Nrog rau tus nqi siab ntawm cov graphite electrodes thiab qhov kev thov qis dua, kev xav hauv kev lag luam graphite electrode tau sib txawv tsis ntev los no. Ntawm ib sab tes, kev muab khoom thiab kev thov hauv kev lag luam tsis ntev los no tseem qhia txog qhov xwm txheej tsis sib npaug, thiab qee lub tuam txhab graphite electrode tseem muaj lub siab xav xa khoom thiab khaws cov khoom lag luam; Ntawm qhov tod tes, tus nqi tsim khoom ntawm graphite electrodes siab, thiab tag nrho cov txiaj ntsig kev lag luam tsis txaus. Txhawm rau kom tsis txhob muaj kev hloov pauv tus nqi, cov tuam txhab graphite electrode kuj txaus siab los tswj tus nqi.
Txij li thaum lub Cuaj Hlis 6, 2021, cov nqi tseem ceeb ntawm cov graphite electrodes hauv Suav teb nrog lub cheeb ntawm 300-600mm: lub zog ib txwm 15000-18000 yuan / ton; lub zog siab 17000-20500 yuan / ton; lub zog siab heev 17000-25000 yuan / ton; ultra-high-power 700mm graphite Electrode 27000-30000 yuan / ton. Tus nqi lag luam nruab nrab ntawm cov graphite electrodes hauv Suav teb yog 20,286 yuan / ton, txo qis 7.49% los ntawm tib lub sijhawm lub hli tas los, nce 29.98% los ntawm thaum pib ntawm lub xyoo, thiab nce 54.10% los ntawm tib lub sijhawm xyoo tas los.
Kev nyuaj siab rau tus nqi ntawm graphite electrodes:
1. Tus nqi ntawm cov koob coke thiab cov thee pitch nyob rau sab saud ntawm cov graphite electrodes siab heev, thiab tus nqi ntawm cov roj av coke uas tsis muaj sulfur tseem pheej nce ntxiv, ua rau muaj kev nyuaj siab rau tus nqi ntawm cov graphite electrodes nce ntxiv.
2. Cuam tshuam los ntawm cov yam xws li kev txo hwj chim hauv Inner Mongolia thiab dej nyab hauv Henan, thiab nyiam los ntawm qhov txiaj ntsig siab ntawm kev ua graphitization electrode tsis zoo, ib feem ntawm lub peev xwm graphitization electrode graphitization raug hloov mus rau lub peev xwm graphitization electrode tsis zoo. Cov peev txheej graphitization electrode graphitization graphite electrode nruj, thiab graphite electrode ci, cov nqi ua graphitization tau nce siab.
Kev xav txog kev muab khoom ntawm kev lag luam graphite electrode tau muab faib ua ob pawg. Txij li thaum tus nqi ntawm cov roj av coke uas muaj sulfur tsawg poob rau lub Tsib Hlis, qee lub tuam txhab graphite electrode me thiab nruab nrab tau txo qis kev tsim khoom raws li kev xav tos thiab saib ntawm kev lag luam. Thaum Lub Xya Hli-Cuaj Hlis, kev lag luam graphite electrode terminal tiav lawm yog lub caij tsis muaj, thiab tus nqi ntawm cov khoom siv raw uas sib tshooj tseem nce siab. Qee lub tuam txhab graphite electrode muaj cov phiaj xwm los txo qis kev tsim khoom thiab kev tsim khoom, thiab lub peev xwm tsim khoom pib ntawm kev lag luam graphite electrode maj mam siv.
♦Cov chaw tsim khoom lag luam feem ntau ua haujlwm ntau dua thaum ntxov ntawm kev tsim khoom, thiab tsis ntev los no tso tawm lawv lub peev xwm tsim khoom, tsom mus rau kev xa khoom nquag, tab sis cov neeg siv khoom lag luam graphite electrode tseem ruaj khov thiab tsis muaj kev nyuaj siab rau kev xa khoom.
♦Ib feem ntawm cov tuam txhab me thiab nruab nrab graphite electrode muaj feem lag luam tsawg. Tsis tas li ntawd, vim yog lub caij tsis muaj neeg xav tau khoom, cov tuam txhab tsom mus rau kev xa khoom, thiab tus nqi pauv ntawm cov xaj ib tus zuj zus qis dua li kev ua lag luam.
♦Ib feem ntawm cov tuam txhab graphite electrode uas muaj kev tsim khoom thiab kev muag khoom ruaj khov thiab cov khoom muag tsawg, nyob rau hauv kev nyuaj siab ntawm tus nqi, lub tuam txhab tsis kam muag yog qhov pom tseeb dua. Yuav kom tsis txhob muaj kev hloov pauv tus nqi, qee lub tuam txhab tau nce tus nqi ntawm graphite electrodes me ntsis.
Ntawm ib sab tes, cov khoom siv graphite electrode uas qee lub Hoobkas hlau fais fab tau yuav thaum ntxov maj mam ploj mus. Muaj kev tshaj tawm tias qee lub Hoobkas hlau fais fab muaj cov phiaj xwm yuav khoom yav tom ntej.
Ntawm qhov tod tes, thaum cov nqi khoom siv raw ntawm graphite electrodes txuas ntxiv nce siab, qee lub chaw ua hluav taws xob thiab qee cov neeg ua lag luam graphite electrode ntseeg tias tus nqi ntawm graphite electrodes nyob ze rau qhov rov qab los, thiab cov graphite electrodes downstream tab tom nrhiav kev nrhiav hauv qab. Txawm li cas los xij, nyob rau hauv qhov kev nyuaj siab ntawm tus nqi ntawm cov tuam txhab graphite electrode, muaj kev tsis kam muag kev xav.
Tsis tas li ntawd xwb, lub caij ntuj sov kub heev yuav dhau mus, lub caij tawm ntawm cov khoom lag luam tiav lawm ntawm graphite electrode yuav dhau mus, thiab qhov sib txawv ntawm cov khoom tiav lawm thiab cov khoom tiav lawm yuav muaj zog, ua rau kev ua lag luam zoo dua, qhov kev ua haujlwm ntawm cov chaw tsim hluav taws xob tau rov qab zoo me ntsis, thiab qhov kev thov rau graphite electrodes tau nce ntxiv.
Tsis ntev los no, cov lag luam downstream ntawm graphite electrode nquag coj cov khoom los ntawm hauv qab ntawm pawg ntawm graphite electrode tus nqi siab, muaj qee qhov tsis kam muag lub khw graphite electrode. Nyob rau hauv qhov xwm txheej ntawm tus nqi siab thiab kev thov zoo hauv kev lag luam silicon hlau downstream, tus nqi ntawm cov electrode graphite zoo tib yam thiab siab zog tau coj tus thawj coj rau rebound, thiab cov tuam txhab graphite electrode nrog cov khoom muag tsawg kuj tau nce me ntsis ntawm tus nqi ntawm ultra-siab zog graphite electrode. Nrog rau kev siv ntxiv ntawm graphite electrode kev lag luam khoom muag, nws xav tias nyob rau hauv nruab nrab ntawm 9 tom qab qhov kawg ntawm steel bidding, graphite electrode nqi yuav rebound.
Lub sijhawm tshaj tawm: Cuaj hlis-23-2021