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Mateck Quartz Crystalline (SiO2)
| Category | Ceramic , Oxide , Silicon Oxide |
| Manufacturer | Mateck GmbH |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Mateck Quartz Crystalline (SiO2).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Optical crystals
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 2.649 g/cc @Temperature 20.0 °C |
0.09570 lb/in³ @Temperature 68.0 °F |
|
| Solubility | 0.00 ppm | 0.00 ppm | |
| a Lattice Constant | 4.9138 Ã… | 4.9138 Ã… | |
| c Lattice Constant | 5.4052 Ã… | 5.4052 Ã… | |
| Molecular Weight | 60.06 g/mol | 60.06 g/mol |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Vickers Microhardness | 9810 | 9810 | MPa |
| Hardness, Mohs | 7.0 | 7.0 | |
| Modulus of Elasticity | 87.0 GPa | 12600 ksi | no |
| 105 GPa | 15200 ksi | ne |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 13.24 µm/m-°C @Temperature 0.000 - 20.0 °C |
7.356 µin/in-°F @Temperature 32.0 - 68.0 °F |
|
| Specific Heat Capacity | 0.741 J/g-°C | 0.177 BTU/lb-°F | |
| Thermal Conductivity | 6.82 W/m-K @Temperature 25.0 °C |
47.3 BTU-in/hr-ft²-°F @Temperature 77.0 °F |
|
| 11.43 W/m-K @Temperature 25.0 °C |
79.32 BTU-in/hr-ft²-°F @Temperature 77.0 °F |
||
| Melting Point | 1470 °C | 2680 °F |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.5538 | 1.5538 | at n0.436 |
| 1.5632 | 1.5632 | at n0.436 | |
| 1.4996 @Wavelength 3000 nm |
1.4996 @Wavelength 3000 nm |
||
| 1.507 @Wavelength 3000 nm |
1.507 @Wavelength 3000 nm |
||
| 1.535 @Wavelength 1000 nm |
1.535 @Wavelength 1000 nm |
||
| 1.5438 @Wavelength 1000 nm |
1.5438 @Wavelength 1000 nm |
||
| 1.6493 @Wavelength 200.1 nm |
1.6493 @Wavelength 200.1 nm |
||
| 1.6623 @Wavelength 200.1 nm |
1.6623 @Wavelength 200.1 nm |
||
| IR Transmittance | 10 % @Wavelength 4100 nm |
10 % @Wavelength 4100 nm |
Internal Transmittance |
| 80 % @Wavelength 3900 nm |
80 % @Wavelength 3900 nm |
Internal Transmittance | |
| 98 % @Wavelength 3000 nm |
98 % @Wavelength 3000 nm |
Internal Transmittance | |
| UV Transmittance | 98 % @Wavelength 200 nm |
98 % @Wavelength 200 nm |
Internal Transmittance |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Symmetry Class | P321 | |
| Syngony | hexagonal | |
| Thermal Coefficient of Refractive Index | -3.93E-06 | ne at 340 nm for 20/100°C |
| -5.01E-06 | no at 340 nm for 20/100°C | |
| Transmission Range (microns) | 0.15 - 3.3 |
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