Wear Resistance 85HRA Alumina Ceramic Ring Mohs9
Different Sizes Wear Resistance High Purity Alumina Ceramic Ring
Description:
1. Mohs hardness, 9.
2. Rockwell hardness 85HRA.
3. Water absorption, 0.2%.
4. Volume density 3.65g/cm3.
Technical Parameters:
| Test item/Unit | Numerical Value | Test item/Unit | Numerical | ||||
| Product Material | Alumina | Zirconia | Product Material | Alumina | Zirconia | ||
| Component Content % | ≥99% | ≥95% | ≥90% | Volume Resistance MM | >1012 | >1012 | >1012 |
| Sintering Temp ℃ | 1780-1800 | 1650-1680 | 1550-2600 | Bending Strength Mpa | 400 | 320 | 1100 |
| Specific Gravity g/cm3 | ≥3.8 | ≥3.6 | >6 | Thermal Expansion Coefficient'10' | 6.8-8.0 | 6.2-8.5 | 6.9-10 |
| Breakdown Voltage Strength kv/mm |
15 | 15 | 15 | Roughness um | ≤0.8 | ≤0.8 | ≤0.8 |
| Bibulous Rate% | <0.01 | <0.01 | <0.01 | Mirror Polished Ra | ≤0.05 | ≤0.1 | ≤0.05 |
| Anti Pressure Mpa | 3700Mpa | 2400Mpa | 5000Mpa | Thermal Conductivity W/m.k | 25 | 20 | 25 |
| Hardness Hra | ≥88 | ≥82 | ≥88 | Temperature Resistance ℃ | 1700 | 1600 | 1800 |
Advantages:
1. Excellent insulation ,security , long working life .
2. Precise grinding and polishing.
3. Excellent heat radiation, small size ,more environmental and energy-efficient .
4. good thermal conductivity.
5. large specific heat capacity.
6. low pressure drop.
7. good heat-shock resisting ability.
8. Working temperature: 600℃-1200℃.
Application:
Types of Sandblasters.
There are three types of sandblasters.
Gravity-fed model.
Pressure blasters.
Siphon sandblasters.
More picture:
Packaging:
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