| rags_to_rings |
2023-04-10 16:54 |
Refractive index (nd) 1.47200 }co v "o
Dispersion (nF- nC) 0.00719 Nqih LUv
Coefficient of Linear thermal expansion (x10-6/°C) 3.25 5,3Yt ~\m
Thermal conductivity (W/(m * °C)) 1.14 GtQ$`~r
Average thermal capacity (KJ/ (kg * °C)) 0.83 JI{|8)S
Maximal operation temperature (°C) jfxW9][
Short Term dgb#PxOMH
Long Term o)_;cCr)q
Thermal stability 5r;M61
500 [i7Ug.O i"
450 }]0f -}
375 +b<q4W
Density (g/cm3) 2.23 9E ryHV|
Elastic modulus E (kN/mm3) 64 %O$4da"y
Hardness (HK) 480 f0S& _gt
Poission's Ratio 0.2 iHKWz)0
Climatic resistance (ISO - 719 - HGB) Grade 1 {1H3VSYq
Acid resistance Grade 1 /RL eD
Alkali resistance Grade 1 J(CqT /Au-
Melting temperature (°C) 1680 m"MTw@}SJ;
Working Point (°C) 1252 zD>:Kj5
Softening Point (°C) 820 ± 10 o $k1&hyH
Annealing Point (°C) 560 ± 10 01md@4NQ
Stress Point (°C) 510 ± 10 TCW[;d
Surface Tension (dyn/cm) 340-350 (1252 °C) /\=syl
Dielectric constant (1MHz, 20°C) 4.6 Vx1xULdY
Dielectric loss (1MHz, 20°C) 37 x 10-4 _7?LINF9
Dielectric strength (50MHz, 25°C) Kv/mm 16 B(< ;]
Color Code (λ5/λ80) 297.6/337.2 Rk #@{_
Volume Sensitivity (log ρ) (+' *_
250°C 'je=.{[lWt
350°C XWQp-H.
8.0 <mE)& 7C
6.5 ;x.x j/7
Environmental Protection Pb < 50 ppm lNtZd?=>
As < 5 ppm &5fM8 Opkd
Cd < 5 ppm tOn_S@/r
|
|