Hana ʻia nā electrodes graphite UHP me ka petroleum coke, ka nila coke e like me ka mea maka, ka lanahu pitch e like me ka mea hoʻopaʻa, ma hope o ka calcination, nā mea ʻai, ke kāwili ʻana, ka paʻi ʻana, ka ʻala, ka graphitization, ka mīkini a hoʻokuʻu ʻia i ka uila arc furnace steelmaking ma ke ʻano o ka ikehu uila. ma ke ano he mea hoohehee e wela ai ka umu hoohehee.
Inoa | Unite | anawaena o ka electrode 300mm-600mm | |||
maʻamau | Ana maoli | ||||
Electrode | Nipple | Electrode | Nipple | ||
Kū'ē uila kūikawā | μOhm • m | 6.2-6.5 | 5.5 | 5.0-6.5 | 4.5 |
Ka palena o ke kū'ē mechanical i ka piko | MPa | 10.5 | 16 | 14-16 | 18-20 |
Modulus elastic | GPa | 14 | 18 | 12 | 14 |
ʻO ka lehu maʻiʻo, ʻaʻole i ʻoi aku | % | 0.5 | 0.5 | 0.5 | 0.5 |
ʻAʻole emi ma mua o | g / cm3 | 1.64-1.65 | 1.70-1.72 | 1.72-1.75 | 1.78 |
Ka helu wela o ka hoʻonui laina (100-600 ° C) | × 10-6 / ℃ | 1.5 | 1.4 | 1.3 | 1.2 |
Anawaena | Ka lōʻihi | ||||||
Anawaena inoa inoa | Anawaena maoli | Nominal lōʻihi | hoʻomanawanui | ||||
Millimita (mm) | ʻīniha (inihi) | Max. (Max.) | Min (min) | mm | Ka lōʻihi | ka nui loa | |
300 | 12 | 307 | 302 | 1600 1800 |
± 100 | -100 | -275 |
350 | 14 | 357 | 352 | ||||
400 | 16 | 409 | 403 | ||||
450 | 18 | 460 | 454 | ||||
500 | 20 | 511 | 505 | 1600/1800/2000/2200 | ± 100 | -100 | -275 |
550 | 22 | 556 | 553 | ||||
600 | 24 | 613 | 607 |
Anawaena inoa inoa | Ka puka o kēia manawa (A) | Ka mānoanoa o kēia manawa (A / cm2) | |
Millimita (mm) | ʻīniha (inihi) | ||
250 | 10 | 9200-15100 | 21-30 |
300 | 12 | 13000-22000 | 20-30 |
350 | 14 | 20000-30000 | 20-30 |
400 | 16 | 25000-40000 | 19-30 |
450 | 18 | 32000-45000 | 19-27 |
500 | 20 | 38000-55000 | 18-27 |
550 | 48000-60000 | 18-24 | |
600 | 24 | 52000-72000 | 18-24 |
700 | 27th | 62000-95000 | 18-24 |
Hiki ke hoʻohana nui ʻia ka graphite electrode uhp i ka umu ahi arc a me ka umu hoʻomaʻemaʻe ladle no ka hana kila. Hiki ke hoʻohana nui ʻia nā electrodes graphite uhp i ka umu hoʻoheheʻe uila no ka hana ʻana i ka ferroalloy, silika maʻemaʻe, phosphorus melemele, copper matte, calcium carbide a pēlā aku.
ʻO ka hale hana refractory RS ma ke ʻano he graphite electrode uhp mea hana ma Kina, he nui nā pono hoʻokūkū ma ka mākeke. inā loaʻa iā ʻoe ke koi i nā electrodes graphite uhp, a i ʻole he mau nīnau ma ka uhp graphite electrode e pili ana i nā hōʻailona kino a me nā kemika, e ʻoluʻolu e kelepona mai iā mākou no ka manuahi, e hāʻawi mākou iā ʻoe i nā electrodes graphite uhp kiʻekiʻe.