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XVYԴ_l(f)ca(chn)I(y)l(f)չо

XVYԴ_l(f)ca(chn)I(y)l(f)չо

(jin)ˇ(ni)XI(y)ĬF(xin)⡢(ni)Լʡ(ni)XVYԴr,ˇ(ni)XI(y)YԴʽ,XVYԴ_l(f)ҪҕxVÓ輼g(sh)đ(yng),l(f)չ߸ֵW(xu)ƷXa(chn)I(y),Xa(chn)ľCԼ(du)XVYԴ÷ʽ,(gu)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𼯈F(tun)ɷ޹˾,    650224)

ժ  Ҫ:(jin)ˇ(ni)XI(y)ĬF(xin)(ni)Լʡ(ni)XVYԴr,ˇ(ni)XI(y)YԴʽ,XVYԴ_l(f)ҪҕxVÓ輼g(sh)đ(yng),l(f)չ߸ֵW(xu)ƷXa(chn)I(y),Xa(chn)ľCԼ(du)XVYԴ÷ʽ,(gu)ʡXV  X  늽XĺCa(chn)I(y)

P(gun)I~:XV;xVÓ;W(xu)ƷX;;C

ЈD̖(ho):TF821  īI(xin)(bio)R(sh)a:A  ¾̖(ho):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)XM(fi)һ,2009Xa(chn)ܸ_(d)3640ft(ڽ(xing)Ŀ),(sh)Hγɮa(chn)3200f,ta(chn)2378f,t^Ĵ,ɞһXa(chn),a(chn)ռȫ31  94%2009҇늽XI(y)Ӌ(j)139,ԭXa(chn)_(d)1950f,t(sh)Ha(chn)1363f,tM(fi)1380f,tɞϵһXa(chn)M(fi),a(chn)ռԭXa(chn)35  96%,M(fi)ռȫM(fi)39  97%

(2009ȫ늽Xa(chn)

f,tM(fi)3453ft)21o(j)^10a,҇XI(y)(jng)v˚vʷϰl(f)չĕr(sh),XVɄ_(d)s3000ft/a,XVYԴ

*ո:

ؚc,ѳɞ҇XI(y)l(f)չ

ƿi

XVYԴOS,鼰40(g)ҡ(j)VI(y)ֹӋ(j),XVYԴ((ch)Ӵν(jng)(j)YԴƜy(c)YԴ)s550~750|tҪֲ:160~200|t70~100|t190~250|t80~130|tձȺ؅^(q)20~30|tW30~40|t׃(ni)ͰĴɇă(ch)ռ烦(ch)49%,İI灆ǺKćă(ch)ռ翂(ch)26%҇߅ԽXV̽(ch)20  3|,tλ,ӡῂC(sh)(ch)_(d)8  79|tĿǰȫ_Ҏ(gu)ģ(2|t/a)M(jn)Ӌ(j),F(xin)XV(ch)ɝMX

-07-13

ߺ(jin):w  Ⱥ(1970-),,߼(j)̎

201012ұDec.2010

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

I(y)100a~150a_Ҫ

[1]

Դֻ֧Xa(chn)5a,еƷλXV_l(f)@Ҫ

҇XV(ch)5  94|,tA(ch)(ch)7  98|,tYԴ_(d)19  14|,tYԴ(ch)_(d)27  13|t(ch)ռ翂(ch)2  2%҇XVзֲɽFVؑcʡ,ʡЃ(ch)Ӌ(j)5  53|,tռȫ93  2%,YԴ(ch)Ӌ(j)24  6|t]h(yun)(ch),ʹa(chn)X1800ftӋ(j),҇XVYԴķ(w)޲^20a,ݠ߅ƷλXV_ɷ(w)޲^10a

[2~3]

ʡXVYԴ_l(f)ca(chn)I(y)l(f)չ

1  Ӵ̽XI(y)YԴ

 ƏVxVÓ¼g(sh)ԸЧеƷλXV

Ŀǰ҇XI(y)a(chn)I(y)朵ĸց,늽XX֮gĮa(chn)ƿiѽ(jng),(g)a(chn)I(y)朵ƿiD(zhun)XVoh(hun)(ji)Ŀǰ,҇XVYԴχ(yn)زȫXVYԴdzS,ʡXI(y)l(f)չXVYԴ,(yng)ԓԿɳm(x)l(f)չͽ(jng)(j)ȫ򻯵,ͨ^XVYԴȫ򹩑(yng)ʡXYԴĹo

ڴđeOM(jn)кXVYԴ̽ͬr(sh),(du)ʡ(ni)̽YԴM(jn)гֵ_l(f),؄enj(du)YԴdzеƷλXV_l(f)oc߶ȵP(gun)ע(du)ڿM(jn)йI(y)_l(f)XVYԴf,(dng)ԭϵVʯAl/Si_(d)5•r(sh),y(tng)Xa(chn)ĵVܺҲ,(xing)g(sh)(jng)(j)ָ(bio)(hu)xVݠa(chn)ˇ,Al2O3VļAķă(yu)(sh)dzͻ

[6]



8·ЇXVM(jn)(chung)†302ftĚvʷ߼o(j),(dng)XVM(jn)ڿ_(d)2328ftӡVM(jn)XVռ55%,ɞ҇XVM(jn)ڵһ󹩑(yng)ӡǵڶ󹩑(yng),ռ҇XVM(jn)30%Ĵ(du)Aڽuj,^д󲿷Դعɷ޹˾(RioTintoPLC,RTP)WeipaXVI(y)(w)ĔU(ku)SɵVI(y)(w)ķf,XV|(zh)}ԽԽӄ,ԽԽЇXV׆TXa(chn)̱ԹӡIJXV躬^X^,Ҫӡa(chn)r,ֹܽXVҲһ{bڴ,ЇXa(chn)̺ͽ׆TьĿͶˎ׃(ni),(dng)ǰ׃(ni)ÿɳ200f300ftXVĿǰ҇Xa(chn)50%هM(jn)XV,ԭ^ߵČ(du),ʹ҇Xa(chn)I(y)R(yn)ʽ

[4]

Ŀǰ

(ni)ô˹ˇXSa(chn)30ftXVVa(chn)\(yn)3,LXI(y)a(chn)50ft

XVxSҲѽ(jng)Ͷa(chn),߀3I(y)M(jn)XVxV(xing)ĿĽO(sh),ʡ횼ӿXVxұg(sh)о,YԴľC_l(f)ˮƽͬr(sh),_J(rn)R(sh)ʡXVYԴr,ӴͷXVYԴĿc_l(f),YԴĿɹ(yng)̶Ⱥa(chn)(yng),(gu)ʡXV  X  늽XĮa(chn)I(y)

2  @XI(y)eOW(xu)ƷXa(chn)I(y)

W(xu)ƷXжNӵW(xu),طNXںӡt(y)ˎC(j)еȸ¼g(sh)I(lng)õV(yng),ʬF(xin)Bm(x)LĄ(sh)^緶(ni),W(xu)ƷXƷN,a(chn)U(ku),Ŀǰȫ򻯌W(xu)ƷXa(chn)ռȫXĮa(chn)s10%,ƷN_(d)300N҇W(xu)ƷX_l(f)(du),Ŀǰ_l(f)ĻW(xu)ƷXXs100(g)ƷNҎ(gu),ռ҇ȫXa(chn)Ʒ6%,cˮƽ,߀^IJXI(y)I(lng)漰طNXa(chn)ƷҪŽ:1)XV,p?z)XVX



ʡXVc(din)c_l(f)ƿi

ʡ^SXVYԴ,(j)ʡdYԴ(ch)u(png)䰸YϽy(tng)Ӌ(j),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,ðݠ߅ƷλXVֱM(jn)Xa(chn),Y

w  Ⱥ  XVYԴ_l(f)ca(chn)I(y)l(f)չо

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

[7]

ȼ:X}XVˮʯȡ

F(xin),ʹúa(chn)@XĔ(sh)ͷNĶ,ѳɞһ(g)ҿƌW(xu)g(sh)XI(y)l(f)չˮƽĘ(bio)־֮һطNXƷNࡢ;Va(chn)ֵߡ,_l(f)a(chn)ƷNXXXI(y)(jng)(zhng)Чֶ֮һطNXa(chn)ƷһҪĮa(chn)ƷǷӺY,˼g(sh)҇๤I(y)I(y)ͿƌW(xu)оښwҺwĸxͻյ,(yng)ʯѽ߻߻dwFI(y)ğ䓸пղoϴ·ȻȵÓÓˮÓCO220o(j)70ӺY¼g(sh)QF(xin),ӺYg(sh)õѸٰl(f)չ,ԓϵϵy(tng)еķӺYx՚е,伃߿_(d)95%,V(yng)ڟ䓸t(y)g(sh)I(lng)

ƷNXЈ(chng)c(din)V,XI(y)M(jn)a(chn)(jng)(j)@ЩòM,tИI(y)ÑM(jn),Խӹa(chn),@̈́(sh)؏(f)O(sh),ͶYЧa(chn)ӺYʯXX}ˮʯMˮXʯXطNXa(chn)Ʒܺĺܸ,ڄ(dng)a(chn)ʘOa(chn)@Щa(chn)Ʒ,ȿÚXXVa(chn),ҲXca(chn)ÓxXSÚXM(jn)a(chn),oʹa(chn)߻^·,M(fi)Դֽa(chn)Ч,a(chn)ɱ,@ǘO(jng)(j)Xa(chn)^̵,ɫ@ͶY١O(sh)ɱ͵ľCЧ,HӢʿҎ(gu)ģܴĶƷNXa(chn)S,ӳa(chn)ϼg(sh)l(f)չڅ(sh),(ni)ɽ|XI(y)˾һ(g)ܺõĵ䷶3  3  ݠYԴ

Xa(chn)һ U!,ÿa(chn)1t

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

[8]

ֵ_(d)13~14,

ȾҪljAȾSXa(chn)ܵIJ

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

ʡ̽XV(ch),ɽXVF_(d)20%,TiO2_(d)3%,Ʒλ0  005%,承2463  64,t@ЩٶKM(jn)뵽šǰ댧(do)wҪԭ,ϡϡɢ,δl(f)F(xin)(d)្扵ĵV,Ŀǰϼs90%ĽXa(chn)^ȡFɽXҪЃr(ji)ս,ĺFs33%ϡҪĺFVFVSFVFVRFVFV,FVcһˮӲXʯͬһgȺ,߾񳣔(sh)ஔ(dng),FVcһˮӲXʯͬÓQ,XxÓQFVеFexӶM(jn)FV,,γɽMɞFe1-xAlOOHXFVFVڰݶߜظ߉lȻyܳ,ͬr(sh)FVи߷ɢ,ʹóij͉s׃,ɉAXĸҺpʧXFV250 ,ʯҵėl,D(zhun)׃?yu)FV,ͬr(sh)ܳXFVеXFVڿԉAҺг¼ɰl(f)ֽ,Fe(OH)2Na2CO3,ɵFe(OH)2M(jn)һFe2O3Fe3O4XVܳr(sh),SFVҲܽXcҺ,cccʹFVFVڟoCaOڕr(sh),XVܳ^вc(yng),ֱM(jn)(dng)CaOڕr(sh),FVֽ,ˮʯʯ,FFe(OH)3M(jn)

[9]

,S(qing)Ÿ

FVYԴݽ,_l(f)FVͺFVoFVĹ汻ܵҕ,ˌ(sh)F(xin)

ɽXFĮa(chn)I(y),Ҫđ(zhn)x

ڵijFVxVa(chn)һxˇ,Ҫ̭C(j)xxVC(j)xVC(j)u,xV̎С,xVƷλʵͶṷ̽гFVĿx,(ni)Ⱥ˸xxY(ji)x}(dng)ݶȴxȷ˴Č(sh)(yn)ͨ^(du)(sh)(yn)Y(ji)M(jn)з^,}(dng)ݶȴxM(jn)гFVķx,xFVƷλ_(d)56%,_(d)90%,ɞ鮔(dng)(ni)ݠFҪˇ֮һ

P(gun)ڳľCÆ},M(jn)˴ԇ(yn)о,SՓĈ(bo)ľC÷ʽc仯W(xu)ɷP(gun),cXa(chn)ˇP(gun)Y(ji)“(lin)Ϸa(chn)ˮ(ni)ѹI(y)a(chn),҇ɽ|ֹ˾ͺϷֹ˾óa(chn)}ˮ,Ýa(chn)ˇ,óճa(chn)ˮ,dzCõ^ɹķóa(chn)ˮ珊(qing)}gԏ(qing)ڼ?ji)BԺˮӲc(din)ÑAˮ˜(bio)(zhn)ij_(ti),(du)ˮຬA(bio)(zhn)Ҫ(NaO2 K2O)<0  6%,ˮa(chn)г̶ܴܵȵӰ,SÑעˮຬA|(zh)ܱCȵҪ,͉AˮЈ(chng)(du)ڰݶ,ڽġFұմɡͻϵȷđ(yng)о(bo)^,(ni)@_l(f)(yng)Ͷ߀ܱ⌦(du)߀ԭ۟C̎ݶM(jn)˶о,ƶ˶Nˇ,֮һóúۺʯʯɵĠtڻD(zhun)G(ni)M(jn)߀ԭY(ji),õ,늠tM(jn)һM(jn)߀ԭ,F߀ԭ^ԼF͠tķxõX}tԄ(dng)ۻ,̼cܳ,XcҺcݶҺϲ,(jng)xϴĚ?jin)?/span>

[10]

a(chn)ˮԭϡ

4  úYԴʡXI(y)Ŀ

m(x)l(f)չ

Ŀǰ,ȫa(chn)X27(g),XVҪȫM(jn)ڵćҾ10(g)Xa(chn),XVȫM(jn),XI(y)˾Ŀǰȫ40|tXVYԴ,䃦(ch)XVɾS100;ôXI(y)˾ĿǰҲ10|tXVYԴ;_˹XI(y)2001_ʼҲӾo(du)׃(ni)͹灆XVĿ,@ý3|tXV_ə(qun)ʡXI(y)ҲҪHЈ(chng)^,¸ҵ߳ȥ,@ȡXVYԴ

XVYԴ(ch)S|(zh)(yu)ֲo_l(f)XVYԴԲȡNʽһ,M(jn)ڇˮXʯV,ڇ(ni)Sðݶa(chn)X,ɫ@ܺĵ͡Aĵ|(zh)õĮa(chn)ƷҲ԰ˮXʯcһˮӲXʯʹ,ܳӵVܳ,@һg(sh)Q֮ ӵV!g(sh),һˮӲXʯݶܳl(f)20%ˮXʯV,֮ܳa(chn)ʿ19%,(ji)11%,a(chn)(ji)Ч@,XI(y)߳ȥ,XVYԴSć,@ȡXV̽VL_ə(qun),Աχ(ni)XVķ(wn)(yng),XVúˮYԴlõć,O(sh)XSڰl(f)չѴXI(y)ͬr(sh),߀XͻϵȮa(chn)I(y),ԏa(b)(ni)XYԴIJ㡣

Y(ji)  Z

҇ѽ(jng)l(f)չɞXa(chn)XM(fi)һ,ԭ50%هM(jn)XV,@NܸߵČ(du),ʹ҇XI(y)R(yn)(zhn),XI(y)횏YԴȫĽǶȳl(f)ͽȫXVYԴc_l(f)îa(chn)I(y)l(f)չ(zhn),ʡ^(q)λ(yu)(sh),c|ρXVYԴ_l(f),ʡXI(y)YԴ(zhn)ԃ(ch),ÇXYԴwҎ(gu),ӏ(qing)XVYԴĹc_l(f)ӿƏVxV¼g(sh)ĹI(y)(yng),ЧõƷλVʯ,µĹˇg(sh)cb,XVYԴĿɹ(yng)ͱϳ̶,߶ҕxF¼g(sh)¹ˇP(gun),(sh)F(xin)F扵Įa(chn)I(y),ͬr(sh)W(xu)ƷXȸ߸ֵa(chn)I(y)İl(f)չ,(sh)F(xin)ʡXI(y)ٳm(x)l(f)չīI(xin):

[1].XVXI(y)İl(f)չڅ(sh)[J].p,

,

(6):47-49.

[2]º.҇XVYԴ_l(f)cõ̽ӑ[J].Va(chn)

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

[3],.҇XVYԴ_ɼg(sh)C[J].p

,

(6):5-6.

(D(zhun)48)

 

5ʾ(g)A΁:ľc(ni);

(a)ѼyκѼy(b)ѼyĔU(ku)չ

ھĹcw̎κ,ڑ(yng)Ѽyĸγƽ滬Ǝ,Ѽyļ˴ٰl(f)

ˌ\;(c)ѼyγѼy@^\,^

D5  TB(ti)VϽ׃^еĔљC(j)

[4]

[4]

c;dľ,M(jn)һU(ku)չֱ

5  Fracturemechanismofcastmagnesiumalloy

Y(ji)  Z

SDyԪغ,Ͻ(qing)Ȏ׺ֱ,(qing)ҲӲ̫@,׃ͽ@׃@SDy

ԪغӺϽ𹲾,ӌ(do)ºϽԽֻҪҵDyԪںϽеѺ,Mg-Dy-NdϽ䓲ҲпܵġՓĵоY(ji)ּڞ@NϽMcSϡԪDy׃Ҏ(gu)ṩָ(do),pMgϽٽY(ji)(gu)䁉|īI(xin):

[1],,ϼ,.SO2-O2-ZrO2(f)Ϲw(qing)4/Si

߻  -ϩˮϷ(yng)[J].(x),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)),ԓϽѼyU(ku)չҪʽ^l(f)F(xin),ڔ̎^쵽 !,һJ(rn)ԴڶѼyΠ,ڽ_Ѻؾ_еľֲ׃αJ(rn)ӵγɵԭ,Ҳ˰cѼyǰγɌ\“(lin)ϵ,(dng)U(ku)չĽ,\r(sh)،\a(chn)ֲ, !Ǵ˾ֲѼycѼye(cu)܉EM(jn)һ^l(f)F(xin),ؾ̎߀Կ΢Ѽy,@ЩԴھ硣ɈD4(a)Կ,׃^΢Ѽy(yu)ؾγ,SѼyγɺL,λe(cu)򾧃(ni),ͬr(sh),ڸľ(ni)дČ\,(dng)ؽU(ku)չĽ,\r(sh)(hu)a(chn)ֲ,Ķγ !SϡDyԪغ,ӌ(do)ºϽԽ,ĶʹDN103KϽ\(sh)p,@

TB(ti)Mg-Dy-NdϽ^l(f)F(xin),Ѽy(yu)ؾ繲cwĽγ,Ѽyγ֮Խķʽ򾧃(ni)U(ku)չ,љC(j)ÈD

(Ͻӵ36)

[4]ꐽk.(du)҇XI(y)l(f)չ(zhn)Ե˼[J].ɫ,

[5]R.ЇXI(y)l(f)չĭh(hun)cҎ(gu)[C].

HXI(y)ӑ(hu)Փļ,.2002.

[6]Ԋ.Xa(chn)ˇ[J].:W(xu)I(y)

,2006.

[7]Ζ|÷.P(gun)طNXl(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޹˾ɽ(ni)дџX\ИI(y)I(y)(j)Kџͷ۠(x)32580010001250Ŀ a(chn)50-500ÿa(chn)ɼg(sh)D(zhun)׌ɳO(sh)䣬a(chn)Ʒ

Aڭh(hun)Ƽ޹˾I(y)YԴߎXИI(y)a(chn)ĻD(zhun)G\(yn)D(zhun)ʿ10%a(chn)5%10%ܺĽ20%a(chn)_(d)50-500t/dӹ(ji)ܭh(hun)ֱԃ18637113703(΢̖ͬ(ho))Aڭh(hun)Ƽ˾\(w)Sr(sh)gӭǰ텢^!

I(y)ۺ(w)
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