Likarolo tsa Ceramic tsa Alumina tse Hloekileng ka ho Fetisisa bakeng sa Likopo tsa Semiconductor le tsa Liindasteri
St.Cera e hlahisa likarolo tsa letsopa tsa alumina e entsoeng ka mokhoa o nepahetseng (Al₂O₃) ho latela litlhaloso tsa bareki. Ka ho sebelisa alumina e hloekileng haholo ea 99.8%, likarolo tsena li fana ka matla a matle a ho flexural (361 MPa), ho thatafala ho hoholo (16 GPa), le matla a ikhethang a dielectric (15×10⁶ V/m). E etselitsoe lisebelisoa tsa semiconductor, likopano tse sa tsofaleng, li-insulator tsa motlakase, le lisebelisoa tsa mocheso o phahameng, thepa ena e fana ka ho monya metsi ho batla ho se na letho (0%) le coefficient ea katoloso ea mocheso ea 7.2×10⁻⁶/℃, ho netefatsa botsitso ba litekanyo tlas'a maemo a feteletseng.
Litlhaloso(ho ipapisitsoe le 99.8% Al₂O₃):
Thepa | Boleng |
| Thepa | 99.8% Alumina (Lenaka la tlou) |
| Botenya | 3.93 g/cm³ |
| Matla a ho Tenyetseha | 361 MPa |
| Ho Tiea ha ho Robeha | 3–4 MPa·m¹/² |
| Boima ba Vickers | 16 GPa |
| Modulus ea Young | 380 GPa |
| Ho khanna ha mocheso | 32 W/m·k |
| Katoloso ea Thermal (25–1000°C) | 7.2×10⁻⁶/℃ |
| Dielectric Constant | 9.6 |
| Angle ea Tahlehelo ea Dielectric | 0.0001 |
| Matla a Dielectric | 15×10⁶ V/m |
| Khanyetso e Ikhethang | >10¹⁴ Ω·cm |
| Mocheso o Moholo oa ho Sebetsa | 1600°C |
Likopo:
- · Li-liner tsa kamore ea ts'ebetso ea semiconductor, libaka tsa ho shebella, le lipoleiti tsa kabo ea khase
- · Li-bushing tse sa tsofaleng, masale a tiiso, le libolo tsa ho bea
- · Li-insulator tsa motlakase tse nang le motlakase o phahameng le li-insulator tsa spark plug
- · Lisebelisoa tsa sebōpi, litšehetso tsa hitara, le liphaephe tsa tšireletso ea thermocouple
Mokhoa oa Tlhahiso:
Ho tobetsa ka tsela e sa fetoheng → ho sebetsa ka botala → ho sila ka mocheso o motala ho 1600°C → ho sila/ho lapa ka nepo ha CNC → ho hlwekisa ka ultrasonic → tlhahlobo ya 100% ya CMM. Dijiometri tse rarahaneng, mabota a masesaane (≥0.5 mm), le mamello e tiileng (ho fihlela ho ±0.01 mm) di fihlellwa ka mehla.
Taolo ea Boleng:
Setifikeiti sa ISO 9001:2015. Sehlopha se seng le se seng se lekoa bakeng sa matla a ho kobeha (ho kobeha ha dintlha tse 3), ho thatafala (Vickers), matla a dielectric (ASTM D149), le ho hanyetsa ho thothomela ha mocheso (methapo e 10, 25°C ↔ 1000°C). Ha ho mapetso kapa ditshitswana tse bonahalang tlasa microscopy ya 20×.
Melemo ho feta Likarolo tsa Tšepe kapa tsa Polymer:
- · 3–5× e thata ho feta tšepe e sa ruseng (16 GPa khahlano le ~2 GPa)
- · Ha e na lik'hemik'hale - e hanela li-acid, li-alkali le li-halogen (ntle le HF)
- · Sethibela-motlakase >10¹⁴ Ω·cm, se nolofalletsang tšebeliso libakeng tse nang le motlakase o phahameng
- · Tšebeletso e tsoelang pele ho fihlela ho 1600°C, e fetang meeli ea litšepe kapa polasetiki hole
Ho iketsetsa:
Re amohela litšoantšo tsa bareki (mokhoa oa STEP/IGS) 'me re fana ka prototyping e potlakileng (libeke tse 2-3). Likarolo li ka fanoa e le tse sintered, tse sitsitsoeng, tse kopantsoeng, kapa tse bentšitsoeng (Ra ≤0.05 μm). Ho potoloha moedi, li-counterbore, masoba a khoele, le li-groove tsa vacuum lia fumaneha.
Ela Hloko: Bakeng sa ditshebediso tse hlokang ho tiya ha ho robeha ho hoholo, nahana ka dikarolo tsa zirconia (ZrO₂). Bakeng sa ho tsamaisa mocheso ho hoholo, sheba dihlahiswa tsa rona tsa BeO kapa Si₃N₄. Dintlha tsohle tse ka hodimo di latela ka tieo tafole ya thepa ya Al₂O₃ e fanweng (boemo ba 99.8%).












