Industrial Precision Processing Alumina Ceramic Tube
Description:
Alumina ceramic has the advantages of super hardness, high
wear-resisting,good corrosion resistance and electric
insulation,resistant acid-base,high intensity,thermostable,high
temperature tolerance,good insulation,high strength,precision
process,high mechanical strength,good chemical stability.
Good smoothness, mechanical seal good, polishing surface and so on.
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.Outstanding wear resistance, over 276 times in comparison with
traditional stainless steel
2.Great mechanical properties, with diamond-like hardness,
excellent compressive and dense body
3. Exceptional corrosion resistance, it can withstand various
strong acid and alkali, like HF, H2SO4
4. Extraordinary electrical insulation, it always used in various
high voltage, high-current application
Application:
Alumina ceramic is mainly used in large power equipment, IC MOS
tube, IGBT chip heat conducting insulation, high frequency power
supply, communication, mechanical equipment, strong current, high
voltage, high temperature and other
thermal heat insulation parts need products.
Physical properties: high thermal conductivity, high voltage
insulation resistance, high temperature resistant, abrasion
resistant, high strength.
More pictures:
Packaging:
