Al₂O₃
Precision Substrates
Sapphire Wafer (Al₂O₃)
High-transparency sapphire wafers featuring excellent optical properties and mechanical strength. Our sapphire substrates are ideal for LED manufacturing, integrated photonics, and optical systems. Available in C-plane, A-plane, and R-plane orientations.
Atomic #
0
Atomic Wt
101.96
CAS #
1344-28-1
Purity
99+%
Available Forms
2-inch wafers
4-inch wafers
6-inch wafers
Custom dimensions
Purity Grades
99.99%
99.999%
Optical Grade
Applications
Semiconductor
- ✓LED substrates
- ✓Integrated circuits
Permanent Magnets
- ✓Substrate support structures
Optical & Display
- ✓Optical windows
- ✓Laser components
- ✓Photonic circuits
Technical Specifications
| Transparency Range | 0.15-5.5 µm |
| Hardness (Vickers) | 1900-2300 HV |
| Density | 3.98 g/cm³ |
| Thermal Conductivity | 46 W/m·K |
| Refractive Index | 1.76 @ 589 nm |
Storage Requirements
Store in cleanroom environment or sealed containers at room temperature. Protect from thermal shock and mechanical stress. Standard shelf life: indefinite.
Packaging Options
- •Cleanroom wafer boxes
- •Vacuum-sealed containers
- •Individual protective cases
- •Bulk carrier trays
Request Sapphire Wafer (Al₂O₃)
Get a custom quote or learn more about our sapphire wafer (al₂o₃) supply options.