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[China]
Trade Verify
Address: NO.10, HEZHANG ROAD
Contact name:Wu
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd. |
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Verified Suppliers
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3 Inch Diameter SGGG Substrate Film (Subsituted Gadolinium Gallium Garnet)
| Crystal properties | ||
| Crystal growth method | Czochralski | |
| Crystal growth orientation | (100), (111) | |
| Maximum size | 3 inch diameter | |
| Variations | Dopands on request | |
| Crystallographic properties | ||
| Crystallographic structure | Cubic | |
| a = 12.383 Å | ||
| a = 12.505 Å SGGG | ||
| Mineralogical | Garnet | |
| Twinning structure | Perfect | |
| Colour | Colourless / Brownish SGGG | |
| Physical properties | ||
| Density | 7.09 g/cm3 | |
| Melting point | 1730 °C | |
| Hardness | 7.5 (Mohs) | |
| Dielectric constant | 30 | |
| Dielectric loss tangent (10 GHz) | ca. 3.0 * 10_4 | |
| Optical properties | ||
| Transmission range | 0.3 to 7.0 mm | |
| Refraction index: | nd = 1.9708 at 577 nm | |
CRYSTRO supply GGG crystal with:
| Orientation | <111> <100> within ±15 arc min |
| Wave Front Distortion | <1/4 wave@632 |
| Diameter Tolerance | ±0.05mm |
| Length Tolerance | ±0.2mm |
| Chamfer | 0.10mm@45º |
| Flatness | <1/10 wave at 633nm |
| Parallelism | < 30 arc Seconds |
| Perpendicularity | < 15 arc min |
| Surface Quality | 10/5 Scratch/Dig |
| Clear Apereture | >90% |
| Large Dimensions of Crystals | 2.8-76 mm in diameter |
