Iingcali ezilishumi eziphezulu zokuhlaziywa kwe- aluminium zinezigidi ezingaphezu kwezigidi ezingama-20 zemveliso yemveliso ngo-2011 okanye malunga nesiqingatha semveliso yehlabathi.
Uluhlu olungezansi lusekelwe kwimveliso evela kwiimigodi ngokubhekiselele kuphando olwenziwa yinkampani ye-CRU. Amanani okuvelisa - aboniswe kwicandelo ngalinye leenkampani - azinamawaka eetoni zamathani.
01 United Co. Rusal (Russia) - 4,127MT
Iwebhusayithi: www.rusal.ru/en
02 I-Rio Tinto Group (UK / Australia) - 3.829MT
I-Rio Tinto yakhiqiza malunga neetriyoni ezi-4 zeetrikri ze-aluminium ecocekileyo ngo-2011. Le nkampani inayo kwaye isebenza kwimigodi ye-bauxite kunye ne-alumina yokuthambisa e-Brazil, e-Australia, eGuinea naseKhanada. I-aluminium eyona ayimimandla ehlala eCanada (i-8 smelters), eCameroon, eFransi, e-Iceland, e-Norway naseMiddle East.
Ukuze usebenzise amandla abenzi be-smelters, i-Rio Tinto inezikhululo zamandla ezi-11, ezibonelela ngamaphesenti angama-36 ombane abasebenzisa i-smelters. Iimpahla ze-aluminium ziquka u-Queensland Alumina Ltd., i-Kitimat kunye ne-Alouette smelters (Canada), i-Dunkerque smelter (iFransi), iSAL (Iceland) kunye neSohar (Oman).
Iwebhusayithi: www.riotinto.com
03 Alcoa Inc. (USA) - 3.669MT
Inkampani yaseAluminium yaseMelika (i-Alcoa Inc.) yasungulwa ePittsburgh, ePennsylvania ngo-1888 kwaye ngoku isebenza kumazwe angama-31 kwihlabathi lonke. Inkampani inomdla kuma-smelters angama-25 aqalayo, kubalwa malunga neepesenti ezingama-7 zemveliso yehlabathi.
I-Alcoa yokufumana ingeniso eyi-US $ 1.66 yezigidigidi ngo-2011, ngelixa iqela liqesha abasebenzi abangaphezulu kwe-61,000. Iimpahla ze-aluminium eziphambili ziquka i-Fjardaál smelter (i-Iceland), i-Alcoa World Alumina kunye neKhemikhali (eAustralia), i-Baie-Comeau kunye ne-Becancour smelters (eCanada), kunye ne-San Cibrao smelter (eSpain) kunye nabathabisi eNewburgh (e-Indiana), uFerndale (Washington) kunye neReddale (Texas).
Iwebhusayithi: www.alcoa.com/
04 Aluminium Corp of China (China) - 3,127MT
I-Aluminium Corporation yaseChina Ltd. (eyaziwa nangokuthi i-Chalco okanye iChinalco) ngumvelisi omkhulu we-aluminium waseChina. Ukuvelisa ngaphezu kwezigidi ezi-3 zeetrikri zetsimbi ngonyaka ka-2011, i-Chalco yinkampani karhulumente ebhalwe kwiShanghai, eHong Kong naseNew York Stock Exchange.
Inkampani isebenzisa abantu abangaphezu kwe-100,000 kwaye ibenemisebenzi enxulumene nokucocwa kobhedu , iimveliso zekhabhoni, i- gallium , kunye nehlabathi elingabonakaliyo. Iimpahla ezinkulu ze-Aluminium ziquka inkampani yaseShandong Aluminium, Inkampani ye-Pingguo Aluminium, i-Shanxi Aluminium kunye neLanzhou Aluminium Plant.
Iwebhusayithi: www.chalco.com.cn
05 Norsk Hydro ASA (eNorway) - 1,705MT
I-Norsk Hydro ngumvelisi omkhulu we-bauxite, i-alumina kunye nemveliso ye-aluminium ecacisiweyo. Inkampani, eqeshe abantu abangama-22,000 emhlabeni wonke, inotyala eRjuken, eRaufoss, Vennesla, eKarmoy, eHoyanger, Ardal, Sunndalsora, eHolmestrand naseMagnor (yonke e-Norway). Nangona kunjalo, i-bauxite kunye ne-alumina yokucocisa imisebenzi yiseBrazil, eyayifumana kwiVale ngo-2011.
I-Qatalum, e-Qatar, i-joint venture ne-Qatar Petroleum kunye ne-Norsk Hydro kunye ne-585,000 yeet aluminium. Inkampani ikwabandakanya kakhulu kwiimveliso ezinxulumene namandla.
Iwebhusayithi: www.hydro.com
06 Dubai Aluminium Co. (UAE) - 1,386MT
Eyenziwe ngowe-1979, i-Dubai Aluminium Corp (i-aka Dubal) iyenayo kwaye iqhuba i-smelter ye-aluminium ye-Jebel Ali, enye yezona zixhobo ezinkulu zokuvelisa i-aluminium ehlabathini jikelele. Ngomthamo wonyaka weetoni ezili-1, ubunzima bunokusebenza kwisikhululo samandla se-2,350-megawatt, isityalo esikhulu sekhabhoni, isityalo sokutshatyalaliswa nokutshiza.
Inkampani leyo ineengxenye ezingama-50 kwi-Emirates Aluminium (EMAL) e-Abu Dabi apho ukuveliswa kwamandla kulindeleke ukuba kufinyelele kwizigidi ezingama-1.3 zeetrikri ngo-2014.
Iwebhusayithi: www.dubal.ae
07 China Power Investment Co. (China) - 1,381MT
I-China Power Investment Corp (i-CPI) iqela elipheleleyo lotyalo-mali elithatha impahla kwi-generation generation, amalahle, i-aluminium, izitimela kunye namachweba. Eyasungulwa ngo-2002, inkampani inomthamo wokuvelisa i-aluminium e-2.77 yezigidi zeetoni. Iimpahla ezinkulu ze-Aluminium ziquka i-Ningxia Qingtongxia Energy kunye neAluminium kunye ne-CPI Aluminium International Trading Co. Ltd.
Iwebhusayithi: http://eng.cpicorp.com.cn/
08 BHP Billiton Ltd. (Australia) - 1,249MT
I-BHP uBilliton yiyona sixhenxe yehlabathi elingu-aluminium enkulu. Iphothifoliyo yenkampani ye-aluminium ibandakanya ukuveliswa kwe-bauxite, ukucocwa kwe-bauxite ukuveliswa kwe-alumina, kunye ne-smelting ye-aluminium yensimbi.
Iimpahla ze-aluminium zibandakanya i-Alumar refinery kunye ne-smelter (iBrazil, ubunikazi be-36-40%), i-Boddington bauxite kunye ne-Worsley yokucoca (i-Australia, 86%), i-smelter yaseMozal (i-Mozambique, i-47.1%), i-smellers yase-Hillside ne-Bayside (uMzantsi Afrika , 100%) kunye neMineração eRio do Norte (iBrazil, i-14.8%).
Iwebhusayithi: www.bhpbilliton.com/
09 Shandong Xinfa Aluminium kunye neQela leMbane - 1,016MT
I-Shandong Xinfa Aluminium Group Co. Ltd. yenye yeenkampani ezinkulu ze-aluminium zaseChina. Eyasungulwa ngo-1972, inkampani ngoku ine-subsidiaries ezingaphezu kwama-50 kunye nabasebenzi abayi-15,000 abasebenzela ukuveliswa kwamandla, i-alumina kunye nokucocwa kwe-aluminium, ukuveliswa kwekhabhoni kunye nokuveliswa kwemveliso ye-aluminium emzantsi.
Inani elipheleleyo le-aluminium yokuvelisa liyi-1 million yeetoni ngonyaka kwaye ixabiso eliphambili liquka i-Chiping Huaxin Aluminium Industry Co., i-Shandong Xinfa Hope Aluminum Co. Ltd. (i-East Hope Group) ne-Guangxi Xinfa Aluminum Co., Ltd.
Iwebhusayithi: www.xinfa.cnal.com
10 Aluminium Bahrain BSC (Bahrain) - 881MT
I-aluminium Bahrain BSC (aka Alba) yasungulwa ngo-1968 kwaye yavelisa irekhodi 881,310 iitriki zesi-aluminium eziphambili ngo-2011. Uluhlu lwemveliso yenkampani luquka iibhanti zokuxhoma, i-ingots, i-metal etsimbi kunye ne-slab slab. Ukususela ngo-2012, inkampani yaqeshisa abantu aba-3,000.
Iwebhusayithi: www.albasmelter.com