| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 6ooCg>9/Z
Dispersion (nF- nC) 0.00719 z _A]mJ
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 @ ={Hx$zL
Thermal conductivity (W/(m * °C)) 1.14 B}O M:0
Average thermal capacity (KJ/ (kg * °C)) 0.83 b9 Gq';o
Maximal operation temperature (°C) $eqwn&$n
Short Term ]!%
p21e
Long Term YC,)t71l {
Thermal stability _'O XrT#Q
500 k+nfW]UNF
450 J%9)&a W
375 jEa U;
Density (g/cm3) 2.23 .A6i?iROe
Elastic modulus E (kN/mm3) 64 hW~XE{<
Hardness (HK) 480 YoU|)6Of
Poission's Ratio 0.2 3Ql77?&k
Climatic resistance (ISO - 719 - HGB) Grade 1 G&7!3u
Acid resistance Grade 1 j2dptM3t{
Alkali resistance Grade 1 r0xm DJ@y
Melting temperature (°C) 1680 LN!e_b
Working Point (°C) 1252 6 $ .I>8n
Softening Point (°C) 820 ± 10 cUB+fH<B2
Annealing Point (°C) 560 ± 10 >5%;NI5
G
Stress Point (°C) 510 ± 10 PjxZ3O
Surface Tension (dyn/cm) 340-350 (1252 °C) #.KVT#% ~{
Dielectric constant (1MHz, 20°C) 4.6 qL;T^lj P
Dielectric loss (1MHz, 20°C) 37 x 10-4 Of@ LEEh6
Dielectric strength (50MHz, 25°C) Kv/mm 16 ;1gWz
Color Code (λ5/λ80) 297.6/337.2 cT&!_g#g
Volume Sensitivity (log ρ) f[wA ]&
250°C n^xB_DJ~
350°C r9\ 7I7z
8.0 L9"yQD^R7?
6.5 m,3H]
Environmental Protection Pb < 50 ppm D# Gf.c
As < 5 ppm 9^4BqAWYrV
Cd < 5 ppm VMZUJ2Yj/&
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