
UHP Ultra-High Power Graphite Electrode Details UHP (Ultra-High Power) ma graphite maelekitirodi ndi chinthu chofunikira kwambiri m'mafakitale amakono azitsulo, opangidwa kuti azitha kupirira katundu wamakono. Amagwiritsidwa ntchito makamaka pakupanga zitsulo zamagetsi arc ng'anjo komanso kusungunula kwa alloy, ndi ...
UHP Ultra-High Power Graphite Electrode Tsatanetsatane
UHP (Ultra-High Power) ma graphite maelekitirodi ndi chinthu chofunikira kwambiri m'mafakitale amakono opangira zitsulo, opangidwa kuti azitha kupirira katundu wamakono. Amagwiritsidwa ntchito makamaka pakupanga zitsulo zamagetsi arc ng'anjo ndi kusungunula kwapamwamba kwa alloy, ndipo ubwino wawo wogwiritsira ntchito mphamvu zochepa komanso kukhazikika kwakukulu kumawapangitsa kukhala ofunika kwambiri pakukweza mafakitale.
I. Tanthauzo Lachikulu ndi Ubwino wa Kachitidwe
- Core Positioning: Imatha kupirira kachulukidwe kakali pano pamwamba pa 25 A/cm² (mpaka 40 A/cm²), kusungunuka bwino kudzera pa ma arcs amagetsi otentha kwambiri opitilira 3000 ° C opangidwa pakati pa nsonga ya electrode ndi ng'anjo yamoto. Ndiwo gawo lalikulu la ng'anjo zamagetsi zamphamvu kwambiri (EAFs) ndikuyenga ng'anjo.
- Zofunikira Zogwirira Ntchito:
- Mayendedwe a Magetsi: Kukaniza ≤ 6.2 μΩ·m (zinthu zina zapamwamba zotsika mpaka 4.2 μΩ · m), zopambana kwambiri kuposa maelekitirodi wamba amphamvu (HP);
- Mphamvu zamakina: Mphamvu za Flexural ≥ 10 MPa (malo olumikizira amatha kufikira 20 MPa), otha kupirira kukhudzidwa ndi kuyitanitsa ndi kugwedezeka kwamagetsi;
- Kukhazikika kwa Matenthedwe: Coefficient of thermal expansion only 1.0-1.5 × 10⁻⁶/℃, osati sachedwa kusweka kapena spalling pansi pa kutentha mofulumira ndi kuzizira;
- Makhalidwe a Chemical: Phulusa la ≤ 0.2%, kachulukidwe 1.64-1.76 g/cm³, oxidation amphamvu ndi kukana dzimbiri, zomwe zimapangitsa kuti pakhale kutsika kwa tani yachitsulo.
II. Core Production Process ndi Zopangira Zopangira
- Zida Zopangira Zofunika Kwambiri: Kugwiritsa ntchito 100% ya singano yamtengo wapatali ya petroleum (kuonetsetsa kuti kufalikira kochepa komanso kuyendetsa bwino), kuphatikizapo kusinthidwa kwa kutentha kwapakati pa kutentha kwapakati (kufewa 108-112 ° C) ndi kutsika kwa quinoline kosasunthika (QI ≤ ting agent 0.5%). - Njira Yapakati: Njirayi imaphatikizapo kusakaniza ndi kukanda → kuumba kwa extrusion → calcination (kawiri) → kulowetsedwa kwamphamvu kwambiri (kamodzi kwa thupi la electrode, katatu kwa cholumikizira) → graphitization (ndondomeko yapamzere yopitilira 2800 ℃) → kukonza makina. Kuwongolera kolondola kwa kutentha ndi kukhathamiritsa kwa magawo kumatsimikizira kulondola kwazinthu (kulolera molunjika ± 10mm/50m) ndi kukhazikika kwa magwiridwe antchito.
- Njira Yatsopano: Njira yokhathamiritsa ya "kulowetsedwa kumodzi, kuwerengetsa kuwiri" kumafupikitsa nthawi yopanga ndi masiku 15-30 poyerekeza ndi njira zachikhalidwe, kuchepetsa mtengo ndi pafupifupi 2000 RMB/tani, ndikusunga kukana kugwedezeka kwamafuta.
III. Zochitika Zazikulu Zogwiritsira Ntchito
- Munda Wotsogola: AC/DC Ultra-high power electric arc ng'anjo ya ng'anjo, yomwe imagwiritsidwa ntchito popanga zitsulo zamtengo wapatali za alloy ndi chitsulo chapadera, kukonza bwino kusungunula ndi kupitirira 30% ndi kuchepetsa kugwiritsa ntchito mphamvu ndi 15% -20%;
- Ntchito Zowonjezereka: Kusungunula kwa zipangizo zamakono monga silicon ya mafakitale, ferrosilicon, ndi phosphorous yachikasu m'ng'anjo za arc pansi pamadzi, komanso kupanga zinthu zotentha kwambiri monga corundum ndi abrasives, zomwe zimagwirizana ndi zosiyana siyana za ng'anjo zamagetsi (m'mimba mwake 12-28 mainchesi, mphamvu yamakono yonyamula 1200000-1200 2000 2000 A200).
IV. Mtengo Wamakampani ndi Mayendedwe Achitukuko
- Kufunika Kwambiri: Kuyendetsa kusintha kwa zitsulo zopangira ng'anjo yamagetsi yamagetsi kupita ku njira "zachangu, zoyeretsera, komanso zogwira mtima kwambiri", ndi chinthu chofunikira kwambiri pakupulumutsa mphamvu ndi kuchepetsa utsi mumakampani azitsulo komanso kuthana ndi mitengo ya kaboni. Gawo lake lamsika likuyembekezeka kupitilira 60% ya kuchuluka kwa ma elekitirodi a graphite pofika chaka cha 2025, ndi mtengo wa pafupifupi 18,000 RMB/ton;
- Malangizo Aukadaulo: Kuyang'ana pakusintha kwa zokutira za graphene (kuchepetsa kukana kukhudzana ndi 40%), silicon carbide composite reinforcement, kupanga mwanzeru (kuyerekeza kwamapasa a digito), ndi chuma chozungulira (chiwopsezo chobwezeretsa fumbi 99.9%+ kuchira kwa zinyalala), kuti mupititse patsogolo moyo wanthawi yayitali komanso kuyanjana ndi chilengedwe.