| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 j*u c$hC"
Dispersion (nF- nC) 0.00719 KjK.Sv{N
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 q'r(#,B<3
Thermal conductivity (W/(m * °C)) 1.14 fJ
\bm
Average thermal capacity (KJ/ (kg * °C)) 0.83 KW^#DI6tr
Maximal operation temperature (°C) 3C 8cvi[IS
Short Term ;0j 8Xj
Long Term W(
O)J$j
Thermal stability < PCa37
500 D[d +lq#p
450 ]w2nVC 3
375 //9M~qHa"
Density (g/cm3) 2.23 N_AAh D
Elastic modulus E (kN/mm3) 64 AcF6 p)@_
Hardness (HK) 480 /yRP>CX~
Poission's Ratio 0.2 83rtQ ;L
Climatic resistance (ISO - 719 - HGB) Grade 1 sxac( L
Acid resistance Grade 1 fTn
Alkali resistance Grade 1 *AEN
Melting temperature (°C) 1680 &p/ ^A[
Working Point (°C) 1252 NkWU5E!
Softening Point (°C) 820 ± 10 rnB-e?>
Annealing Point (°C) 560 ± 10 h_O6Z2J1
Stress Point (°C) 510 ± 10 %bs6Uy5g)a
Surface Tension (dyn/cm) 340-350 (1252 °C) nP9zTa
Dielectric constant (1MHz, 20°C) 4.6 8t{-
Dielectric loss (1MHz, 20°C) 37 x 10-4 E038p]M!
Dielectric strength (50MHz, 25°C) Kv/mm 16 +Usy
Color Code (λ5/λ80) 297.6/337.2 dEz7 @T
Volume Sensitivity (log ρ) &~ =q1?
250°C ?O W! zE:
350°C 37:\X5)z/
8.0 'q+CL&D
6.5 z qd_^
Environmental Protection Pb < 50 ppm aTJs.y -I~
As < 5 ppm 3v oas
Cd < 5 ppm /uXEh61$8
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