High reputation Alumina Sealing Ring - Alumina Ceramic Rings – Xindeng
High reputation Alumina Sealing Ring - Alumina Ceramic Rings – Xindeng Detail:
Technical Parameters
| Operating Limits | Units | Alumina Ceramics | Alumina Ceramics |
| Alumina Content | wt% | ≥ 99 | ≥ 95 |
| Volume Density | g /cm3 | 3.85 | 3.7 |
| Hardness (HRA) | HRA ≥ | 88 | 86 |
| Compressive Strength | MPa ≥ | 400 | 300 |
| Maximum Temperature | ℃ | 1500 | 1500 |
| Air Tight Test | Pass | Pass | |
| Thermal Shock Test | Pass | Pass | |
| Coefficient Of Heat Expansion | ×10-6/℃ | 8.2 | 7.5 |
| Dielectric Constant | εr20℃, 1MHz | 9.2 | 9 |
| Dielectric Loss | tanδ×10-4, 1MHz | 2 | 3 |
| Volume Resistivity | Ω·cm 20℃ | 1014 | 1013 |
| Puncture Strength | KV/mm , DC≥ | 20 | 20 |
| Acid-resistance | mg/cm2 ≤ | 0.7 | 7 |
| Alkali-resistant | mg/cm2 ≤ | 0.1 | 0.2 |
| Abrasion Resistance | g/cm2 ≤ | 0.1 | 0.2 |
| Compressive Strength | M Pa ≥ | 2800 | 2500 |
| Flexural Strength | M Pa ≥ | 350 | 200 |
| Elastic Modulus | G Pa | 350 | 300 |
| Poisson’s Ratio | 0.22 | 0.2 | |
| Thermal Conductivity | W/m·K( 20℃) | 25 | 20 |
Product detail pictures:
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Our personnel are always in the spirit of "continuous improvement and excellence", and with the superior quality products, favorable price and good after-sales services, we try to win every customer's trust for High reputation Alumina Sealing Ring - Alumina Ceramic Rings – Xindeng, The product will supply to all over the world, such as: Niger, Auckland, Pakistan, If you give us a list of merchandise you are interested in, along with makes and models, we can send you quotations. Remember to email us directly. Our goal is to establish long-term and mutually profitable business relationships with domestic and overseas clients. We look forward to receiving your reply soon.
By Hellyngton Sato from Mombasa - 2017.08.21 14:13
Goods just received, we are very satisfied, a very good supplier, hope to make persistent efforts to do better.
By Johnny from Iran - 2017.10.25 15:53
