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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 Kudu420

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 ta masana'antu. Tana da wurare masu tarihi na haƙar zinare kamar Witwatersrand Basin - gida ga ayyukan ƙasa mafi zurfi a duniya kamar Ma'adinan Mponeng na Harmony Gold, Ma'adinan South Deep na Gold Fields , da ayyukan Driefontein na Sibanye-Stillwater - da kuma ma'adinan pyritic na Barberton Greenstone Belt (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 marasa misaltuwa ga manajojin shuke-shuke na zamani da manyan masana ƙarfe.

A cikin masana'antun ƙarfe na zamani na Afirka ta Kudu, ingancin aiki yana fuskantar barazana ta hanyoyi uku masu mahimmanci. Na farko, Matrices na Ma'adanai Masu Rage Karfi da Pyritic: Ma'adanai da aka samo daga Jagoran Carbon mai zurfi da Ventersdorp Contact Reefs (VCR) ko Barberton quartz- Carbon ate veins an lulluɓe su sosai a cikin matrices na pyrite da arsenopyrite. Waɗannan ma'adanai na sulfide suna cinye cyanide kyauta da iskar oxygen, suna rage jinkirin fitar da kinetics da rage dawo da zinare gabaɗaya. Na biyu, Tsananin Rage Karbon da Preg-Robbing: Manyan tsire-tsire masu ƙarfin Carbon-in-Pulp (CIP) da Carbon-in-Leach (CIL) suna amfani da manyan masu tayar da hankali na injiniya. Soft Activated Carbon da 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 maganin. Na uku, Kula da Muhalli Mai Tsauri (DWS & NEMA): Ma'aikatar Ruwa da Tsafta ta Afirka ta Kudu (DWS) da Dokar Gudanar 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.

  • Tsabta Mai Sauƙi (≥98.3% NaCN): AuCyan™ yana ba da matsakaicin wadatar ion cyanide kyauta. Wannan babban yawan sinadarai masu aiki 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 Sabis na SANS 10228 / SANS 10231 Hazmat: 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 Tsananin Tsanani (≥99% Taurin): An ƙera AuCarb™ daga harsashin kwakwa mai yawan yawa na Indonesiya ta hanyar kunna tururi na musamman, yana da ƙarfin injina mara misaltuwa. Yana hana samar da ƙananan ƙwayoyin carbon a cikin masu tayar da hankali, yana adana oza na zinariya daga ɓacewa zuwa wutsiya.

  • Shafawa da Sauri da kuma Mayar da Hankali Kan Barayi: An ƙera shi da mafi kyawun rarrabawar micropore da mesopore, AuCarb™ yana nuna saurin haɗakar sinadarai masu sarkakiya na zinare da cyanide [Au(CN)₂⁻], wanda ya fi ƙarfin sinadarin shale na 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 Dauke da Cyanide & DWS/NEMA: An rarraba shi a matsayin maganin sinadarai marasa haɗari, AuLeach™ yana sauƙaƙa gudanar da Tailings Storage Facility (TSF) sosai. Yana guje wa tarin sinadarai masu guba, yana rage farashin tsarkakewa da kuma sauƙaƙe sabunta lasisin ruwa.

  • Gyaran Shuke-shuke Marasa Sulhu & Sufuri Mai Sauri: AuLeach™ madadin NaCN ne 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.

  • Tsarin Tashar Jiragen Ruwa ta Durban & Saurin Rage 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 reagents na masana'antu na carbon da GDA.

  • Kayayyakin jigilar kaya kai tsaye zuwa wuraren shaft: Daga Durban, abokan hulɗarmu masu lasisi na jigilar kayayyaki suna kula da jigilar kaya cikin sauri zuwa hanyoyin mota da layin dogo 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 yawan pyritic da arsenopyritic. Cyanide mai ƙarancin inganci yana fama da karyewa ta hanyar haɗa sulfide matrix. AuCyan™ (≥98.3% tsarki) yana tabbatar da yawan ions na CN⁻ kyauta, yana kiyaye ƙarfin motsawar oxidation-dissolute mai ƙarfi da haɓaka murmurewa a cikin matsi na oxidation (POX) ko da'irorin CIL na wutsiya.

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 injiniya, yana juyawa zuwa ƙurar carbon wanda ke fita ta hanyar allon kariya zuwa tafkunan wutsiya. AuCarb™ Activated Carbon 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 don kare magudanar ruwa da magudanar ruwa da ke kewaye. AuLeach™ GDA ba ta da cyanide kuma ba ta da haɗari ga muhalli, wanda ke ba ma'adanai damar rage farashin maganin wutsiyar sosai kuma suna bin 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 shale (abin da ake yi wa fashin ciki) na iya sake shan zinaren da aka narkar da shi da wuri. AuCarb™ yana da tasirin shaye-shaye mai sauri da kuma tsarin ramuka masu kyau, wanda hakan ke ba shi damar shaye-shayen hadaddun sinadarai na zinariya-cyanide da sauri da ƙarfi fiye da kwayoyin halitta masu fashin ciki 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 kayayyaki na AuCyan™ (Kayayyakin Da Ke Da Haɗari na Class 6.1) sun cika ƙa'idodin SANS 10228 da SANS 10231. Ana sanya sinadaran reagents a cikin ganga mai nauyi, an rufe su da ƙarfe na UN kuma ana jigilar su ta hanyar motocin jigilar hazmat masu lasisi kai tsaye daga tashar jiragen ruwa ta Durban zuwa ma'ajiyar 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?

Hakika. AuLeach™ GDA ba ya buƙatar gyare-gyare ko kaɗan. Yana samar da hadaddun zinare masu ƙarfi waɗanda ke shawagi yadda ya kamata a kan Kwakwa Shell Actived Carbon da kuma fitar da su cikin tsabta 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 kayan aiki masu tsabta. AuCyan™ (≥98.3%) yana narkewa cikin sauri da gaba ɗaya, yana tabbatar da kusan kashi 99% na narkewar ƙwayoyin zinariya masu kauri da kyau a cikin zagayowar leach na reactor cikin awanni.

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 mafi girma na ƙananan ramuka da kuma taurin injina mai ƙarfi (≥99%). AuCarb™ Coconut Carbon yana ba da ƙarfin ɗaukar zinare mafi girma (ƙimar K) da 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 Ƙarfe da Manajan Dakunan Gwaji a Afirka ta Kudu za su iya neman Samfuran Gwaji Kyauta na AuCyan™, AuCarb™, ko AuLeach™ ta hanyar fom ɗin tuntuɓar gidan yanar gizon mu. Muna aika kayan aikin samfurin kai tsaye zuwa dakin gwaje-gwajen gidan yanar gizon ku don kimanta na'urar CIL da kuma tantance shaye-shayen ƙwayoyin cuta.

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