I-electrode ye-graphite ye-HP iyinto eqhubayo yokwenza insimbi yezitofu zikagesi ze-arc. Yenziwe nge-petroleum coke, i-needle coke, i-coal pitch futhi ikhiqizwa uchungechunge lwezinqubo zokukhiqiza eziqinile. Imigqa yamandla aphezulu ingena ngembobo ye-graphite electrode ngaphakathi komzimba wesithando. Lokhu kuzokhipha amandla kagesi esithandweni se-arc ukuze kushiswe isithando.
Isidingo sama-electrode amakhulu ububanzi besilokhu sikhula njengoba ubukhulu besithando se-EAF bukhula. Ama-electrode e-graphite anobubanzi obungu-500 mm noma u-600 mm asethandwa kakhulu eminyakeni yamuva nje.
Ukwelashwa kokulwa ne-oxidation ukuze kuhlale isikhathi eside.
Ubumsulwa obuphezulu, ukuminyana okuphezulu, ukuzinza okuqinile kwamakhemikhali.
Ukunemba okuphezulu komshini, ukuqedwa okuhle kwendawo.
Amandla aphezulu okusebenza ngomshini, ukumelana okuphansi kukagesi.
Ayikwazi ukuqhekeka nokuqhekeka.
Ukumelana okuphezulu ne-oxidation kanye nokushaqeka kokushisa.
Ama-electrode e-graphite asetshenziswa kabanzi ekukhiqizeni izinsimbi ze-alloy, insimbi nezinye izinto ezingezona ezensimbi, njll.
Isithando somlilo se-arc kagesi se-DC.
Isithando somlilo se-arc kagesi se-AC.
Isithando somlilo esingaphansi komhlaba esicwiliswe emanzini.
Ithebula 1: Ukucaciswa Kobuchwepheshe be-HP Graphite Electrode
| Ububanzi | Ukumelana | Ubuningi | Amandla Okugobeka | I-Modulus Enwebekayo | Okuqukethwe Komlotha | I-CTE | Umthwalo Wamanje | Ubuningi Bamanje | |
| (≤, µΩ·m) | (≥, g/cm3) | (≥, i-MPa) | (≤, i-GPa) | (≤, %) | (100 °C – 600 °C) | (A) | (A/cm2) | ||
| intshi | mm | (≤, 10-6/°C) | |||||||
| 8 | 200 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 5500–9000 | 18–25 |
| 9 | 225 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 6500–10000 | 18–25 |
| 10 | 250 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 8000–13000 | 18–25 |
| 12 | 300 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 13000–17400 | 17–24 |
| 14 | 350 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 17400–24000 | 17–24 |
| 16 | 400 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 21000–31000 | 16–24 |
| 18 | 450 | 6.0 | 1.65 | 10.5 | 12 | 0.3 | 2.4 | 25000–40000 | 15–24 |
| 20 | 500 | 6.0 | 1.65 | 10.5 | 14 | 0.3 | 2.2 | 30000–48000 | 15–24 |
| 22 | 550 | 6.0 | 1.64 | 10.5 | 14 | 0.3 | 2.2 | 37000–57000 | 15–23 |
| 24 | 600 | 6.0 | 1.64 | 10.5 | 14 | 0.3 | 2.2 | 44000–67000 | 15–23 |
Ithebula 2: Usayizi we-Graphite Electrode kanye nokubekezelelana
| Ububanzi (mm) | Ubude (mm) | ||||||
| Ububanzi obujwayelekile | Ububanzi Bangempela | Ubude Obujwayelekile | Ukubekezelelana | Ubude obufushane | |||
| (intshi) | (mm) | (ubuningi.) | (iminithi) | (indawo enzima) | |||
| 8 | 200 | 205 | 200 | 197 | 1600 | ±100 | -275 |
| 9 | 225 | 230 | 225 | 222 | 1600 | ||
| 10 | 250 | 256 | 251 | 248 | 1600/1800 | ||
| 12 | 300 | 307 | 302 | 299 | 1600/1800 | ||
| 14 | 350 | 357 | 352 | 349 | 1600/1800 | ||
| 16 | 400 | 409 | 403 | 400 | 1600/1800/2000/2200 | ||
| 18 | 450 | 460 | 454 | 451 | 1600/1800/2000/2200 | ||
| 20 | 500 | 511 | 505 | 502 | 1800/2000/2200/2400 | ||
| 22 | 550 | 562 | 556 | 553 | 1800/2000/2200/2400 | ||
| 24 | 600 | 613 | 607 | 604 | 2000/2200/2400 | ||
Kufanele kube neziphambeko noma imigodi engaphansi kwemibili ebusweni be-electrode, ubukhulu bayo obukhulu bushiwo eshadini elingezansi.
Akufanele kube khona ukuqhekeka okuphambeneyo ebusweni be-electrode. Ku-crack ende, ubude kufanele bube ngaphansi kuka-5% womjikelezo we-electrode kanti ububanzi kufanele bube ngu-0.3 kuya ku-1.0 mm.
Ububanzi bendawo emnyama ebusweni be-electrode kufanele bube ngaphansi kwe-1/10 yesiyingi se-electrode futhi ubude kufanele bube ngaphansi kwe-1/3 ye-electrode.
| ImininingwaneIsilinganiso Esiphelele | Ububanzi obujwayelekile be-Graphite Electrode (mm) | |
| 300–400 | 450–600 | |
| Ububanzi (mm) | 20–40 | 30–50 |
| ( | ( | |
| Ukujula (mm) | 5–10 | 10–15 |
| ( | ( | |
Umbuzo 1: Ingabe eyakhoinkampani i-AO HUIumenzi noma umhwebi?
A1: Umkhiqizi, ngesinye isikhathi sisiza amakhasimende ethu ukuthi athenge imikhiqizo efanele njengomhwebi.
Umbuzo 2: Iyini i-MOQ?
A2. Akukho mkhawulo.
Q3: Singavakashela ifektri yakho?
A3: Yebo, wamukelekile nganoma yisiphi isikhathi, ukubona kuwukukholwa
Q4: Iyini imigomo yakho yokukhokha?
A4: Ukuxoxisana
Q5: Ingabe inkampani yakho iyakwamukela ukwenza ngokwezifiso?
A5: Amaqembu ochwepheshe bezobuchwepheshe kanye nonjiniyela bonke bangakwanelisa.
Q6: Uqinisekisa kanjani ikhwalithi?
A6: Kuzo zonke izinqubo zokukhiqiza, sinesistimu ephelele ye-QC yokwakheka kwamakhemikhali kanye nezakhiwo zomzimba. Ngemuva kokukhiqiza, zonke izimpahla zizohlolwa, futhi isitifiketi sekhwalithi sizothunyelwa kanye nezimpahla.
Umbuzo 7: Ingakanani ingxenye yebhizinisi lakwamanye amazwe?
A7: Imakethe yakwamanye amazwe cishe ingu-50%; Imakethe yasekhaya cishe ingu-50%; futhi manje isilinganiso sokuthumela kwamanye amazwe siyanda.
Q8: Inkampani yakho ingakunikezaamasampula?
A8: Yebo, singanikeza amasampula mahhala, futhi imithwalo izothwalwa amakhasimende.