Accurate D1″ D8″ Germanium Wafer 6N Purity Wholesale
Description
Germanium wafer is an important semiconductor material, which is widely used in infrared optics and has important applications in fiber optic communication system. Meanwhile, it can be used to manufacture semiconductor devices due to its excellent electrical properties.
In 2019, our second germanium wafer production line with an annual capacity of 50,000 wafers was completed and put into operation.
Technical Data
| Growth method | CZ method |
| Conduct type | S-C-P |
| Dopant | Ge-Ga |
| Crystal orientation | (100)9° off toward<111>±0.5° |
| Orientation angle | N-A |
| OF orientation | <110>±0.2° |
| OF length | 32±1 mm |
| IF orientation | N-A |
| IF length | N-A |
| Diameter | 100±0.25(1″, 2″, 3″, 6″, 8″) mm |
| Resistivity | 0.005-0.02 Ω·cm |
| EPD | <300 /CM2 |
| Laser marking | Front Major or others |
| Thickness | 175(or 145)±10 μm |
| TTV | <10 |
| Bow | <15 |
| Warp | <15 |
| Surface | Side 1: Polished; Side 2: Diamond Ground |
| Strength | >6 1bf |
| Epi-Ready | Guaranteed for a period of 6 months |
Chemical Composition(%)
| Element | Standard(max) | Element | Standard(max) |
| Mg | 5.0 x 10-7 | Ni | 8.0 x 10-7 |
| Al | 5.0 x 10-7 | Cu | 1.0 x 10-6 |
| Si | 5.0 x 10-5 | Zn | 3.5 x 10-6 |
| Cr | ————- | As | 1.0 x 10-6 |
| Fe | 1.0 x 10-5 | In | 5.0 x 10-7 |
| Co | 5.0 x 10-7 | Pb | 5.0 x 10-7 |
Application
- Make infrared lenses and Windows.
- Used in optical fiber amplifiers.
- For solar cells
- Transistors, diodes, etc
Packaging, transportation and storage
- Packaging: inner vacuum bags and wrapped in poly-foam box, carton box outside.
- Transportation: by Fedex, DHL, UPS with door to door delivery, by Air for urgent order.
- Storage: store germanium wafer in a dry, clean environment to avoid damage and pollution.
R&D Center
CNGE has set up a dedicated research center, equipped with a team of experienced professionals, leading manufacturing, research and development equipment, and applied research closely integrated with various universities and institutes since 1960.
In accordance with ISO9001:2015, we have improved a set of “relying on scientific and technological innovation, taking product quality as life, carefully manufacturing beyond expectations, creating industry first-class brand” as the quality policy system.
Welcome to China Germanium Factory
Contact us for more information
Please let us know your request, we will get back to you within 1 hour.
