Hore re kgone ho fihlela ditlhoko tsa bareki hantle, mesebetsi yohle ya rona e etswa ka thata ho latela lepetjo la rona le reng “Boleng bo Hodimo, Ditjeo tsa Tlhodisano, Tshebeletso e Potlakileng” bakeng sa Dilemo tse 18 tsa Fektheri ya Graphite bakeng sa ho Qhibilihisa le ho Lahla Tshepe, Re na le boiphihlelo ba dilemo tse fetang 20 indastering ena, mme thekiso ya rona e koetlisitswe hantle. Re ka o fa ditlhahiso tse hloahloa ka ho fetisisa ho fihlela ditlhoko tsa dihlahiswa tsa hao. Mathata afe kapa afe, tloo ho rona!
Hore re kgone ho fihlela ditlhoko tsa bareki ka botlalo, mesebetsi yohle ya rona e etswa ka thata ho ya ka lepetjo la rona le reng "Boleng bo Hodimo, Ditjeo tsa Tlhodisano, Tshebeletso e Potlakileng" bakeng saChina Graphite Hlobo le Graphite, Ho etsa hore moreki e mong le e mong a khotsofale ka rona le ho fihlela katleho ea bohle, re tla tsoela pele ho leka ka hohle ho u sebeletsa le ho u khotsofatsa! Re labalabela ka tieo ho sebelisana le bareki ba bangata ba mose ho maoatle ho latela melemo ea bobeli le khoebo e kholo ea bokamoso. Kea leboha.
Graphite e nang le silicon ke thepa e kopaneng eo carbide ea silicon e hoketsoeng holim'a substrate ea graphite. E na le litšobotsi tsa ho ba thata haholo, matla a phahameng a mechini le ho hanyetsa ho tsofala ha carbide ea silicon, hammoho le thepa ea ho itlotsa le ho hanyetsa ho tsofala ha graphite ka mocheso. Ke thepa e loketseng ea khohlano le thepa ea tiiso ea mechini, e loketseng ho tiisa ka mechini lipompo tse fapaneng tsa metsi, lipompo tsa oli, lipompo tsa lik'hemik'hale le li-bearing tsa lipompo tse kholo tse fapaneng tse lebelo le tse nang le mojaro o moholo. Ho phaella moo, graphite e nang le silicon e na le khanyetso e ntle ea oxidation, khanyetso ea ho tsofala ha mocheso, porosity e tlase, le conductivity e itseng ea motlakase, 'me e ka sebelisoa e le thepa e kang li-crucible tsa tšepe tse qhibilihisang le li-tube tsa draft.
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Sebopeho sa graphite e nang le silicon sea tšoana, bokaholimo bo tsamaellana le bokahare, 'me karolelano ea sebopeho sa silicon carbide le graphite e ka fetoloa. Ha dikahare tsa silicon carbide li le holimo, boima ba thepa bo ba boholoanyane, matla a ho hatella a ba a hodimo, mme resistivity e a eketseha.
Setšoantšo sa metallographic sa graphite e entsoeng ka silicon
(karolo e ntšo ke graphite, karolo e putsoa ke silicon carbide, 'me karolo e tšoeu ke silicon)
| 硅化石墨主要技术指标 | |
| 类别 Ntho | 指标 Value |
| 密度 Density | 2.4-2.9g/cm³ |
| 孔隙率 Porosity | <0.5% |
| 抗压强度 Matla a hatellang | >400MPa |
| 抗折强度 Flexural matla Matla a ho tenyetseha | >120MPa |
| 热导率 Thermal conductivity | 120W/mK |
| 热膨胀系数 Coefficient ea katoloso ea mocheso | 4.5×10-6 |
| 弹性模量Modulus ea matla | 120GPa |
| 冲击强度 Matla a amang | 1.9KJ/m² |
| 水润滑摩擦系数 Metsi a lubricated friction | 0.005 |
| 干摩擦系数Dry friction coefficient | 0.05 |
| 化学稳定性 Botsitso ba lik'hemik'hale | 各种盐,有机溶剂,强酸(HF,HCl,H₂SO4,HNO₃) Matsoai a fapaneng, metsoako ea tlhaho, li-asidi tse matla (HF,HCl,H₂SO4,HNO₃) |
| 长期稳定使用温度 Mocheso o tsitsitseng oa tšebeliso ea nako e telele | 800℃(氧化气氛), 2300℃(惰性或真空气氛) 800℃ (sepakapaka se eketsang oksijene), 2300℃ (sepakapaka se se nang letho kapa se se nang vacuum) |
| 电阻率 Motlakase oa ho hanyetsa | 120×10-6Ωm |
Hore re kgone ho fihlela ditlhoko tsa bareki hantle, mesebetsi yohle ya rona e etswa ka thata ho latela lepetjo la rona le reng “Boleng bo Hodimo, Ditjeo tsa Tlhodisano, Tshebeletso e Potlakileng” bakeng sa Dilemo tse 18 tsa Fektheri ya Graphite bakeng sa ho Qhibilihisa le ho Lahla Tshepe, Re na le boiphihlelo ba dilemo tse fetang 20 indastering ena, mme thekiso ya rona e koetlisitswe hantle. Re ka o fa ditlhahiso tse hloahloa ka ho fetisisa ho fihlela ditlhoko tsa dihlahiswa tsa hao. Mathata afe kapa afe, tloo ho rona!
Fektheri ea Lilemo tse 18China Graphite Hlobo le Graphite, Ho etsa hore moreki e mong le e mong a khotsofale ka rona le ho fihlela katleho ea bohle, re tla tsoela pele ho leka ka hohle ho u sebeletsa le ho u khotsofatsa! Re labalabela ka tieo ho sebelisana le bareki ba bangata ba mose ho maoatle ho latela melemo ea bobeli le khoebo e kholo ea bokamoso. Kea leboha.
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