Kinross kudzidza pegs Lobo-Marte capex pamadhora bhiriyoni

Kinross Gold's Lobo-Marte goridhe chirongwa kuchamhembe kweChile chinogona kuburitsa huwandu hwe4.5 miriyoni oz. goridhe pamusoro pehupenyu hwemugodhi wemakore gumi nemashanu pamutengo unofungidzirwa wemadhora mazana mapfumbamwe nemakumi mapfumbamwe nemashanu, sekureva kweongororo yeprefeasibility (PFS) yakaburitswa neChitatu.

Mari inosvika bhiriyoni imwe chete yemadhora yechirongwa ichi, iri mudunhu reMaricunga ine migodhi, inosanganisira mazana maviri nemakumi matatu emamiriyoni emadhora.

Chirongwa ichi chaizove nekucherwa kwegomba rakavhurika pamadhipoziti maviri ane avhareji yemitsetse ye2.2, murwi-leach recovery uye SART (sulphidization, acidification, recycling and thickening) chirimwa.

Migodhi yaizoitwa kwemakore gumi nemaviri, ichiteverwa nemakore matatu ekugadzirisa kwasara. Avhareji yezvese-mukuchengetedza mari paoz. yegoridhe paLobo-Marte inofungidzirwa pamadhora mazana manomwe nemakumi mana nemashanu; chiyero chekudzosa goridhe chinotarisirwa kuita 71%.

Kudzoka kwehupfumi hwepurojekiti kune hanya zvakanyanya nemutengo wegoridhe. PaKinross's reserve mutengo we $1,200 per oz. goridhe, kukosha kweiyo purojekiti iripo (NPV) inofungidzirwa pamadhora zana nemakumi mashanu emamiriyoni uye chiyero chemukati chekudzoka (IRR) chinongova 7%. Pakubvumirana mutengo wenguva refu we $1,500 per oz. goridhe, NPV inokwira kusvika pamadhora mazana manomwe nemakumi manomwe emamiriyoni uye IRR kusvika pagumi nemana muzana. Uye pamutengo weiyo $1,800 per oz. goridhe, iyo NPV inowedzera kusvika kumadhora 1.4 bhiriyoni uye IRR kusvika 21%.

Iyo NPV yakavakirwa pachikamu che5% chekuderedzwa, chakaverengerwa kubva Ndira 1, 2024.

PFS inofunga nezvekuvaka kwepurojekiti kutanga muna 2025, nekugadzirwa kwekutanga kunotevera muna 2027. Kinross anotarisira kuti migodhi paLobo-Marte ichatevera kutangazve pamugodhi uri pedyo weLa Coipa, uri 50 km kuchamhembe kwakadziva kumadokero.

"Purojekiti yeLobo-Marte inopa Kinross sarudzo yakanakisa, yekusimudzira organic ine zvinokwezva-zvese-mukuchengetedza mitengo uye inopa yakakura kukwira kumutengo wegoridhe, pasina kuwedzera mutengo weprojekiti zvinodiwa uye njodzi," akadaro J. Paul Rollinson, mutungamiri weKinross. uye CEO, mukuburitswa.

“Purojekiti iyi inomiririra mukana wekuwedzera hupenyu hwemugodhi wenguva refu munzvimbo ine zvicherwa uye inopa kuwedzera kwakakosha 6.4 miriyoni kune yatiri fungidziro yekuchengetera goridhe, zvichiwedzera hupenyu hwekambani yese yemugodhi. Sezvo isu tichienderera mberi nekudzidza kugoneka kweichi chirongwa chenguva refu, ticharamba tichikoshesa kusimba kwepepa remari uye kugovaniswa kwemari. "

Sechikamu chekudzidza, kambani yakashuma zvakachengetwa kuLobo-Marte kekutanga. Zvingangove zvakachengetwa zvinomira pa 146.8 miriyoni matani ane giredhi 1.36 g/t goridhe pamamiriyoni 6.4 ane maunzi. Huwandu unowedzera matura eKinross ne25%.

Iyo kambani inoronga kutanga chidzidzo chekuita paLobo-Marte gare gare gore rino, uye kuti ipedze muchikamu chechina cha2021.

Inoti sarudzo yekuvaka ichaitwa zvichibva pane zvakati wandei, zvinosanganisira mutengo wegoridhe uye fungidziro yemitengo, inotarisirwa kudzoka kwehupfumi, mvumo uye kukosha kweKinross. Kinross akawana chirongwa ichi muna 2009 kubva kuvaridzi vekare Teck Resources neAnglo American.

Muna Kukadzi, Kinross yakazivisa kuti ichaenderera mberi nekutangazve kuLa Coipa, iyo inotarisira kuburitsa mazana matanhatu nemakumi mapfumbamwe ezviuru zvegoridhe-yakaenzana oz. kubva muna 2022 kusvika muna 2024. Zvivakwa zviripo pamusasa zvichagadziridzwa uye zvikepe zvemugodhi kubva kumabasa epaMaricunga ari pedyo, ayo achangobva kuiswa pakuchengetedza nekugadzirisa, achaendeswa kunzvimbo. Mari yekutanga mari inoverengerwa pamadhora mazana maviri nemakumi maviri nemashanu.

Pakati peChitatu, Kinross's stock yaive yakadzikira ingangoita 1.8% paTSE. Iyo kambani ine C $ 12.9 bhiriyoni yemusika capitalization.

Kushandiswa H&G Michina 's gyratory crusher liners mu60-89 gyratory crusher.

Kune 60-89 gyratory crusher mutengi wedu (Qidashan Iron Mine). Hupenyu hwesevhisi yepakutanga manganese gyratory crusher liners ipfupi uye nguva dzekutsiva dzinopfuura mwedzi miviri pagore, izvo zvinokanganisa zvakanyanya chiyero chekushanda kweiyo yekupwanya system uye kudzikisira kunotevera kubatsirwa Kuwedzera kweindasitiri system inobuda.

Kuti uvandudze zvinobudirira hupenyu hwekupfeka liner yecrusher, kupfupisa iyo liner yekutsiva nguva, kuitira kuti uvandudze chiyero chekushanda kwecrusher uye uwane iyo chaiyo mhedzisiro yekushomeka kwekudyara uye kwakawanda kubuda, Qidashan Iron Mine yakatikumbira kuti tigadzirise iyo kupfeka liner cavity mhando. yerotary crusher, yakawedzera kunatsiridza hupenyu hwemaraini pasina kukanganisa mamiriro ekushanda kwemidziyo, uye yakakwidziridza iyo lining material, yakanangana nekukuya kukuru kwemimwe migodhi.

Yedu yekuwana yakavakirwa pa60-89 gyratory crusher mamiriro ekushanda kugadzira alloy simbi gyratory crusher liners kuti ikwane. Iyo alloy liner yakagadzirwa nemamiriro ekushanda erosive ore ine hupenyu hurefu hwebasa. Inoderedza nguva dzekutsiva bhodhi, inonyatso kupfupisa nguva yekutsiva bhodhi, inoderedza zvakanyanya kushandiswa kwezvinhu zvekubatsira uye simba, inoderedza kusimba kwebasa rekushandisa kwemidziyo nevashandi vekuchengetedza, nekudaro inovandudza zvakanyanya chiyero chekushanda kwemidziyo, inowedzera. kubuda kweiyo yakaomesesa kupwanya system, uye ine zviri pachena zvehupfumi, chengetedzo uye magariro mabhenefiti

Mamiriro Ekushanda

Chinhu chakakosha chekushanda kwecrusher dhizaini ye liner cavity. Iyo liner mhango yega yega 60-89 gyratory crusher yakagadzirirwa zvinoenderana nekuburitsa chiteshi chekugadzira application. Muchikamu chekutanga chebeneficiation process dhizaini, zvinoenderana neyakasiyana dhizaini dhizaini uye mashandiro maparamita kuseta crusher discharge port, uyezve zvichienderana nekugadzirwa kweiyo liners cavity. Mushure mekunge dhizaini ye liner cavity yapedzwa, chiteshi chekuburitsa mukugadzirwa chaiko chinoda kuchengetwa pamutengo wakatarwa, kuitira kuti ive nechokwadi chekuremerwa kwekunetseka kwezvikamu zvese zvinomhanya zvecrusher uye kupfeka yunifomu ye liner. Kana iyo midziyo yekuburitsa chiteshi ichida kuchinjwa mukuita kwekugadzira, zvinodikanwa kugadzirisazve liner cavity.

Parizvino, manganese simbi liner inoshandiswa mu60-89 coarse crushing cycle crusher munzvimbo yemugodhi yeQidashan Iron Mine ine matambudziko anotevera: hupenyu hupfupi hwesevhisi, kutsiva kazhinji, nguva yekuisa kwenguva refu, basa rekugadzirisa rakaomarara, chiyero chekushanda kwemidziyo yakaderera, nezvimwewo.

• • Hupenyu hwesevhisi yepakutanga manganese gyratory crusher liners ipfupi, iyo hupenyu hwesevhisi ye gyratory crusher concave segment ingangoita mazuva makumi mana neshanu, uye iyo ye gyratory crusher mantles inosvika mazuva makumi maviri. Izvo zvinodikanwa kumisa muchina nguva nenguva kutsiva ndiro yekugadzika, zvichikonzera kuderera kwekushanda kweiyo crusher.
  • Kune akawanda zvidimbu zve gyratory crusher concave zvikamu uye maitiro ekuisa akaomarara. Kuiswa kwega kwega kunotora mazuva 5-7. Nekuti iyo manganese simbi yesimbi ndiro ichawedzera pasi pesimba rekupwanya, zvinodikanwa kuchengetedza mukaha pakati pemarata ekuisa panguva yekuiswa. Iyo gap haifanirwe kuve yakatetepa kana yakafara zvakanyanya, zvikasadaro, yakajairika kushanda kweplate yekubikira kuchakanganiswa. Nokudaro, zvinotora nguva yakawanda kuisa ndiro yekugadzira. Zvinotora inopfuura mwedzi miviri kutsiva liner yeyakaomesesa kupwanya gyratory crusher gore rega rega, iyo inodzora zvakanyanya nzvimbo yekuvandudza kuburitsa system.
  • Mukaha uripo pakati pemanganese simbi liner mahwendefa uchabviswa kana manganese simbi inoshandiswa pakuwedzera manganese simbi panguva yekugadzira. Panguva ino, chikamu chakawedzerwa chinoda kurongedzerwa nenguva kuti chichengetedze gaka. Kana iyo clearance ikabviswa, kushushikana kwakawedzera kweplate yekumashure kunoendeswa kune iyo furemu, izvo zvinogona kukonzera kukuvadzwa kwechimiro uye mutengo wekugadzirisa wakakwira. Basa rekuchengetedza rakaoma uye rinoda kumira, izvo zvinoderedza kushanda kwemidziyo.

Kusarudzwa kwezvinhu uye Cavity Kuvandudza

Zvichienderana nemamiriro ekushanda, injinjini yedu inotanga kugadzira liner nyowani uye mhando nyowani ye liner cavity yakagadziridzwa. Iyo yakagadziridzwa liner cavity yakasanganiswa neye optimized alloy material inogona kurebesa hupenyu hwesevhisi ye liner uye kuderedza kutsiva nguva yeliner yega yega.

Iyo optimized liner ine zvinotevera kuvandudzwa.

1. Nzvimbo yekupwanya inogadziridzwa uye yakaenzana kuitira kuti kushushikana kwenzvimbo imwe neimwe yekupwanya kuve yunifomu uye kupfeka kwakaenzana.
2. Dhizaini yekamuri yekupwanya inovandudzwa, kupfeka kwasara uremu hwejasi uye concave kushoma uye kunoenderana, uye kuenzanisa uye kushandiswa chiyero chejasi uye concave inovandudzwa kusvika pamwero mukuru. Dhizaini yekamuri yekupwanya inovandudzwa, iyo yakasara uremu hwekoni yakagadziriswa uye inofambisa koni liner ishoma uye inowirirana, uye kuenzanisa uye kushandiswa kwechiyero chejasi uye concave kunovandudzwa kusvika pamwero mukuru.
3. Zvinhu zvakasiyana-siyana zvealloy zvinosarudzwa kuti zvienderane nezvinodiwa zvakasiyana-siyana zvekutambudzika kwakasiyana-siyana uye kupfeka mamiriro ekugadzirisa ndiro yechikamu chimwe nechimwe chekamuri yekupwanya. Yekutanga layer kune yechina layer ye gyratory crusher concave segment yakagadzirwa neyepamusoro chromium cast iron alloy. Kuburikidza nekukanda kwakasimba uye kupisa kwekupisa maitiro, iyo yekutanga kuomarara inogona kusvika 600hbn, iyo inogona kusangana nezvinodiwa zvekupfekwa kwepamusoro kweplate yekubikira mukati uye yakaderera zvikamu zvekupwanya kamuri Chikamu chechishanu chinogadzirwa nepamusoro manganese simbi yakakandwa kuti isangane nezvinodiwa. yekukanganisa kuramba uye kupfeka kuramba kwe lining plate kumusoro kwekamuri yekupwanya.
4. Iyo yakajairwa uye yakakora gyratory crusher mantles inogadzirwa kuti ienderane neiyo gyratory crusher mantles pasi pemadhigirii ekupfeka akasiyana, kuitira kuti uwedzere hupenyu hwebasa reiyo gyratory crusher mantles uye kudzivirira kutsiva gyratory crusher mantles pamberi nekuda kwekutadza kuchengetedza kubuda. port ye crusher pane yakatarwa kukosha. Iyo gyratory crusher concave segment inotora matatu-layer dhizaini, uye zvikamu zvakasiyana zvinogona kutsiviwa zvinoenderana neakasiyana mapfekero emamiriro ekushandisa chiyero cheiyo gyratory crusher mantles inowedzerwa, uye mutengo wezvipfeko zvekupfeka zvemidziyo wakaderedzwa.
5. Iyo yekuisa nzira ye gyratory crusher concave segment inovandudzwa, uye kushanda zvakanaka kunovandudzwa. Nekuda kweiyo yakakwira chromium alloy zvinhu zvakasarudzwa kubva padanho rekutanga kusvika kune rechina, sezvakaratidzwa mumufananidzo 3, haizopfuuri pasi pemhedzisiro yekupwanya kwekunze kwesimba, saka hazvifanirwe kuchengetedza uye kugadzirisa mukaha pakati pemaplateti. panguva yekuisa. Direct yekumisikidza yekumisikidza inogona kugamuchirwa kuti ikurumidze kufambira mberi kwekuisa uye kuderedza nguva yekushandisa yekuisa ndiro yekuisa. Ona Mufananidzo 4 we taper pin type fixation pakati pechikamu chechishanu chetaper lining plates, izvo zvisingatore nguva yakawanda kugadzirisa sekutanga kuiswa kwekiyi yekugadzira mahwendefa.
6. Iyo gyratory crusher mantles zvinhu sarudza Mn18Cr2NiMoV alloy simbi. Pasi pechinhu chitsva ichi, hupenyu hurefu hwejasi hunogona kuwedzera ne20%.

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