| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 4 fBgmL
Dispersion (nF- nC) 0.00719 "'H$YhY]
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 Pxu!,Mi[d
Thermal conductivity (W/(m * °C)) 1.14 fq/F| c
Average thermal capacity (KJ/ (kg * °C)) 0.83 =jdO2MgSg*
Maximal operation temperature (°C) Izq]n R
Short Term >E^?<}E~.
Long Term 4kGA`Xh S*
Thermal stability ]T\K-;i
500 \a+F/I$hwa
450 A+% oE
375 dq%N,1.F
Density (g/cm3) 2.23 dDN#>|
Elastic modulus E (kN/mm3) 64 JDv7jy
Hardness (HK) 480 N#{d_v^H?d
Poission's Ratio 0.2 /km ^IH
Climatic resistance (ISO - 719 - HGB) Grade 1 TkhbnO g6
Acid resistance Grade 1 5)4*J.
Alkali resistance Grade 1 0'O; H[nrl
Melting temperature (°C) 1680 wVk2Fr(
Working Point (°C) 1252 u`Djle
Softening Point (°C) 820 ± 10 )
Ph .
Annealing Point (°C) 560 ± 10 =O~1L m;
Stress Point (°C) 510 ± 10 1 GUF,A+_O
Surface Tension (dyn/cm) 340-350 (1252 °C) .>>@q!!s!
Dielectric constant (1MHz, 20°C) 4.6 kXS_:f;M
Dielectric loss (1MHz, 20°C) 37 x 10-4 j Efrxlj
Dielectric strength (50MHz, 25°C) Kv/mm 16 XNwY\y
Color Code (λ5/λ80) 297.6/337.2 dT8m$}h9
Volume Sensitivity (log ρ) pH.wCD:1n
250°C |RwpIe8~
350°C #(3w6 l2
8.0 P(G$@},W
6.5 %cG6=`vR
Environmental Protection Pb < 50 ppm X>OO4SV
As < 5 ppm |Hg )!5EJ
Cd < 5 ppm 9F)v=
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