crowea
Rectangular Clear Quartz Trays
Rectangular Clear Quartz Trays
Regular price
$101.50
Regular price
Sale price
$101.50
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per
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Features:
- Extreme Hardness
- Low Expansion
- Excellent High Temperature Resistance
- Maximum Continuous Temperature 1100° C
- Extreme Chemical Purity
- Excellent Corrosion Resistance
- Excellent Electrical Insulation Properties
- Remarkable Stability Under Atomic Bombardment
MECHANICAL PROPERTIES |
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| Specific Density (according to fusion process) |
2.2 |
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| Hardness (Mohs scale) | 7 |
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| Rupture stress: | traction | N.m-2 | 2.107 |
| compression | N.m-2 | 5.108 | |
ELECTRICAL PROPERTIES |
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| Dielectric constants | 3.5 | |
| Dielectric rigidity | V.m-1 | 5.106 |
| Loss coefficients at 1 MHz | 20.10-4 | |
THERMAL PROPERTIES |
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| Linear expansion coefficient | K-1 | 5.4.10-7 |
| Specific heat at 20° C | J.kg-1. K-1 | 7.5.102 |
| Heat conductivity at 20° C | W.m-1. K-1 | 1.05 |
| Annealing point | ° C | 1120 |
| Softening point | ° C | 1460 |
CHEMICAL PROPERTIES |
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| SiO2 content | % | 99.8 | |
| Element content (typical analysis) | Fe | ppm | 14 |
| Ti | ppm | 100 | |
| Al | ppm | 550 | |
| Ca | ppm | 40 | |
| Mg | ppm | 11 | |
| Na | ppm | 25 | |
| K | ppm | 20 | |
| Li | ppm | 5 | |
