| Refractoriness (℃): | 1580< Refractoriness< 1770 |
|---|---|
| Feature: | Long Time Materials |
| Type: | Heat-Resistant Material |
| Shape: | Plate |
| Material: | Alumina Block |
| Max Working Temperature: | 1600c |
| Customization: |
|---|
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Audited Supplier Aluminum Nitride Crucible Ceramic Crucible AlN/aluminum Nitride Ceramic Crucible
Material: aluminum nitride
Product Property :
Physical Properties
| Ceramic Substrates Properties | ||||
| Materials | Al2O3 | AlN | ZrO2 | |
| 96% | 99% | |||
| Color | White | White | Gray | White |
| Density(g/cm3) | 3.72 | 3.85 | 3.3 | 6.04 |
| Thermal Conductivity(W/m.k) | 22.3 | 29.5 | 160-190 | 2.4 |
| Thermal Expansion(x 10 -6/oC) | 8 | 8 | 4.6 | 10 |
| Dielectric Strength | 1.40E+07 | 1.80E+07 | 1.40E+07 | 10 |
| Dielectric Constant(at 1MHZ) | 9.5 | 9.8 | 8.7 | 29 |
| Loss Tangent(x10 -4 at 1MHZ) | 3 | 2 | 5 | 1.00E-03 |
| Volume Resistivity(ohm-m) | > 10 14 | >10 14 | >10 14 | |
| Flexural Strength(N/mm) | 350 | 500 | 450 | |
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.
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