| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 x9"Cm;H%
Dispersion (nF- nC) 0.00719 .|Hu z k+
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 wlT8|
Thermal conductivity (W/(m * °C)) 1.14 mb1mlsE
Average thermal capacity (KJ/ (kg * °C)) 0.83 vR !+ 8sy$
Maximal operation temperature (°C) r3l1 I}
Short Term Nmj)TOEPW
Long Term dU$VRgP/
Thermal stability :\\NK/"
500 0O9b
7F
450 ;=Ma+d #
375 s-$ Wc) l
Density (g/cm3) 2.23 !6 KX^j-
Elastic modulus E (kN/mm3) 64 6ZqU:^3
Hardness (HK) 480 2 DQVl
Poission's Ratio 0.2 |O{N_-];.
Climatic resistance (ISO - 719 - HGB) Grade 1 w + g29
Acid resistance Grade 1 eV[{c %wN:
Alkali resistance Grade 1 C/e.BXA
Melting temperature (°C) 1680 ]n!V
Working Point (°C) 1252 yQ$i rS?
Softening Point (°C) 820 ± 10 H9mN nZ_k
Annealing Point (°C) 560 ± 10 {821e&r
Stress Point (°C) 510 ± 10 P`biHs8O
Surface Tension (dyn/cm) 340-350 (1252 °C) s bW+vc
Dielectric constant (1MHz, 20°C) 4.6 r#sg5aS7O|
Dielectric loss (1MHz, 20°C) 37 x 10-4 ?zW'Hi
Dielectric strength (50MHz, 25°C) Kv/mm 16 nTeA= 0 4
Color Code (λ5/λ80) 297.6/337.2 : _8K8Sa
Volume Sensitivity (log ρ) g\q .
250°C n-Iz!;q
350°C O[ma% E*0
8.0 sL$sj|" S
6.5 hX.cdt_?
Environmental Protection Pb < 50 ppm uY]';Ot G
As < 5 ppm 7Qd4L.
Cd < 5 ppm ~H}Z;n]H
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