Hangzhou Freqcontrol Electronic Technology Ltd.
| Payment Terms | T/T |
| Supply Ability | 10000 pieces/Month |
| Delivery Time | 1-4 weeks |
| Packaging Details | Cassette, Jar, Film package |
| Material | Sapphire Wafer |
| Orientation | C-axis [0001], R-axis [1-102], A-axis [11-20], M-axis [10-10] |
| Diameter | Φ1inch to 8inch |
| Refractive Index | 1.75449 (o) 1.74663 (e) at 1.06 microns |
| Reflection Loss | at 1.06 microns (2 surfaces) for o-ray - 11.7%; for e-ray - 14.2% |
| Index of Absorption | 0.3 x 10-3 cm-1 at 2.4 microns |
| Specific Heat Capacity | 419 J/(kg x K) |
| Dielectric Constant | 11.5 (parallel C-axis) 9.4 (perpendicular C-axis) at 1MHz |
| Brand Name | BonTek |
| Model Number | Sapphire (Al2O3) |
| Certification | ISO:9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10000 pieces/Month |
| Delivery Time | 1-4 weeks | Packaging Details | Cassette, Jar, Film package |
| Material | Sapphire Wafer | Orientation | C-axis [0001], R-axis [1-102], A-axis [11-20], M-axis [10-10] |
| Diameter | Φ1inch to 8inch | Refractive Index | 1.75449 (o) 1.74663 (e) at 1.06 microns |
| Reflection Loss | at 1.06 microns (2 surfaces) for o-ray - 11.7%; for e-ray - 14.2% | Index of Absorption | 0.3 x 10-3 cm-1 at 2.4 microns |
| Specific Heat Capacity | 419 J/(kg x K) | Dielectric Constant | 11.5 (parallel C-axis) 9.4 (perpendicular C-axis) at 1MHz |
| Brand Name | BonTek | Model Number | Sapphire (Al2O3) |
| Certification | ISO:9001 | Place of Origin | China |
| High Light | 8'' Sapphire Wafer ，Al2O3 8 inch wafer ，1'' Sapphire Wafer | ||
Φ1'' to 8'' Sapphire Wafer for High-Frequency High-Power High-Temperature Devices
Comparing to other wafers, the sapphire wafer has many unique features such as high strength, anti-corrosion, anti-abrasion, good thermal conductivity, and good electrical isolation. Due to its excellent mechanical and chemical characteristics, the sapphire wafer plays an important role in the optoelectronics industry and widely used in precision mechanical parts and vacuum equipment.
Applications of Sapphire Wafer
- High-frequency device
- High power device
- GaN epitaxy device
- High-temperature device
- Optoelectronic device
- Light-emitting diode
| Growth | Kyroplous |
| Diameter | Ø 1" / Ø 2" / Ø 3" / Ø 4"/ Ø 5" |
| Size | 10 x 10 / 20 x 20 / 50 x 50 / 100 x 100 mm |
| Thickness | 0.43 mm / 0.5 mm / 1 mm |
| Surface | one side / two sides epi polished |
| Roughness | Ra ≤ 5 A |
| Package | Single wafer container or Ampak cassette |
| Chemical formula | Al2O3 |
| Crystal structure | Hexagonal |
| Lattice constant | 4.77 A |
| Hardness | 9 |
| Thermal conductivity | 46 W / mk |
| Dielectric constant | 11.58 |
| Refractive index | 1.768 |
Acceptance Check
1. The product is fragile. We have adequately packed it and labeled it fragile. We deliver through excellent domestic and international express companies to ensure transportation quality.
2. After receiving the goods, please handle with care and check whether the outer carton is in good condition. Carefully open the outer carton and check whether the packing boxes are in alignment. Take a picture before you take them out.
3. Please open the vacuum package in a clean room when the products are to be applied.
4. If the products are found damaged during courier, please take a picture or record a video immediately. DO NOT take the damaged products out of the packaging box! Contact us immediately and we will solve the problem well.
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
1999
Total Annual:
800M-1500M
Employee Number:
10~99
Ecer Certification：
Verified Supplier
Founded in 1999, Hangzhou Freqcontrol Electronic Technology Ltd. is a China leading manufacturer of piezoelectric crystal wafers, substrates, components and single crystal growth. We, known as the "CQT Group" in global market, headquartered in Hangzhou, China, empowered by its manufacturin... Founded in 1999, Hangzhou Freqcontrol Electronic Technology Ltd. is a China leading manufacturer of piezoelectric crystal wafers, substrates, components and single crystal growth. We, known as the "CQT Group" in global market, headquartered in Hangzhou, China, empowered by its manufacturin...
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