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High purity microcrystalline alumina ceramic powder series
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High purity microcrystalline alumina ceramic powder series
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Product Characteristics:
High-purity alumina ceramic micropowder has the characteristics of high purity, narrow particle size distribution, good dispersibility, small single particle diameter, stable process, consistent batch properties and good low-temperature sintering.
High-purity alumina ceramic micro-powder supports micro-customization, adjusts powder performance according to customer's needs, and provides more personalized product services.
Model parameters:
| Specification | HHC-Y101 | HHC-Y201 | HHC-Y301 | HHC-Y501 | HHC-YM501 | |
| crystal form | a | |||||
| powdery | view sth from the outside | White crystal powder | ||||
| Single particle diameter (D₅o)um | 0.175±0.005 | 0.250±0.01 | 0.350±0.01 | 0.480±0.03 | 0.480±0.03 | |
| Bulk density (g/cm³) | 0.4-0.6 | |||||
| Specific surface area (BET) (m²/g) | 13-15 | 9-12 | 6-9 | 4-7 | 4-7 | |
|
Purity ≥99.99% |
Na₂O | ≤10ppm | ||||
| Fe₂O₃ | ≤10ppm | |||||
| SiO₂ | ≤50ppm | |||||
| CaO | ≤10ppm | |||||
MgO |
200ppm | |||||
| Firing temperature (℃) | 1300-1350 | 1350-1400 | 1400-1450 | 1450-1500 | 1430-1470 | |
| Firing density (g/cm³) | 3.93±0.01 | 3.93±0.01 | 3.94±0.01 | 3.94±0.01 | 3.94±0.01 | |
Application Fields:
Crystalline materials: transparent ceramics (high-speed rail and airplane windshields) ruby, sapphire LED substrates, YAG crystals, etc; and
Optical materials: translucent body, fluorescent body, etc.; and
Bio-ceramics: human bones, teeth, etc.; and
High-purity, high-functioning materials: precision components, insulators (lithium battery diaphragm), ceramic capacitors, etc.; high strength, corrosion-resistant materials: precision components, insulators (lithium battery diaphragm), ceramic capacitors, etc.
High-strength corrosion-resistant materials: defense and military fields, such as armored tanks, bulletproof vests, wave-transparent missile radomes, etc.
Strong wear-resistant materials: cutting tools, grinding tools, grinding balls, etc.; and
Electronic materials: IC substrate, ultra-smooth substrate, etc.
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