| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 *ej o6 >
Dispersion (nF- nC) 0.00719 :~A1Ud4c
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 `zsk*W1GA
Thermal conductivity (W/(m * °C)) 1.14 sFz4^Kn
Average thermal capacity (KJ/ (kg * °C)) 0.83 ^[\53\R~
Maximal operation temperature (°C) [Oy 2&C
Short Term h}:5hi Jw
Long Term LAVt/TcZS|
Thermal stability 2mp>Mn~K^
500 7;s0m0<% ~
450 ORP l^n-
375 ,c %gwzU
Density (g/cm3) 2.23 0v)mgrl=,
Elastic modulus E (kN/mm3) 64 FCB/FtI0
Hardness (HK) 480 c"&!=@
Poission's Ratio 0.2 kd4*Zab
Climatic resistance (ISO - 719 - HGB) Grade 1 0}C}\1
Acid resistance Grade 1 ^d $e^cU
Alkali resistance Grade 1 7Hlh
(k
Melting temperature (°C) 1680 K[;,/:Y
Working Point (°C) 1252 3\l9Sf=M|
Softening Point (°C) 820 ± 10 )xy{[ K|M(
Annealing Point (°C) 560 ± 10 cz~1 1j#
Stress Point (°C) 510 ± 10 "N:]d*A\
Surface Tension (dyn/cm) 340-350 (1252 °C) 9oN'.H^
Dielectric constant (1MHz, 20°C) 4.6 8uD%]k= #!
Dielectric loss (1MHz, 20°C) 37 x 10-4 D~?*Xv]s ~
Dielectric strength (50MHz, 25°C) Kv/mm 16 ~map5 @Kd
Color Code (λ5/λ80) 297.6/337.2 ZTz(NS
EK
Volume Sensitivity (log ρ) *8eh%3_$h
250°C v&,VC~RN-J
350°C _^s SI<&m
8.0 $zA[5}{ZtQ
6.5 \yizIo.Y`
Environmental Protection Pb < 50 ppm NP`ll0s
As < 5 ppm GT}# iM
Cd < 5 ppm soK_l|z:J
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