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Kwarewa a fannin Zurfin Zinare da Rashin Tsaftacewa a Afirka ta Kudu: Mafita Mai Ingantaccen Maganin Reagent ga Witwatersrand da Barberton

Inganta yawan amfanin ƙarfe tare da AuCyan™ NaCN mai tsarki, Carbon da aka kunna ta AuCarb™ mai juriya ga attrition, da kuma AuLeach™ GDA mai bin DWS
UnitedChemical08-20-2026Afirka ta Kudu10

Kwarewa a fannin Zurfin Zinare da Rashin Tsaftacewa a Afirka ta Kudu: Mafita Mai Ingantaccen Maganin Reagent

Kwarewa a fannin Zurfin Zinare Mai Tsauri & Mai Rage Tsauri a Afirka ta Kudu: Ingantaccen Maganin Reagent don Witwatersrand da Barberton Afirka Magungunan hakar zinare na AuCyan™ Sodium Cyanide NaCN AuCarb™ Maido da Kwakwa Shell An kunna Carbon AuLeach™ Agent GDA masu samar da cyanide masu hana zubar da jini Mponeng Ma'adinan ma'adinai Mai zurfi CIL harsashi da aka kunna carbon Johannesburg Tsarkakakken tsarki 98.3% Durban wakili mara haɗari SA elution electrowinning CIP farfadowa daga ma'adanai na pyritic madadin DWS mai taurin kai 99% sha kinetics Sibanye Stillwater No. 1hoto

Afirka ta Kudu ta kasance cibiyar tarihi ta haƙar zinare ta zamani a masana'antu. Tana da fitattun wuraren hakar zinare kamar su Tafkin Witwatersrand—gida ga ayyukan karkashin kasa mafi zurfi a duniya kamar Harmony Gold's Ma'adinan Mponeng, Filayen Zinare' Ma'adinan Kudu Mai Zurfi, da kuma Sibanye-Stillwater's Ayyukan Driefontein- da kuma ma'ajiyar pyritic mai tsaurin ra'ayi na Bel ɗin Greenstone na Barberton (Ma'adinan Fairview da Sheba na Pan African Resources). Duk da haka, haƙo zinare daga waɗannan zurfin teku da ma'adinan ma'adinai masu rikitarwa yana gabatar da ƙalubalen ƙarfe da ba a taɓa gani ba ga manajojin shuke-shuke na zamani da manyan masu binciken ƙarfe.

A masana'antun ƙarfe na zamani a Afirka ta Kudu, ingancin aiki yana fuskantar barazana ta hanyoyi uku masu mahimmanci. Na farko, Matrices Mai Rage Tsauri da Pyritic: Ma'adanai da aka samo daga Jagoran Carbon mai zurfi da Ventersdorp Contact Reefs (VCR) ko Barberton quartz-CarbonJijiyoyin da aka yi amfani da su a jiki suna daure sosai a cikin matrices na pyrite da arsenopyrite. Waɗannan ma'adanai na sulfide suna cinye su kyauta. cyanide da iskar oxygen, suna rage jinkirin fitar da iskar oxygen da kuma rage yawan murmurewa daga zinare gaba daya. Na biyu, Tsananin Rage Gurɓataccen Carbon & Fashi da Aka Yi a Lokacin Haihuwa: Manyan masana'antun Carbon-in-Pulp (CIP) da Carbon-in-Leach (CIL) suna amfani da manyan na'urori masu ƙarfi da ƙarfi. Carbon aiki Yana sauri ya karye zuwa ƙura mai laushi a ƙarƙashin wannan ƙarfin yankewa mai ƙarfi, yana ɗaukar zinare mai daraja da aka haɗa kai tsaye zuwa Tailings Storage Facilities (TSF). Bugu da ƙari, yadudduka na carbonaceous na halitta a cikin ma'adinan suna "preg-rob" suna narkewar zinare daga ruwan da aka tace. Na uku, Kulawa Mai Tsauri Kan Muhalli (DWS & NEMA): Ma'aikatar Ruwa da Tsafta ta Afirka ta Kudu (DWS) da Dokar Kula da Muhalli ta Ƙasa (NEMA) sun aiwatar da ƙa'idojin da aka sa ido sosai kan fitar da cyanide kyauta da ƙarfe mai nauyi a cikin tafkunan wutsiya don hana gurɓatar ma'adinan Acid (AMD) da gurɓatar ruwan ƙasa.

United Chemical yana samar da cikakken tsari, wanda aka tabbatar da shi a fagen sinadarai musamman wanda aka keɓance shi don tsire-tsire masu zurfin matakin zinare da kuma masu juriya ga Afirka ta Kudu. Ta hanyar haɗa sinadarai masu tsafta, masu dorewa sosai Shekin Kaya Ta hanyar amfani da sinadaran carbon, da kuma magungunan leaching marasa illa ga muhalli, muna ƙarfafa masu hakar ma'adinai na Afirka ta Kudu don haɓaka murmurewa, kawar da asarar carbon, da kuma kiyaye cikakken bin ƙa'idodin muhalli.

Tsarin Sinadaran da aka ƙera don Ayyukan Zinare na Afirka ta Kudu

AuCyan™ Sodium Cyanide NaCN (≥98.3%)

Ma'adanai masu zurfi a ƙarƙashin ƙasa daga Witwatersrand da ma'adanai masu arzikin sulfide na Barberton suna buƙatar ingantaccen ruwa mai tsafta don shawo kan sulfide na ƙarfe mai amsawa da kuma cimma nasarar narkewar zinare cikin sauri.

  • Tsarkaka Mai Rage Tsauri (≥98.3% NaCN):AuCyan™ yana samar da matsakaicin wadatar ion cyanide kyauta. Wannan yawan sinadarai masu aiki mai yawa yana shawo kan layukan sulfide passivation akan ma'adanai na pyritic, yana haɓaka yawan leaching a cikin tankunan leach na yanayi da tsarin fitarwa mai ƙarfi.

  • Cikakken bin ƙa'idodin SANS 10228 / SANS 10231: Ana jigilar AuCyan™ kai tsaye ta tashar jiragen ruwa ta Durban, an naɗe shi a cikin gangunan ƙarfe masu nauyi waɗanda aka ba da takardar shaidar UN tare da ƙarin layukan ciki, wanda ya cika dukkan ƙa'idodin ƙasa na Afirka ta Kudu don sarrafa kayayyaki masu haɗari da jigilar su zuwa wuraren haƙar ma'adinai na Gauteng da Free State.

Kwakwa Mai Gyaran Zinare na AuCarb™ Carbon da Aka Kunna (≥99% Taurin)

Manyan masana'antun CIP na Afirka ta Kudu kamar South Deep suna buƙatar iskar carbon da ke aiki wanda zai iya jure ci gaba da tasirin injiniya yayin da yake ɗaukar zinare daga abubuwa masu rikitarwa.

  • Juriyar Tsanani (≥99% Taurin): An ƙera shi daga harsashin kwakwa na Indonesiya mai yawan yawa ta hanyar kunna tururi na musamman, AuCarb™ yana da ƙarfin injina mara misaltuwa. Yana hana samar da ƙananan ƙwayoyin carbon a cikin masu tayar da hankali masu ƙarfi, yana adana oza na zinariya daga ɓacewa zuwa wutsiya.

  • Shafawa da Sauri da kuma Dakatar da Fashi a Lokacin Haihuwa: An ƙera shi da ingantaccen rarrabawar ƙananan ƙwayoyin cuta da mesopore, AuCarb™ yana nuna saurin tasirin shaƙar zinare da cyanide mai rikitarwa [Au(CN)₂⁻], wanda ya fi ƙarfin sinadarin carbonaceous na halitta da ke cikin reefs na Afirka ta Kudu.

AuLeach™ Gold Leaching Agent (GDA) - Ba Mai Haɗari Ba

Yayin da Ma'aikatar Ruwa da Tsafta ta Afirka ta Kudu ke ƙara tsaurara matakan fitar da iskar gas, AuLeach™ tana samar da madadin fitar da iskar gas mai inganci wanda ba shi da cyanide ga ma'adinan zamani da aka sani da ESG.

  • Ba ya ɗauke da cyanide da DWS/NEMA: An rarraba shi azaman wakili mai sinadarai marasa haɗari, AuLeach™ yana sauƙaƙa gudanar da Tailings Storage Facility (TSF) sosai. Yana guje wa tarin sinadarai masu guba, yana rage farashin kawar da guba sosai da kuma sauƙaƙe sabunta lasisin ruwa.

  • Gyaran Shuke-shuke Mara Sulɓi & Saurin Sauri: AuLeach™ shine madadin NaCN kai tsaye. Yana aiki ba tare da wata matsala ba a cikin tankunan CIL/CIP da da'irar fitarwa ba tare da haɓaka jari ba. Bugu da ƙari, a matsayin kayan da ba su da haɗari, yana ketare ƙa'idodin jigilar hazmat daga tashar jiragen ruwa ta Durban.

Kayayyakin Samar da Kayayyaki Marasa Tasiri: Tashar Jiragen Ruwa ta Durban zuwa Goldfields ta Afirka ta Kudu

Samar da wadataccen ruwa ba tare da katsewa ba shine ginshiƙin manyan ma'adanai na ƙarƙashin ƙasa a Afirka ta Kudu. United Chemical ta kafa wani tsari na samar da kayayyaki mai kauri wanda aka tsara don cibiyoyin haƙar ma'adinai na cikin gida na Afirka ta Kudu.

  • Tashar Jiragen Ruwa ta Durban da kuma Saurin Fitar da Kwastam: Muna kula da layukan jigilar kwantena masu mahimmanci zuwa tashar jiragen ruwa ta Durban, tare da ingantattun takaddun kwastam don NaCN mai haɗari na aji 6.1 da kuma na'urorin carbon da GDA na masana'antu gabaɗaya.

  • Jerin Jiragen Ruwa Kai Tsaye Zuwa Shafi: Daga Durban, abokan hulɗarmu masu lasisi na sufuri suna kula da jigilar kayayyaki cikin sauri zuwa manyan kantuna da na jiragen ƙasa kai tsaye zuwa rumbunan ajiyar ma'adinai a City Deep (Johannesburg), Welkom (Free State), Klerksdorp (Arewa maso Yamma), da Barberton (Mpumalanga).

Gwada Reagent ɗinmu akan Ma'adinan ku na Afirka ta Kudu

Ƙara yawan farfaɗowar masana'antar ku da kuma rage yawan amfani da reagent. Ana gayyatar Manajan Masana'antu, Injiniyoyin Ƙarfe, da Masu Kula da Dakunan Gwaji a faɗin Afirka ta Kudu su nemi samfuran AuCyan™, AuCarb™, ko AuLeach™ kyauta don gwajin naɗe-naɗen kwalba da sha.

Nemi Samfuran Dakunan Gwaji Kyauta Yanzu

Kwarewa a fannin Zurfin Zinare Mai Tsauri & Mai Rage Tsauri a Afirka ta Kudu: Ingantaccen Maganin Reagent don Witwatersrand da Barberton Afirka Magungunan hakar zinare na AuCyan™ Sodium Cyanide NaCN AuCarb™ Maido da Kwakwa Shell An kunna Carbon AuLeach™ Agent GDA masu samar da cyanide masu hana zubar da jini Mponeng Ma'adinan ma'adinai Mai zurfi CIL harsashi da aka kunna carbon Johannesburg Tsarkakakken tsarki 98.3% Durban wakili mara haɗari SA elution electrowinning CIP farfadowa daga ma'adanai na pyritic madadin DWS mai taurin kai 99% sha kinetics Sibanye Stillwater No. 2hoto

Tambayoyin da Ake Yawan Yi: Sarrafa Zinare a Afirka ta Kudu

1. Ta yaya AuCyan™ ke inganta fitar da zinare daga ma'adanai masu guba a cikin Bel ɗin Barberton Greenstone?

Ma'adanai a Barberton (kamar a Fairview da Sheba) suna da sinadarin pyritic da arsenopyritic sosai. Cyanide mai ƙarancin inganci yana fama da karya ta hanyar haɗa sulfide matrix. AuCyan™ (tsaftacewa ≥98.3%) Yana tabbatar da yawan ions na CN⁻ kyauta, yana kiyaye ƙarfin motsawar oxidation-dissolute da kuma haɓaka murmurewa a cikin da'irori na oxidation na matsi (POX) ko CIL.

2. Me yasa taurin carbon yake da matukar muhimmanci ga manyan masana'antun CIP a filayen zinare na Free State na Afirka ta Kudu?

Masana'antar Free State CIL/CIP tana sarrafa dubban tan na ma'adinai kowace rana ta amfani da na'urorin haɗa sinadarai masu ƙarfi. Carbon mai laushi yana fuskantar raguwar injina, yana juyawa zuwa ƙurar carbon wanda ke fita ta hanyar allon kariya zuwa tafkunan wutsiya. Carbon da aka kunna a AuCarb™ yana ba da tauri ≥99%, yana hana lalacewar carbon da kuma tabbatar da yawan zinare.

3. Ta yaya AuLeach™ ke taimaka wa ma'adinai a Afirka ta Kudu tare da bin ƙa'idodin Ma'aikatar Ruwa da Tsafta (DWS)?

Hukumar DWS ta Afirka ta Kudu ta aiwatar da tsauraran matakai kan yawan cyanide a cikin ruwan wutsiyar ma'adinai domin kare magudanan ruwa da magudanan ruwa da ke kewaye da su. AuLeach™ GDA ba shi da cyanide kuma ba shi da haɗari ga muhalli, wanda ke ba da damar ma'adanai su rage farashin maganin wutsiya sosai kuma su bi ƙa'idodin ruwa na NEMA cikin sauƙi.

4. Shin AuCarb™ zai iya shawo kan satar iskar shale mai yawa a cikin kogin Carbon Leader na Witwatersrand?

Eh. Ma'adanai masu ɗauke da sinadarin carbonaceous (abin da ake amfani da shi wajen satar ƙarfe) na iya sake shanye zinaren da aka narkar da shi da wuri. AuCarb™ Yana da tasirin shaye-shaye masu sauri da kuma tsarin ramuka masu kyau, wanda ke ba shi damar shaye-shayen hadaddun zinare da cyanide cikin sauri da ƙarfi fiye da abubuwan da ke lalata kwayoyin halitta a cikin slurry.

5. Menene ƙa'idodin jigilar kayayyaki don jigilar AuCyan™ daga tashar jiragen ruwa ta Durban zuwa ma'adanai na Gauteng?

Duk jigilar kaya na AuCyan™ (Kayayyaki Masu Haɗari na Aji 6.1) Ana bin ƙa'idodin SANS 10228 da SANS 10231 sosai. Ana sanya sinadaran reagent a cikin ganga mai nauyi, an rufe su da ƙarfe na UN, sannan a kai su ta hanyar motocin jigilar hazmat masu lasisi kai tsaye daga tashar jiragen ruwa ta Durban zuwa rumbunan haƙar ma'adinai a Johannesburg, Carletonville, da Welkom.

6. Shin AuLeach™ ya dace da na'urorin lantarki na Afirka ta Kudu da na'urorin lantarki da ke aiki a yanzu?

Babu shakka. AuLeach™ GDA Ba ya buƙatar gyare-gyare ko kaɗan. Yana samar da hadaddun zinare masu ƙarfi waɗanda ke sha da kyau a ciki Kwakwa Shell Kunna Carbon kuma a tsaftace a cikin tsire-tsire na Anglo American ko Zadra elution da electrowinning (EW).

7. Ta yaya AuCyan™ ke aiki a cikin manyan na'urorin fitar da iskar gas (HLR) kamar tsarin Acacia?

Masu samar da wutar lantarki masu ƙarfi waɗanda ke sarrafa nauyi na zinariya suna buƙatar masu samar da wutar lantarki masu tsabta. AuCyan™ (≥98.3%) yana narkewa cikin sauri da kuma gaba ɗaya, yana tabbatar da kusan kashi 99% na narkewar ƙwayoyin zinare masu kauri da kyau a cikin zagayowar zubar da sinadarin reactor cikin sa'o'i.

8. Me yasa masana'antun zinare na Afirka ta Kudu za su zaɓi sinadarin carbon na kwakwa na Indonesiya maimakon sinadarin carbon na kwal na gida?

Duk da cewa ana samar da carbons masu tushen kwal a cikin gida, carbon da aka kunna a cikin harsashin kwakwa yana samar da yanki mai girman ƙananan ramuka da kuma taurin injina mai ƙarfi (≥99%). Carbon Kwakwa na AuCarb™ yana ba da ƙarfin ɗaukar zinare mafi girma (ƙimar K) da kuma ƙarancin raguwar raguwa idan aka kwatanta da carbon na kwal.

9. Menene lokacin da ake amfani da shi wajen isar da kwantena masu guba daga tashar jiragen ruwa ta Durban zuwa wuraren hakar ma'adinai?

Da zarar jiragen ruwa na teku sun tsaya a Tashar Jiragen Ruwa ta Durban, ka'idojin kwastam ɗinmu da aka riga aka share suna ba da damar aika kwantena cikin kwanakin kasuwanci 3 zuwa 5. Sufuri a kan hanya zuwa Gauteng, Free State, ko Barberton yana ɗaukar ƙarin awanni 24 zuwa 48, wanda ke tabbatar da cewa ana iya hasashen sarrafa kaya.

10. Ta yaya masana kimiyyar karafa na Afirka ta Kudu za su iya neman samfura kyauta don gwajin kwalba na dakin gwaje-gwaje?

Manyan Masana Masana Ƙarfe da Manajan Dakunan Gwaji a Afirka ta Kudu na iya buƙata Samfuran Gwaji Kyauta na AuCyan™, AuCarb™, ko AuLeach™ ta hanyar fom ɗin tuntuɓar gidan yanar gizon mu. Muna aika samfuran kayan aiki kai tsaye zuwa dakin gwaje-gwajen gidan yanar gizon ku don kimanta na'urar CIL ta kwalba da kuma tantance shaye-shaye.

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