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SUPREMAX® 33 Product Properties
| Density |
2.2 g/cm3 |
| Young's Modulus [E] |
64 GPa |
| Poisson's Ratio |
0.2 |
| Shear Modulus |
27 GPa |
| Vickers Hardness [0.2/15] |
568 |
| Knoop Hardness [0.1/20] |
480 |
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| Coefficient of Thermal Expansion α [20-300°C] |
3.25 x 10-6 K-1 |
| Heat Capacity Cp [20-100°C] |
0.83 x 103 J / (kg x K) |
| Thermal Conductivity λ [90°C] |
1.2 W / (m x K) |
| Softening Point [107.6 dPas] |
820° C |
| Annealing Point [1013 dPas] |
560° C |
| Strain Point [1014.5 dPas] |
518° C |
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| Acid Resistance |
[ISO 1776 / DIN 12116] |
1 |
| Alcaline Resistance |
[ISO 695 / DIN 52322] |
A2 |
| Hydrolytic Class |
[ISO 719 / DIN 12111]
[ISO 720] |
HGB 1
HGA 1 |
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| Refractive Index nd [λ 587.6nm] |
1.47140 |
| Stress Optical Coefficient [K] |
4.0 x 10-6 mm2 N-1 |
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| Dielectric Constants εr [at 25° C and 1MHz] |
4.6 |
| Loss Tangent tan δ [at 25 °C and 1MHz] |
37 x 10-4 |
| Specific Electric Volume Resistivity |
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| lg ρ 250° C |
8.0 Ω x cm |
| lg ρ 350° |
6.5 Ω x cm |
| tk100 |
250° C |
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Contact
SCHOTT Technical Glass Solutions GmbH
Otto-Schott-Strasse 13 07745 Jena Germany
 | +49 (0)3641/681-4686 |
 | +49 (0)3641/28889241 |
E-mail
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