| Customization: | Available |
|---|---|
| Color: | Ivory or White |
| Material: | Alumina Ceramic |
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Property |
Unit | 92% Alumina Ceramic | 95% Alumina Ceramic | 99% Alumina Ceramic | |
| Density | g/cm3 | ≥3.63 | ≥3.68 | ≥3.83 | |
| Water absorption | % | O | O | O | |
| Sintering temperature | °C | 1500-1700 | 1600-1800 | 1700-1800 | |
| Hardness | HV | ≥1400 | ≥1500 | ≥1650 | |
| Flexural strength | Kgf/cm2 | 3000 | 3000 | 3000 | |
| Compressive strength | Kgf/cm2 | 24000 | 25000 | 26000 | |
| Fracture toughness | Map.m3/2 | 3~4 | 3~4 | 4~5 | |
| Maximum temperature | °C | 1600 | 1700 | 1800 | |
| Coefficient of thermal expansion | /°C | 8*10-6 | 8*10-6 | 8*10-6 | |
| Heat shock | T(°C) | 220 | 220 | 220 | |
| Thermal conductivity | W/m.k(25-300°C) | 25 14 | 25 14 | 25 14 | |
| 20°C | >1012 | >1012 | >1012 | ||
Based on quartz and ceramics, after more than 20 years development, Highborn Group has grown up to a modern enterprise in research, manufacture, processing and sales. We are mainly supplying quartz glass, cuvette, precise ceramics, porous ceramics, thick film resistor, ozone generator, metal fiber felt,polyester fiber cotton products and we have been offering our products and services to our clients from more than 108 countries or regions.
We can offer not only qualified products, we can also supplying quality service including design, development, export and after sales. With our professional skills, advanced technology and quality material, we can design and develop new products or new applications according to the clients' expectation. We have custom-made new products and promoted the specifications for more than 1000 clients, and we have gotten good reputation from our clients.

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