Ntlafatsa bokgoni ba ho hlwekisa kgauta, boleng bo hodimo ba silica graphite crucible

Tlhaloso e Khutšoanyane:

Ningbo VET Energy Technology Co., Ltd. ke kgwebo ya theknoloji e phahameng e thehilweng Chaena. Re moetsi wa profeshenale le mofani wa dihlahiswa tsa Graphite silicide.


Qaqiso ea Sehlahisoa

Li-tag tsa Sehlahisoa

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.

Graphite e nang le Silicone (1)

Sebopeho sa siliconizedGraphite e lekana, bokaholimo bo tsamaellana le bokahare, mme karolelano ya sebopeho sa carbide ya silicon le graphite e ka fetolwa. Ha dikahare tsa carbide ya silicon di le hodimo, boima ba thepa bo eketseha, matla a ho hatella a eketseha, mme resistivity e a eketseha.

图片1

Setšoantšo sa metallographic sa siliconizedgraphite

(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
Litekanyetso tse ka sehloohong tsa graphite e nang le siliconized

类别 Ntho 指标 Boleng
密度 Botenya 2.4-2.9g/cm³
孔隙率 Ho ba le masoba <0.5%
抗压强度Matla a khatello >400MPa
抗折强度 Matla a ho tenyetseha

Matla a ho tenyetseha

>120MPa
热导率 Ho khanna ha mocheso 120W/mK
热膨胀系数Koefficient ea katoloso ea mocheso 4.5×10-6
弹性模量Modulus e tenyetsehang 120GPa
冲击强度Matla a tšusumetso 1.9KJ/m²
水润滑摩擦系数 Metsi a lubricated friction 0.005
干摩擦系数Koefficient ea khohlano e omileng 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 Ho hanyetsa motlakase 120×10-6Ωm

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