| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 Cjwg1?^RZ
Dispersion (nF- nC) 0.00719 Q04N
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 p_mP'
Thermal conductivity (W/(m * °C)) 1.14 >B3_ P4pW9
Average thermal capacity (KJ/ (kg * °C)) 0.83 0gnr@9,X
Maximal operation temperature (°C) W}T$ Z
Short Term (s \Nm_j
Long Term -lLq)
Thermal stability X}S<MA`
500 L-$GQGk{
450 .Z9Bbab:
375 v/CXX<^U(
Density (g/cm3) 2.23 M(5l S u
Elastic modulus E (kN/mm3) 64 '{ C=vW
Hardness (HK) 480 FVHEb\Z
Poission's Ratio 0.2 t&-7AjS5
Climatic resistance (ISO - 719 - HGB) Grade 1 WJ/&Ag 1
Acid resistance Grade 1 ?_ p3^kl
Alkali resistance Grade 1 Wny{qj)=
Melting temperature (°C) 1680 E Xo"F*gW
Working Point (°C) 1252 ky[FNgQ3n
Softening Point (°C) 820 ± 10 ;B!&( 50e
Annealing Point (°C) 560 ± 10 tX6n~NJ$
Stress Point (°C) 510 ± 10 7eZ,;
x
Surface Tension (dyn/cm) 340-350 (1252 °C) ^Z;5e @S
Dielectric constant (1MHz, 20°C) 4.6 [_C IN
Dielectric loss (1MHz, 20°C) 37 x 10-4 OBu$T&
Dielectric strength (50MHz, 25°C) Kv/mm 16 9' T
nR[>
Color Code (λ5/λ80) 297.6/337.2 Dy0RZF4_
Volume Sensitivity (log ρ) |"\A5v|1
250°C "y#$| TMB
350°C qJrK ?:O;
8.0 V \4'Hd
6.5 T+Du/ERL
Environmental Protection Pb < 50 ppm [N.4 i"
Cd
As < 5 ppm ,uK
}$l
Cd < 5 ppm U%m,:b6V
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