Giraanta Dahaarka Alumina PVD ee Nidaamyada Dhigista Uumiga Jirka
Giraangiraha dahaarka ee St.Cera's PVD waxaa laga sameeyay 99.8% alumina saafi ah oo sareysa (Al₂O₃) si loogu isticmaalo nidaamyada kaydinta uumiga jirka (PVD). Giraangiruhu wuxuu bixiyaa go'doomin koronto oo u dhexeeya qaybaha qolka, isagoo ka hortagaya qalooca iyo hubinta hawlgalka balaasmaha oo deggan. Astaamaha muhiimka ah waxaa ka mid ah xoog dielectric sare (15×10⁶ V/m), iska caabin gaar ah >10¹⁴ Ω·mm²/m, iyo xasillooni kuleyl ilaa 1600°C. Awoodahayaga makiinada saxda ah waxay gaaraan dhexroorka dibadda ilaa 600mm, dhexroorka gudaha ilaa 0.2mm, fidsanaan 0.003mm, iyo dhammaystirka dusha sare ee Ra0.1. Giraangirta eber ee daloolka iyo firfircoonida kiimikada waxay hubinayaan isku halaynta muddada dheer ee deegaannada buufinta daran.
Tilmaamaha (ku salaysan 99.8% Al₂O₃& Awoodaha wax soo saarka ee St.Cera):
| Hantida | Qiimaha |
| Alaab | 99.8% Alumina (Ceyri) |
| Cufnaanta | 3.93 g/cm³ |
| Xoogga Dabacsanaan | 361 MPa |
| Adkaanshaha Vickers | 16 GPA |
| Xoogga Dielectric | 15 × 10⁶ V/m |
| Iska caabin Gaar ah | >10¹⁴ Ω·mm²/m |
| Dhexroorka ugu Badan ee Dibadda | 600mm |
| Dhexroorka Gudaha ee Ugu Yar | 0.2mm |
| Dhumucda ugu badan | 100mm |
| Fidsanaan | 0.003mm |
| Isbarbardhigga | 0.002mm |
| Dhammaadka Dusha Sare | Ra0.1 |
| Heerkulka ugu Sareeya ee Hawlgalka | 1600°C |
Codsiyada:
- · Dahaarka taarikada ee bartilmaameedka ah ee nidaamyada PVD
- · Qalabka lagu quudiyo qolka
- · Qalabka difaaca giraanta ee nidaamyada buufinta
- · Go'doomin danab sare leh oo ku jirta qolalka plasma-ga
Saxnaanta Soo-saarka:
Isku-dhafka: 0.01mm, wareegsanaan: 0.002mm, toosanaan: 0.005mm, toosanaan: 0.005mm, oo ay xaqiijisay CMM.
AFaa'iidooyinka ka badan polymer insulators:
- · Waxay u adkaysataa 1600°C marka loo eego xadka polymers-ka <300°C
- · Ma jiro wax qiiqa ka baxa - waxay ilaalisaa hufnaanta faakuumka
- · Waxay iska caabisaa nabaad-guurka balaasmaha iyo weerarka kiimikada
Habayn:
Qaybaha gaarka ah ee isgoysyada, sifooyinka rakibidda, astaamaha tallaabooyinka, iyo naqshadaha giraanta ee isku xiran oo badan ayaa la heli karaa.








