Ring ɗin Hatimin SiC

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Silicon Carbide suna da kaddarorin kyakkyawan juriya-lalata, babban ƙarfin injina, haɓakar zafin jiki mai ƙarfi, mai kyau mai mai da ake amfani da shi azaman fuskokin hatimi, bearings da bututu a cikin jirgin sama, injina, ƙarfe, bugu da rini, kayan abinci, magunguna, masana'antar mota da sauransu. kan. Lokacin da aka haɗa fuskokin sic tare da fuskokin graphite gogayya ita ce mafi ƙanƙanta kuma ana iya sanya su cikin hatimin injina waɗanda ke da ikon yin aiki cikin buƙatun aiki mafi girma.

Silicon Carbide Basic Properties:

-Ƙananan yawa

-High thermal conductivity (kusa da aluminum)

-Kyakkyawan juriya girgiza zafin zafi

-Liquid da gas hujja

-High refractoriness (za a iya amfani da a 1450 ℃ a cikin iska da kuma 1800 ℃ a tsaka tsaki yanayi)

-Ba a shafe shi da lalata kuma kar a jika da narkar da aluminum ko narkar da zinc

-Babban taurin

-Low gogayya coefficient

-Juriya abrasion

-Yana tsayayya da asali kuma masu ƙarfi acids

-Mai gogewa

-Babban ƙarfin injiniya

Aikace-aikacen Silicon Carbide:

-Hatimin inji, bearings, tura bearings, da dai sauransu

-Juyawa haɗin gwiwa

-Semiconductor da shafi

-Ptallace-tallacen Pump abubuwan

-Abubuwan sinadaran

-Mirrors ga masana'antu Laser tsarin.

- Reactor mai ci gaba da gudana, masu musayar zafi, da sauransu.

Siffar
Silicon carbide yana samuwa ta hanyoyi biyu:

1) Psilicon carbide maras tabbas

Bayan abin da ba shi da matsi na silicon carbide an yi shi, zanen lokaci na kristal a ƙarƙashin 200X microscope na gani yana nuna cewa rarrabawa da girman lu'ulu'u iri ɗaya ne, kuma mafi girman crystal bai wuce 10μm ba.

2) Reaction sintered silicon carbide

Bayan abun da ya faru sintered silicon carbide chemically yana kula da sashin layi mai santsi da santsi na kayan, crystal
Rarraba da girma a ƙarƙashin microscope na gani na 200X iri ɗaya ne, kuma abun cikin siliki na kyauta bai wuce 12% ba.

 

Abubuwan Fasaha

Fihirisa

Naúrar

Daraja

Sunan Abu

Sintered Silicon Carbide mara matsi

Reaction Sintered Silicon Carbide

Abun ciki

SSiC

RBSiC

Yawan yawa

g/cm3

3.15 ± 0.03

3

Ƙarfin Flexural

MPa (kpsi)

380(55)

338 (49)

Ƙarfin Ƙarfi

MPa (kpsi)

3970(560)

1120 (158)

Tauri

Knoop

2800

2700

Breaking Tenacity

MPa m1/2

4

4.5

Thermal Conductivity

W/mk

120

95

Coefficient na Thermal Expansion

10-6/C

4

5

Takamaiman Zafi

Joule/g 0k

0.67

0.8

Matsakaicin zafin jiki a cikin iska

1500

1200

Na roba Modulus

Gpa

410

360

 

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