Abakhiqizi abalishumi abakhulu be- aluminium behlabathi (ngemveliso) bebalelwa kwizigidi ezingama-25 zeetrikri ze-aluminium eyona-primari ngo-2012 okanye malunga nama-55 ekhulwini kwipropati yehlabathi jikelele. URussia ye-UC Rusal iphinda iphakame uluhlu lwabakhiqizi, ngelixa i-movers enkulu kakhulu ibandakanya iChina Power Investment Corp, i-Shandong Xinfa i-Aluminium kunye neQela leMbane kunye ne-Weiqiao Aluminium & Power Co. entsha. I-Bulletin Inkampani yeDatha. Amanqaku okuvelisa - aboniswe kwicandelo ngalinye leenkampani - zigidi zeetoni zamathani.
01 UC Rusal (iRashiya) - 4.173MT
Iwebhusayithi: www.rusal.ru/en
02 Alcoa Inc. (USA) - 3.742MT
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. Nangona i-Alcoa isiphumo esinciphile ngo-2012 ukuya kuma-3,775,000 weetrikriyoni, yafudukela kwindawo yesibini ukusuka kwabathathu kubavelisi beprayimari. 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/
03 Aluminium Corp of China (China) - 3.502MT
I-Aluminium Corporation yaseChina Ltd. (eyaziwa nangokuthi i-Chalco okanye iChinalco) ngumvelisi omkhulu we-aluminium waseChina. Inkampani yanda i-12 yeepesenti ngaphezu kwe-2011 ukuya kwizigidi ezili-3.5 yezigidi zamathani. I-Chalco yinkampani karhulumente ebhalwe kwiShanghai, eHong Kong naseNew York Stock Exchanges. 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
04 I-China Power Power Investment Corp (i-China) - 2.693MT
Umqhubi omkhulu kunoluhlu lonyaka, i-China Power Investment Corp (i-CPI) yanda imveliso yayo ngama-95 ekhulwini ukusuka kwi-1.38 yezigidi zeetrikri ukuya kuma-2.7 yezigidi zeetrikri. Inkampani kaRhulumente yinkampani epheleleyo yotyalo-mali ethatha impahla kwi-generation generation, amalahle, i-aluminium, izitimela kunye namachweba. Eyasungulwa ngo-2002, i-CPI inamandla okuvelisa i-aluminium ene-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/
05 I-Rio Tinto Alcan Inc. (eKhanada) - 2.174MT
Ngomlinganiselo wehlelwa kweepesenti ezili-9 ngaphaya kwe-2011, i-Rio Tinto yeruminium ephumayo iwele kwiiyithithi ezi-2 yezigidi zamathani. Inkampani inayo kwaye isebenza kwimigodi ye-bauxite kunye ne-alumina yokucocisa e-Brazil, e-Australia, eGuinea naseKhanada. I-aluminium eyona mbambano i-Canada (i-8 smelters), eCameroon, eFransi, e-Iceland, eNorway naseMiddle East. Ukuze usebenzise amandla abenzi be-smelters, i-Rio Tinto inezikhululo zamandla ezi-11, ezibonelela ngamaphesenti angama-36 ombane abasebenzisa i-smelters.
Iwebhusayithi: www.riotinto.com
06 iNorsk Hydro ASA (eNorway) - 1.985MT
I-Norsk Hydro yakhula i-16 yeepesenti ngaphezu konyaka ngaphambi kwe-1,985,000 yamathani eetrikri. Inkampani yaseNorway imveliso enkulu ye-bauxite, i-alumina, kunye nemveliso ye-aluminium ehlambulukileyo, eqeshe abantu abangama-22,000 emhlabeni jikelele. UNorsk uye watyala eRjuken, eRaufoss, Vennesla, eKarmoy, eHoyanger, Ardal, Sunndalsora, eHolmestrand naseMagnor (yonke e-Norway). Nangona kunjalo, i-bauxite kunye ne-alumina yokucocwa kwayo i-Brazili, eyayifumana kwiVale ngo-2011. I-Qatalum, e-Qatar, iqumrhu elihlanganisiweyo lama-50-50 kunye neQatar Petroleum neNorsk Hydro kwaye linamandla angama-585,000 weetoni eziphambili aluminium.
Iwebhusayithi: www.hydro.com
07 I-China Hongqiao Group Ltd. (i-China) - 1.821MT
I-China Hongqiao ngumdlali omtsha wokuqala wokungena ezilishumi eziphezulu ngo-2012 ngokuvelisa iziphumo ezili-18 ukuya kuma-1.88,000 weetoni zamathani. Le nkampani yasungulwa ngo-1994 yaye ikwase-Zouping, iPhondo laseShandong, eChina. I-China Hongqiao Group Limited incedisa i-China Hongqiao Holdings Limited i-aluminium yayo yenziwe nge-aluminium edibeneyo, i-aluminium ingots kunye ne-aluminium. I-aluminium yenani lexabiso elingu-2.2 yezigidi zamathani.
Iwebhusayithi: www.hongqiaochina.com
08 Shandong Weiqiao Aluminium & Power Co. (China) - 1.715MT
UShandong Weiqiao ngowona wesibini ozayo ukuya kwilishumi eziphezulu. Ukwanda kwimivuzo engama-44 kwi-2011, inkampani yakhiqiza i-1,715,000 yeetrikriyoni ze-aluminium eyiminyaka yokuqala. I-ofisi ephantsi kweBizhou, eShandong, e-China, i-current output capacity is approximately 1.8 million yezigidi zamathani.
Iwebhusayithi: wqlygs.alu.cn
09 Shandong Xinfa Aluminium & Electricity Group Ltd. (i-China) - 1.63MT
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. Isisombululo esipheleleyo sokuvelisa i-aluminium sakhula ngamaphesenti angama-60 phakathi ko-2011 no-2012, kodwa isikhundla senkampani kwiindawo ezilishumi eziphezulu azizange zitshintshwe kwinombolo yesithoba. Iimpahla ezinkulu ziquka 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 I-Dubal Aluminium Co. (UAE) - 1.42MT
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. Ngesiphumo sonyaka sifikela kwiitoni ezigidi eziyi-1,42 ngo-2012, 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.