Product Detail
FAQ
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Paramètre ara-teknika
| Fepetra miasa | vondrona | Seramika alumina | Seramika alumina |
| Alumina Content | wt% | ≥ 99 | ≥ 95 |
| Volume Density | g/cm3 | 3.85 | 3.7 |
| Hardness (HRA) | HRA ≥ | 88 | 86 |
| Hery fanerena | MPa ≥ | 400 | 300 |
| Temperature faratampony | ℃ | 1500 | 1500 |
| Fitsapana henjana rivotra | | nitranga | nitranga |
| Test Thermal Shock | | nitranga | nitranga |
| Coefficient ny fanitarana hafanana | ×10-6/℃ | 8.2 | 7.5 |
| Dielectric Constant | εr20 ℃, 1MHz | 9.2 | 9 |
| Fatiantoka dielectric | tanδ×10-4, 1MHz | 2 | 3 |
| Volume Resistivity | Ω·cm 20 ℃ | 1014 | 1013 |
| Herin'ny tsindrona | KV/mm , DC≥ | 20 | 20 |
| Asidra fanoherana | mg/cm2 ≤ | 0.7 | 7 |
| Alkali-mahatohitra | mg/cm2 ≤ | 0.1 | 0.2 |
| Abrasion fanoherana | g/cm2 ≤ | 0.1 | 0.2 |
| Hery fanerena | M Pa ≥ | 2800 | 2500 |
| Hery flexural | M Pa ≥ | 350 | 200 |
| Modulus elastika | G Pa | 350 | 300 |
| Ny tahan'ny Poisson | | 0.22 | 0.2 |
| Conductivity mafana | W/m·K(20 ℃) | 25 | 20 |
teo aloha: Tungstène Carbide Seal Ring Manaraka: Peratra tombo-kase karbona
