| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 p(/dBt[3k
Dispersion (nF- nC) 0.00719 .K p
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 VB, ?Mo}R
Thermal conductivity (W/(m * °C)) 1.14 9Ru8~ R/\
Average thermal capacity (KJ/ (kg * °C)) 0.83 t+1 %RyKFB
Maximal operation temperature (°C) F7O(Cy"1
Short Term
F)'.g d
Long Term .Z JRO>S
Thermal stability 4Za7^c.
500 Ljx (\Cm
450 )~HUo9K9
375 ucG@?@JENm
Density (g/cm3) 2.23 b"vv>Q~U
Elastic modulus E (kN/mm3) 64 !U'QqnT
Hardness (HK) 480 X;"Sx#U
Poission's Ratio 0.2 woD>!r>)
Climatic resistance (ISO - 719 - HGB) Grade 1 -\
EP.Vtz
Acid resistance Grade 1 {6_|/KE9_
Alkali resistance Grade 1 Nq DHCI
Melting temperature (°C) 1680 (4d huT
Working Point (°C) 1252 }Du}c3
Softening Point (°C) 820 ± 10 urMG*7i <c
Annealing Point (°C) 560 ± 10 M>i9 i -dU
Stress Point (°C) 510 ± 10 /Q2mMSK1h
Surface Tension (dyn/cm) 340-350 (1252 °C) Z(ACc9k6:'
Dielectric constant (1MHz, 20°C) 4.6 bqnNLs<N
Dielectric loss (1MHz, 20°C) 37 x 10-4 k=4N.*#`y
Dielectric strength (50MHz, 25°C) Kv/mm 16 xx{PespNt
Color Code (λ5/λ80) 297.6/337.2 ~1W x =
Volume Sensitivity (log ρ) ~s]iy9i
250°C LRb{hUt=
350°C }L# _\
8.0 /qy-qUh3h
6.5 I~Zh@d%
Environmental Protection Pb < 50 ppm ;I}kQ!q
As < 5 ppm y6[If cN
Cd < 5 ppm a6WI170^1
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