Hiki ke ʻokoʻa loa ke kumukūʻai o ke kōke i hoʻoheheʻe ʻia o ke ʻano kikoʻī like ma muli o ka ʻoihana ma hope, no ka mea, ʻo ke kumu nui, he ʻokoʻa loa nā "koi kikoʻī" o nā ʻoihana like ʻole a me ka "makemake e omo i nā uku nui" - no laila, ʻo ka kōke like e puka mai ana mai ka umu like, ʻaʻole ia he waiwai like i nā maka o nā mea kūʻai aku like ʻole.
ʻO ka mea mua, ʻo nā koi o ka trace element a me ka sulfur e hoʻokele pololei i ka ʻokoʻa kumukūʻai. ʻO nā anodes i hoʻomoʻa mua ʻia no ka hoʻohana ʻana i ka alumini he mau palena paʻa i ka vanadium, silicon, hao, a me nā trace element ʻē aʻe, a pono e kāohi ʻia ka sulfur ma 3.0% a i ʻole haʻahaʻa. Hiki i kēia ʻano coke calcined "spec-grade" ke kūʻai aku no kekahi mau haneli a ʻoi aku ma mua o hoʻokahi tausani yuan no kēlā me kēia tona ma mua o ka coke generic. No ka laʻana, ʻo ka coke calcined sulfur medium-high me ka sulfur ma 3.0% a me ka vanadium ma lalo o 400 PPM he awelika kumukūʻai mākeke o 3,100-3,200 yuan no kēlā me kēia tona i Iune 2025, ʻoiai ʻo ka coke generic me ka sulfur like 3.0% akā ʻaʻohe koi trace element i kūʻai ʻia no kahi o 2,350 yuan no kēlā me kēia tona - kahi ʻokoʻa o aneane 800 yuan. ʻOi aku ka weliweli o ka coke calcined haʻahaʻa-sulfur: hiki i ka coke i hana ʻia mai ka Fushun petroleum coke ke hōʻea i ke kumukūʻai ma mua o ka hale hana o 5,200–5,400 yuan no ke tona, ʻoiai ʻo ka coke i hana ʻia mai Jinxi a i ʻole Jinzhou petroleum coke e kūʻai wale ʻia no 4,400–4,700 yuan no ke tona. ʻO ke kumu o nā mea maka wale nō e hana ai i kahi hakahaka o aneane hoʻokahi tausani yuan, a i ka wā e kau ai ʻoe i ke koi koi o ka sulfur ma lalo o 0.5%, e pālua maoli ke kumukūʻai.
ʻO ka lua, ʻo ka loaʻa kālā o ka ʻoihana ma lalo a me ka mana kūkākūkā e hoʻoholo ai i ka nui o kā lākou makemake e uku. Loaʻa i nā mea anode pākahiko lithium-ion a me nā electrodes graphite kahi "koi paʻa i loko o ke koi paʻa" no ka coke calcined haʻahaʻa-sulfur - loaʻa i kā lākou huahana ka waiwai i hoʻohui ʻia, no laila makemake lākou e omo i nā kumukūʻai ma luna o 5,000 yuan no ka tona a hoʻopaʻa i ka lako ke paʻa nā mea maka. I ka hoʻohālikelike ʻana, mālama nā mea hoʻohana ma lalo e like me ka silicon ʻoihana a me ke aniani i ka coke calcined ʻaʻohe mea ʻē aʻe ma mua o ka wahie maʻamau a i ʻole ka reductant - mālama wale lākou i ke kumukūʻai haʻahaʻa loa a kūʻē loa i nā kumu pipiʻi. ʻO ke kikoʻī like o ka coke ma ko lākou mau lima he 2,000-something yuan wale nō. ʻO ka ʻoihana alumini electrolytic, ʻoiai kona nui nui, e ʻomi ana i nā kumukūʻai kūʻai. I Iulai 2025, ua emi mau nā kumukūʻai tender mai nā hale hana alumini he nui i hoʻohālikelike ʻia me Iune, e hoʻopaʻa ana i nā palena o nā mea hana coke calcined i kahi pohō o 170-250 yuan no ka tona.
ʻO ke kolu, ʻokoʻa loa ka "waiwai hana" o ka coke like i nā hiʻohiʻona noi like ʻole. No ka laʻana, i ka wā e hoʻohana ʻia ai ka coke calcined haʻahaʻa-sulfur i nā electrodes graphite, hoʻoholo ia i ka conductivity uila o ka electrode a me ke kūpaʻa ʻana i ka corrosion, kahi e hoʻopilikia pololei ai i ka maikaʻi o ke kila ma hope - ʻaʻole pili nā mea kūʻai aku i ke kumukūʻai. Akā ʻo ka coke like i hoʻohana ʻia ma ke ʻano he carburizer e pani wale ana i kekahi kila ʻōpala, a pili loa nā mea kūʻai aku i ke kumukūʻai - ʻaʻole lākou e uku i 200 yuan keu no kēlā me kēia tona. ʻO kēia ʻano "premium hana" e hoʻolilo i ka pūʻulu coke like i waiwai nui i nā ʻano ʻokoʻa ma nā ʻoihana like ʻole.
ʻO ka hā, ʻo nā ʻano kūʻai a me nā huaʻōlelo uku e hoʻonui pū i ka hakahaka kumukūʻai. Hāʻawi pinepine nā ʻoihana alumini electrolytic a me nā mea anode i nā huaʻōlelo hōʻaiʻē, a lawe kekahi i ka pilikia o ka hemahema. Pono nā mea hana coke calcined, i mea e hōʻiliʻili ai i nā uku, e hoʻokūkū no nā mea kūʻai aku me ka hōʻaiʻē maikaʻi ma ka hāʻawi ʻana i nā kumukūʻai haʻahaʻa. I ka hapa mua o 2025, ua loaʻa i ka ʻoihana coke calcined low-sulfur ka awelika o ka pohō o 200 yuan no ka tona, a ʻo ka sulfur waena-kiʻekiʻe ka awelika o ka pohō o 190 yuan no ka tona. Ke ola nei nā mea hana i ka ʻūlū ma waena o uka a me lalo, e hāʻawi ana i nā ʻae i nā mea kūʻai aku maikaʻi me ka hoʻopiʻi ʻana i nā mea nāwaliwali - kahi e hoʻonui hou ai i ka hakahaka kumukūʻai kūʻai maoli ma nā ʻāpana like ʻole ma lalo.
Hōʻuluʻulu manaʻo hoʻokahi: ʻO ka coke calcined he "huahana hapa-hoʻopau." ʻAʻole i hoʻonohonoho ʻia kona kumukūʻai hope loa e ka umu ahi - ua wehewehe like ʻia e nā paepae kikoʻī o ka ʻoihana ma hope, ka waiwai i hoʻohui ʻia o ka huahana, a me ka mana kūkākūkā. ʻO ka tona like o ka coke e hele ana i loko o kahi laina electrode graphite a e hele ana i loko o kahi umu aniani he ʻelua mau mākeke like ʻole me ʻelua mau loina kumukūʻai like ʻole.
Ka manawa hoʻouna: Mei-12-2026