Whakaahuatanga:
He tino pai te ātete o te Silicon Carbide ki te waikura, he kaha miihini teitei, he kawe wera teitei, he pai te whakahinuhinu-ā-roto, ā, he pai te whakamahinga hei mata hiri, hei peera me ngā ngongo i roto i ngā waka rererangi, i ngā mīhini, i te mahi whakarewa, i te tā me te tae, i te kai, i te rongoā, i te ahumahi motuka me ērā atu. Ina honoa ngā mata sic ki ngā mata graphite, he iti rawa te waku, ā, ka taea te hanga hei hiri miihini ka taea te mahi i roto i ngā whakaritenga mahi tino teitei.
Ngā Āhuatanga Taketake o te Silicon Carbide:
-Kōpiko iti
-Te kawe wera teitei (tata ki te konumohe)
-He ātete pai ki ngā ru wera
-Ārai wai me te hau
-He ātete nui (ka taea te whakamahi i te 1450℃ i te hau me te 1800℃ i te hau kūpapa)
-Kāore e pāngia e te waikura, ā, kāore e mākū ki te konumohe rewa, ki te konutea rewa rānei
-Te pakeketanga teitei
-Te tauwehenga waku iti
-Ātete ki te pakū
-Ātete ki ngā waikawa taketake me ngā waikawa kaha
-Ka taea te whakakanapa
-Te kaha ā-mīhini teitei
Te Whakamahinga o te Silicon Carbide:
-Ngā hiri ā-mīhini, ngā peera, ngā peera pana, me ētahi atu
-Ngā hononga hurihuri
-Te hikohiko me te paninga
-Ngā wāhanga papu
-Ngā wāhanga matū
-Ngā whakaata mō ngā pūnaha taiaho ahumahi.
- Ngā tauhohenga rere-tonu, ngā whakawhiti wera, me ētahi atu
Āhuatanga
E rua ngā huarahi e hangaia ai te karawiti silicon:
1) Karāhe silicon sintered kore-pēhanga
I muri i te whakairohia o te rauemi silicon carbide sintered kore-pēhanga, ka whakaatuhia e te hoahoa āhua tioata i raro i te karuārai whatu 200X he ōrite te tohatoha me te rahi o ngā tioata, ā, kāore te tioata nui rawa e neke ake i te 10μm.
2) Te tauhohenga o te karawiti silicon kua whakatōngia
I muri i te tauhohenga, ka tukatukahia te wāhanga papatahi, maeneene hoki o te rauemi e te silicon carbide kua whakakāhia, ka puta te tioata
He ōrite te tohatoha me te rahi i raro i te karuārai whatu 200X, ā, kāore te ihirangi silicon kore utu e neke ake i te 12%.
| Ngā Āhuatanga Hangarau | |||
| Rārangi | Wāhanga | Uara | |
| Ingoa Rauemi | Carbide Silicon Sintered Kore Pēhanga | Tauhohenga Sitron Carbide | |
| Te hanganga | SSiC | RBSiC | |
| Te Kīanga Papatipu | karamu/cm3 | 3.15 ± 0.03 | 3 |
| Kaha Whakapiko | MPa (kpsi) | 380(55) | 338(49) |
| Kaha Pehi | MPa (kpsi) | 3970(560) | 1120(158) |
| Te pakeketanga | Kōpu | 2800 | 2700 |
| Te Pakaru i te Manawanui | MPa m1/2 | 4 | 4.5 |
| Te Arahi Wera | W/mk | 120 | 95 |
| Tauwehenga o te Whakawhanuitanga Wera | 10-6/°C | 4 | 5 |
| Wera Motuhake | Joule/karamu 0k | 0.67 | 0.8 |
| Te pāmahana mōrahi i te hau | ℃ | 1500 | 1200 |
| Tauwehenga Ātete | GPA | 410 | 360 |
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