| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 ~Jf{4*>y
Dispersion (nF- nC) 0.00719 Ci rZ+o
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 !>:?rSg*
Thermal conductivity (W/(m * °C)) 1.14 2 3gPbtq/
Average thermal capacity (KJ/ (kg * °C)) 0.83 '(/7[tJ
Maximal operation temperature (°C) Q|@4bz i)
Short Term NIw\}[-Z0E
Long Term 6uR^% W8]
Thermal stability :,)lm.}]t
500 ({o'd=nO
450 7%sdtunf`
375 J`2"KzR0w"
Density (g/cm3) 2.23 c*~]zR>s!
Elastic modulus E (kN/mm3) 64 4WK3.6GN
Hardness (HK) 480 V*~Zs'L'E
Poission's Ratio 0.2 @e{^`\ l=<
Climatic resistance (ISO - 719 - HGB) Grade 1 i&n'N 8D@
Acid resistance Grade 1 ]kboG%Dl?9
Alkali resistance Grade 1 #Qkroji
qw
Melting temperature (°C) 1680 --DoB=5%8
Working Point (°C) 1252 #Skv(IL
Softening Point (°C) 820 ± 10 P~ &$l2
Annealing Point (°C) 560 ± 10 M8u<qj&<O
Stress Point (°C) 510 ± 10 Tyck/ EO
Surface Tension (dyn/cm) 340-350 (1252 °C) #^ ]n0!
Dielectric constant (1MHz, 20°C) 4.6 aFLO{t r`
Dielectric loss (1MHz, 20°C) 37 x 10-4 H$6`{l x,
Dielectric strength (50MHz, 25°C) Kv/mm 16 =Qn ;_+C t
Color Code (λ5/λ80) 297.6/337.2 vY_-Ranj#.
Volume Sensitivity (log ρ) >]c*'~G&
250°C /soKucN"h
350°C 2@
Z(P.Gh
8.0 'PP #^aI,
6.5 zL J/5&
Environmental Protection Pb < 50 ppm 2;?I>~
As < 5 ppm >
%KuNy{
Cd < 5 ppm ^ur DoB:
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