Unique Milling Germanium Disc 7mm 350mm Factory Custom
Description
Optical grade milling Germanium Disc is one of the most widely used materials in infrared transmission. It has a wide infrared transmission bands (3~5μm and 8~12μm), high mechanical strength, not easy to deliquesce, stable chemical properties and so on
Technical Data
| Molecular formula | Ge |
| Ge content | ≥99.999% |
| Diameter(single crystal) | 7-330 mm |
| Diameter(polycrystal) | 7-350 mm |
| Diameter tolerance | ≤0.03 mm |
| Curvature radius | △Sag <0.05 |
| Center thickness tolerance | ≤0.025 mm |
| Edge thickness variation | ≤0.03 mm |
| Density | 5.32g/cm3 at 25 °C |
| Annual Capacity | 60,000 pcs |
Content of Key impurities (ppm weight)
| Element | Standard | Element | Standard |
| Mg | — | Ni | 1.0 |
| Al | 2.0 | Cu | 2.0 |
| Si | — | Zn | — |
| Cr | — | As | 1.0 |
| Fe | 2.0 | In | — |
| Co | 1.0 | Pb | 1.0 |
Application
Milling Germanium Disc is used for making infrared germanium lens and other optical component.
Packaging, transportation and storage
- Packaging: N.W. 1pc or more with 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 disc 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.
