Coke yokhala ndi calcined specification yofanana imatha kusiyana kwambiri pamitengo kutengera makampani omwe ali pansi pake, chifukwa chachikulu ndichakuti mafakitale osiyanasiyana ali ndi "zofunikira pa specification" zosiyana kwambiri komanso "kufunitsitsa kulandira ndalama zolipirira" - kotero coke yomweyi yotuluka mu uvuni womwewo si chinthu chomwecho m'maso mwa makasitomala osiyanasiyana.
Choyamba, zofunikira pa kuchuluka kwa zinthu zotsalira ndi sulfure zimayambitsa kusiyana kwa mitengo. Ma anode ophikidwa kale kuti agwiritsidwe ntchito ndi aluminiyamu ali ndi malire okhwima pa vanadium, silicon, iron, ndi zinthu zina zotsalira, ndipo sulfure iyeneranso kulamulidwa pa 3.0% kapena kuchepera. Mtundu uwu wa "spec-grade" calcined coke ukhoza kugulitsidwa pa mayuan mazana angapo mpaka kupitirira chikwi pa tani kuposa coke wamba. Mwachitsanzo, coke wapakati-wapamwamba wa sulfure calcined coke wokhala ndi sulfure pa 3.0% ndi vanadium pansi pa 400 PPM unali ndi mtengo wapakati pamsika wa mayuan 3,100–3,200 pa tani mu June 2025, pomwe coke wamba wokhala ndi sulfure wa 3.0% koma wopanda zofunikira pa zinthu zotsalira unagulitsidwa pa mayuan pafupifupi 2,350 pa tani - kusiyana kwa mayuan pafupifupi 800. Coke yokhala ndi calcium yochepa ya sulfure ndi yodabwitsa kwambiri: coke yopangidwa kuchokera ku Fushun petroleum coke imatha kufika pamtengo wakale wa yuan 5,200–5,400 pa tani, pomwe coke yopangidwa kuchokera ku Jinxi kapena Jinzhou petroleum coke imagulitsidwa pa yuan 4,400–4,700 pa tani. Chiyambi cha zinthu zopangira zokha chimapanga kusiyana kwa yuan pafupifupi chikwi, ndipo mukayika sulfure pansi pa 0.5%, mtengo wake umawonjezeka kawiri.
Chachiwiri, phindu la makampani omwe ali pansi pa madzi ndi mphamvu yogulira zinthu zimatsimikizira kuchuluka kwa ndalama zomwe akufuna kulipira. Zipangizo za lithiamu-ion batire anode ndi ma graphite electrodes ali ndi "kufunikira kolimba mkati mwa kufunikira kolimba" kwa coke yokhala ndi sulfure yochepa - zinthu zawo zimakhala ndi mtengo wowonjezera, kotero ali okonzeka kutenga mitengo yoposa 5,000 yuan pa tani ndipo amathanso kupeza zinthu zopangira zikachepa. Mosiyana ndi zimenezi, ogwiritsa ntchito otsika monga silicon ndi galasi amagwiritsa ntchito coke yokhala ndi calcium ngati mafuta wamba kapena chochepetsera kutentha - amangoganizira za mtengo wotsika kwambiri ndipo amalimbana kwambiri ndi magwero okwera mtengo. Kufotokozera komweko kwa coke m'manja mwawo kungakhale kokwanira ma yuan 2,000 okha. Makampani opanga aluminiyamu a electrolytic, ngakhale kuti ndi ochuluka kwambiri, amachepetsa mitengo yogulira. Mu Julayi 2025, mitengo yotsika kuchokera ku mafakitale angapo a aluminiyamu inali ikutsikabe poyerekeza ndi Juni, zomwe zinachepetsa phindu la opanga coke yokhala ndi calcium mpaka kutayika kwa 170–250 yuan pa tani.
Chachitatu, "mtengo wogwirira ntchito" wa coke imodzi m'njira zosiyanasiyana zogwiritsira ntchito ndi wosiyana kwambiri. Mwachitsanzo, pamene coke yokhala ndi calcium yochepa ya sulfure ikugwiritsidwa ntchito mu ma electrode a graphite, imazindikira mphamvu yamagetsi ya electrode ndi kukana dzimbiri, zomwe zimakhudza mwachindunji ubwino wa chitsulo cham'munsi - makasitomala saganizira mtengo. Koma coke yomweyi yomwe imagwiritsidwa ntchito ngati carburizer imangosintha zitsulo zina zotsalira, ndipo makasitomala amaganizira kwambiri mtengo - salipira ngakhale 200 yuan yowonjezera pa tani. Mtundu uwu wa "premium yogwira ntchito" umapangitsa gulu lomwelo la coke kukhala ndi ndalama zosiyana kwambiri m'mafakitale osiyanasiyana.
Chachinayi, mitundu yogulira ndi nthawi yolipira zimawonjezeranso kusiyana kwa mitengo. Makampani opanga zinthu zopangidwa ndi aluminiyamu ndi anode nthawi zambiri amapereka nthawi yolipira, ndipo ena amakhala ndi chiopsezo cholephera kulipira. Opanga coke okhala ndi calcium, kuti asonkhanitse ndalama, ayenera kupikisana ndi makasitomala omwe ali ndi ngongole yabwino popereka mitengo yotsika. Mu theka loyamba la chaka cha 2025, makampani opanga coke okhala ndi sulfure yochepa adataya pafupifupi 200 yuan pa tani, ndipo sulfure wapakati-wapamwamba adataya pafupifupi 190 yuan pa tani. Opanga akupulumuka pakati pa kukwera ndi kutsika, akupereka zocheperako kwa makasitomala abwino pomwe amalipiritsa zambiri kwa ofooka - zomwe zimakulitsa kusiyana kwenikweni kwa mitengo yogulitsira m'magawo osiyanasiyana akumunsi.
Chidule cha chiganizo chimodzi: Calcined coke ndi "chopangidwa chomalizidwa pang'ono." Mtengo wake womaliza sukhazikitsidwa ndi uvuni - umatanthauzidwa pamodzi ndi malire a makampani otsika mtengo, mtengo wowonjezera wazinthu, ndi mphamvu yogulira. Mtundu womwewo wa coke womwe umalowa mu mzere wa graphite electrode ndikulowa mu uvuni wagalasi ndi misika iwiri yosiyana kwambiri yokhala ndi malingaliro awiri osiyana kwambiri amitengo.
Nthawi yotumizira: Meyi-12-2026