Awọn oruka seramiki aluminiomu
Imọ paramita
Awọn ifilelẹ Iṣiṣẹ | Awọn ẹya | Awọn ohun elo alumọni | Awọn ohun elo alumọni |
Alumina akoonu | wt% | ≥ 99 | ≥ 95 |
Iwọn Iwọn didun | g/cm3 | 3.85 | 3.7 |
Lile (HRA) | HRA ≥ | 88 | 86 |
Agbara Imudara | MPa ≥ | 400 | 300 |
Iwọn otutu ti o pọju | ℃ | 1500 | 1500 |
Idanwo Afẹfẹ | Kọja | Kọja | |
Gbona mọnamọna igbeyewo | Kọja | Kọja | |
Olùsọdipúpọ Of Heat Imugboroosi | ×10-6/℃ | 8.2 | 7.5 |
Dielectric Constant | εr20℃, 1MHz | 9.2 | 9 |
Dielectric Isonu | tanδ × 10-4, 1MHz | 2 | 3 |
Resistivity iwọn didun | Ω·cm 20℃ | 1014 | 1013 |
Puncture Agbara | KV/mm, DC≥ | 20 | 20 |
Acid-resistance | mg/cm2 ≤ | 0.7 | 7 |
Alka-sooro | mg/cm2 ≤ | 0.1 | 0.2 |
Abrasion Resistance | g/cm2 ≤ | 0.1 | 0.2 |
Agbara Imudara | M Pa ≥ | 2800 | 2500 |
Agbara Flexural | M Pa ≥ | 350 | 200 |
Modulu rirọ | G Pa | 350 | 300 |
Iye owo ti Poisson | 0.22 | 0.2 | |
Gbona Conductivity | W/m·K(20℃) | 25 | 20 |