓxXSÚXMa(chn),oʹa(chn)߻^·,MԴֽa(chn)Ч,a(chn)ɱ,@ǘO(jng)Xa(chn)^̵,ɫ@ͶYOɱ͵ľCЧ,HӢʿҎ(gu)ģܴĶƷNXa(chn)S,ӳa(chn)ϼgl(f)չڅ,ɽ|XI(y)˾һܺõĵ䷶3  3  ݠYԴ

Xa(chn)һ U!,ÿa(chn)1t

X,ta(chn)1~1  5tҪMSiO2CaOFe2O3Al2O3Na2OTiO2K2O,߀Ɯpɷֺ΢ɫٵXVɷݺa(chn)ˇIJͬ,ͬXSŷŵijɷ׃^,ЩкSϡԪغ΢Ԫ,ngQ|ϵԪصҪɷֲڌh(hun)؄eΣ|,h(hun)ΣҪdz฽Һ,Na2O2~3g/L,

[8]

ֵ_13~14,

ȾҪljAȾSXa(chn)ܵIJ

ጷźXVƷλ½,a(chn)cվ,ŷcѴ憖}ѽ(jng)ɞXI(y)(ji)ܜpźͭh(hun)^۵Ć}ĿǰXSó()񷨴ŻÓˮɻ̎,Hռr,Ⱦh(hun),ڝ[,߀ʹеóɷֲܵõ

ʡ̽XV,ɽXVF_20%,TiO2_3%,Ʒλ0  005%,承2463  64,t@ЩٶKM뵽ǰ댧wҪԭ,ϡϡɢ,δl(f)F(xin)្扵ĵV,Ŀǰϼs90%ĽXa(chn)^ȡFɽXҪЃrս,ĺFs33%ϡҪĺFVFVSFVFVRFVFV,FVcһˮӲXʯͬһgȺ,߾񳣔(sh)ஔ,FVcһˮӲXʯͬÓQ,XxÓQFVеFexӶMFV,,γɽMɞFe1-xAlOOHXFVFVڰݶߜظ߉lȻyܳ,ͬrFVи߷ɢ,ʹóij͉s׃,ɉAXĸҺpʧXFV250 ,ʯҵėl,D׃?yu)FV,ͬrܳXFVеXFVڿԉAҺг¼ɰl(f)ֽ,Fe(OH)2Na2CO3,ɵFe(OH)2MһFe2O3Fe3O4XVܳr,SFVҲܽXcҺ,cccʹFVFVڟoCaOڕr,XVܳ^вc,ֱMࡣCaOڕr,FVֽ,ˮʯʯ,FFe(OH)3M

[9]

,SŸ

FVYԴݽ,_l(f)FVͺFVoFVĹ汻ܵҕ,ˌF(xin)

ɽXFĮa(chn)I(y),Ҫđ(zhn)x

ڵijFVxVa(chn)һxˇ,Ҫ̭CxxVCxVCu,xV̎С,xVƷλʵͶṷ̽гFVĿx,Ⱥ˸xxYx}Ӹݶȴxȷ˴Č򞡣ͨ^YMз^,}ӸݶȴxMгFVķx,xFVƷλ_56%,_90%,ɞ鮔ȰݠFҪˇ֮һ

PڳľCÆ},M˴ԇо,SՓĈľC÷ʽc仯WɷP,cXa(chn)ˇPY“(lin)Ϸa(chn)ˮѹI(y)a(chn),҇ɽ|ֹ˾ͺϷֹ˾óa(chn)}ˮ,Ýa(chn)ˇ,óճa(chn)ˮ,dzCõ^ɹķóa(chn)ˮ珊ߡ}gԏڼ?ji)BԺˮ͡ӲcÑAˮ˜˜ʵij_,ˮຬA˜Ҫ(NaO2 K2O)<0  6%,ˮa(chn)г̶ܴܵȵӰ,SÑעˮຬA|ܱCȵҪ,͉AˮЈڰݶ,ڽFұմͻϵȷđо^,@_l(f)Ͷ߀ܱ⌦߀ԭ۟C̎ݶM˶о,ƶ˶Nˇ,֮һóúۺʯʯɵĠtڻDGM߀ԭY,õ,늠tMһM߀ԭ,F߀ԭ^ԼF͠tķxõX}tԄӷۻ,̼cܳ,XcҺcݶҺϲ,(jng)xϴĚ

[10]

a(chn)ˮԭ

4  úYԴʡXI(y)Ŀ

m(x)l(f)չ

Ŀǰ,ȫa(chn)X27,XVҪȫMڵćҾ10Xa(chn),XVȫM,XI(y)˾Ŀǰȫ40|tXVYԴ,䃦XVɾS100;ôXI(y)˾ĿǰҲ10|tXVYԴ;_˹XI(y)2001_ʼҲӾo׃ȁ͹灆XVĿ,@ý3|tXV_əʡXI(y)ҲҪHЈ^,¸ҵ߳ȥ,@ȡXVYԴ

XVYԴS|(yu)ֲo_l(f)XVYԴԲȡNʽһ,MڇˮXʯV,ڇȏSðݶa(chn)X,ɫ@ܺĵAĵ|õĮa(chn)ƷҲ԰ˮXʯcһˮӲXʯʹ,ܳӵVܳ,@һgQ֮ ӵV!g,һˮӲXʯݶܳl(f)20%ˮXʯV,֮ܳa(chn)ʿ19%,(ji)11%,a(chn)(ji)Ч@,XI(y)߳ȥ,XVYԴSć,@ȡXV̽VL_ə,ԱχXVķ(wn),XVúˮYԴlõć,OXSڰl(f)չѴXI(y)ͬr,߀XͻϵȮa(chn)I(y),ԏaXYԴIJ

Y  Z

҇ѽ(jng)l(f)չɞXa(chn)XMһ,ԭ50%هMXV,@NܸߵČ,ʹ҇XI(y)R(zhn),XI(y)횏YԴȫĽǶȳl(f)ͽȫXVYԴc_l(f)îa(chn)I(y)l(f)չ(zhn),ʡ^(q)λ(yu),c|ρXVYԴ_l(f),ʡXI(y)YԴ(zhn)ԃ,ÇXYԴwҎ(gu),ӏXVYԴĹc_l(f)ӿƏVxV¼gĹI(y),ЧõƷλVʯ,µĹˇgcb,XVYԴĿɹͱϳ̶,߶ҕxF¼g¹ˇP,F(xin)F扵Įa(chn)I(y),ͬrWƷXȸ߸ֵa(chn)I(y)İl(f)չ,F(xin)ʡXI(y)ٳm(x)l(f)չīI:

[1].XVXI(y)İl(f)չڅ[J].p,

,

(6):47-49.

[2]º.҇XVYԴ_l(f)cõ̽ӑ[J].Va(chn)

c|,2002,16(5):313-315.

[3],.҇XVYԴ_ɼgC[J].p

,

(6):5-6.

(D48)

 

5ʾA΁:ľc;

(a)ѼyκѼy(b)ѼyĔUչ

ھĹcw̎κ,ڑѼyĸγƽ滬Ǝ,Ѽyļ˴ٰl(f)

ˌ\;(c)ѼyγѼy@^\,^

D5  TB(ti)VϽ׃^еĔљC

[4]

[4]

c;dľ,MһUչֱ

5  Fracturemechanismofcastmagnesiumalloy

Y  Z

SDyԪغ,ϽȎ׺ֱ,ҲӲ̫@,׃ͽ@׃@SDy

ԪغӺϽ𹲾,ӌºϽԽֻҪҵDyԪںϽеѺ,Mg-Dy-NdϽ䓲ҲпܵՓĵоYּڞ@NϽMcSϡԪDy׃Ҏ(gu)ṩָ,pMgϽٽY䁉|īI:

[1],,ϼ,.SO2-O2-ZrO2ͺϹw4/Si

߻  -ϩˮϷ[J].,178-180.

[2]Neqish,iNishimura,Kiryuu.

,-63.

[3]Lorimer,Apps,Karimzadeh.

,

erformanceofMg-279-284.

[J].Materials

,419-422,

[4]KimDoctorEffectofNdAdditionsontheMicrostructureandMicro  

castAZ91-XMagnesiumAlloys[J].Meta.lMater.Trans.A,1998,29A,1221-1235.rareearthmetalalloy[J].

richLightMeta,l

,

(2):

heavy

,

(3):

D3TB(ti)Mg-Dy-NdϽò

DN73KϽڵƬ(D3(a)),ԓϽѼyUչҪʽ^l(f)F(xin),ڔ̎^쵽 !,һJԴڶѼyΠ,ڽ_Ѻؾ_еľֲ׃αJӵγɵԭ,Ҳ˰cѼyǰγɌ\“(lin)ϵ,UչĽ,\r،\a(chn)ֲ, !Ǵ˾ֲѼycѼye܉EMһ^l(f)F(xin),ؾ̎߀Կ΢Ѽy,@ЩԴھɈD4(a)Կ,׃^΢Ѽy(yu)ؾγ,SѼyγɺL,λe򾧃,ͬr,ڸľдČ\,ؽUչĽ,\ra(chn)ֲ,Ķγ !SϡDyԪغ,ӌºϽԽ,ĶʹDN103KϽ\(sh)p,@

TB(ti)Mg-Dy-NdϽ^l(f)F(xin),Ѽy(yu)ؾ繲cwĽγ,Ѽyγ֮Խķʽ򾧃ȔUչ,љCÈD

(Ͻӵ36)

[4]ꐽk.҇XI(y)l(f)չ(zhn)Ե˼[J].ɫ,

[5]R.ЇXI(y)l(f)չĭh(hun)cҎ(gu)[C].

HXI(y)ӑՓļ,.2002.

[6]Ԋ.Xa(chn)ˇ[J].:WI(y)

,2006.

[7]Ζ|÷.PطNXl(f)չ̽ӑ[J].ɫ,

.lBAuxlINE:ANewpro  

[8]_,,ƽF.XSCõ¹ˇ

[J].ЇVI(y),2002,[9]ValerieMARTINENT-CATALOT,

,l2002,125-131.[10]LvanAnich,

.lTheAluminaTechnologyRoadmap[J].

,2002,193-198.

[J].

 

Aڭh(hun)Ƽ޹˾ɽдџX\ИI(y)I(y)Kџͷ۠32580010001250Ŀ a(chn)50-500ÿa(chn)ɼgD׌ɳOa(chn)Ʒ

Aڭh(hun)Ƽ޹˾I(y)YԴáߎXИI(y)a(chn)ĻDG\Dʿ10%a(chn)5%10%ܺĽ20%a(chn)_50-500t/dӹ(ji)ܭh(hun)ֱԃ18637113703(΢̖ͬ)Aڭh(hun)Ƽ˾\գSrgӭǰ텢^!

I(y)ۺ
1ǰ҂ṩԔĮa(chn)ƷBӰĿԸ(j)͑̎Ҫ]męCͲԔĈrͬr߀ṩPڏSa(chn)܇gC\РB(ti)ҕl͑^
2͑†ԺAڼg̎Ҫȥ͑F(xin)̽Ԕš̲ÈDԼAD
3҂SrņTҕl͸M͑Oa(chn)MO
4OSǰ҂ԇC\24СrṩԔęzySͬOxl(f)؛
5O䵽_F(xin)҂Mۺ󹤳̎_F(xin)ؓ؟͑b{ԇֱOa(chn)ؓ؟ӖˆT͑ȫa(chn)ɻع˾

 


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