
Ultra-yakakwirira simba graphite electrodes chinhu chinodyiwa mumagetsi emazuva ano arc furnace steelmaking, yakanyatsogadzirirwa iyo yepamusoro-ikozvino, yepamusoro-tembiricha yekunyungudutsa mumiti yesimbi. Dzinogona kuburitsa tembiricha dzinodarika 3000°C kuburikidza nepamusoro-soro arc, zvichigonesa kukurumidza m...
Ultra-yakakwirira simba graphite electrodes chinhu chinodyiwa mumagetsi emazuva ano arc furnace steelmaking, yakanyatsogadzirirwa iyo yepamusoro-ikozvino, yepamusoro-tembiricha yekunyungudutsa mumiti yesimbi. Dzinokwanisa kugadzira tembiricha dzinodarika 3000°C kuburikidza nepamusoro-soro arc, zvichiita kuti zvirasha zvinyunguduke nekukurumidza uye kunatswa kwesimbi yakanyungudutswa. Chigadzirwa chacho chinogadzirwa kubva kune 100% kunze kwenyika tsono coke, inogadziriswa kuburikidza neatatu impregnations uye mana ekubikira mavhiri, uye yakakwirira-tembiricha graphitization, zvichikonzera kumusoro-tier kuita: kuwanda density ≥1.69 g/cm³, resistivity ≤5.5 μΩm, thermal kuwedzera 1 × ≁≤ coefficient. uye flexural simba ≥12.0 MPa, nepamusoro-soro kushanda pamwe chete (kuwanda kwehuwandu ≥1.75 g/cm³, resistivity ≤4.5 μΩm).
Inokodzera 145-ton uye hombe ladle yekunatsa mavira, nguva yekunatsa inongova 11-15 maminetsi pachoto chimwe chete, ine electrode inoshandiswa yakaderera se0.30 kg/tani yesimbi, ichichengetedza simba rinopfuura 15% kana zvichienzaniswa nemagetsi akajairika uye kuwedzera kunyunguduka kwakanaka ne20%. Chigadzirwa chacho chine majoini akasimba akasimba, kuramba kune yakanyanyisa tembiricha misiyano uye electromagnetic vibration, uye hapana njodzi yekuvharirwa kana kutsemuka, kunyatsoona kuenderera mberi kwekugadzirwa muzvirimwa zvesimbi, kudzikisa mutengo wese wekushanda, uye kushanda sechinhu chakakosha chinotsigira kukwidziridzwa kwegirinhi kwepfupi-maitiro simbi.