AL2O3 Alumina Ceramic Plate Ceramic Insulation Thermal Pads Alumina
Oxide Ceramic Plate
Alumina oxide ceramic plate has a high thermal conductivity :
24w/m.k,
0.635mm, 1.0mm, 2.0mm, 3.0mm, 4.0mm can be offered for TO-220,
TO-247, TO-264, TO-3P sizes, customized size is available, ROHS is
compliant.
IC, MOS, transistor, schottky, IGBT, high density switch power
supply, HF communications equipment and brazing machine.
| Test Item | Unit | 96% Aluminum Oxide |
| Density | g/cm³ | 3.90 |
| Water Absorption | % | 0 |
| Thermal Expansion Coefficient | 10-6/K | 8.5 |
| Young's Modulus | GPa | 340 |
| Poisson Ratio | - | 0.22 |
| Hardness(Hv) | MPa | 1650 |
| Bending Strength (room temperature) | MPa | 310 |
| Bending Strength (700°C) | MPa | 230 |
| Compression Strength (room temperature) | MPa | 2200 |
| Fracture Toughness | MPa'm½ | 4.2 |
| Thermal Conductivity (room temperature) | W/m·K | 24 |
| Insulation Strength | KV/mm | 10 |
| Long-term Working Temperature | ℃ | 1480 |
| Ratio Resistivity | Ω·mm²/m | >1016 |
| Maximum Service Temperature (no-load) | ℃ | 1750 |
| Acid-base and Corrosion Resistance | - | Strong |
| Refractoriness | ℃ | 2000 |
| Standard Size | TO-220: 18.5mm*12mm / 20mm*14mm ; TO-247: 22mm*17mm TO-3P: 25mm*20mm ; TO-264: 28mm*22mm With or without hole available ; Customized size available. |
Application industry: Machinery, fiber optic, knife, medical, food,
petroleum etc.
Specific application: plunger, ceramic shaft, fiber optic bushing,
stub, grinding, ceramic knife, ceramic slide guide, machined
plunger, mobile phone shell, watch case, haircut razor blade etc.
