| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 Q}J'S5%
Dispersion (nF- nC) 0.00719 &AMW?vO
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 KU dpOMYX
Thermal conductivity (W/(m * °C)) 1.14 D<rO:Er?*a
Average thermal capacity (KJ/ (kg * °C)) 0.83 >A$J5B >d
Maximal operation temperature (°C) s<I[)FQVr
Short Term +$#YW5wy
Long Term qIwI]ub~
Thermal stability qzVmsxBNP
500 CjzfU*G
450 @)8QxI^3[
375 *-timVlaE
Density (g/cm3) 2.23 |S5N$[
Elastic modulus E (kN/mm3) 64 Lc|5&<8ZG1
Hardness (HK) 480 BX|+"AeF
Poission's Ratio 0.2 a2dlz@)J
Climatic resistance (ISO - 719 - HGB) Grade 1 T,72I
Acid resistance Grade 1 ^|6%~jkD5
Alkali resistance Grade 1 kO:iA0KUX
Melting temperature (°C) 1680 u"K-mr#$[o
Working Point (°C) 1252 1n! Jfs U
Softening Point (°C) 820 ± 10 OC z WP,
Annealing Point (°C) 560 ± 10 1NO<K`
Stress Point (°C) 510 ± 10 r sP3?.E
Surface Tension (dyn/cm) 340-350 (1252 °C) / ;M0tP
Dielectric constant (1MHz, 20°C) 4.6 *'+OA6
Dielectric loss (1MHz, 20°C) 37 x 10-4 %C=
{\]-2~
Dielectric strength (50MHz, 25°C) Kv/mm 16 uc?QS~H&w
Color Code (λ5/λ80) 297.6/337.2 =nEl m*E
Volume Sensitivity (log ρ) WV5gH*uUa
250°C ]@o p
350°C .`!|^h%0
8.0 k--.g(T
6.5 q P@4KH} e
Environmental Protection Pb < 50 ppm NIDK:q dR
As < 5 ppm J!,5HJh1
Cd < 5 ppm m:<cLc :.
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