Transparent Ceramics Technical Info

Density	ρ	≥ 3.57 g/cm³
Hardness (Vickers scale)	HV₁	≥ 13.8 GPa
Refractive index	n	1.72
Transparency IT (thickness 1 – 10 mm)		≥ 80%
Thermal conductivity	l	≥ 12 W/mK
Young’s modulus	E	≥ 280 GPa
Poisson’s ratio	ט	~ 0.22
Sound velocity	V_L	≥ 10,000 m/s
Dielectric constant		8 – 9
Bending strength	б_B	250 – 350 MPa
Compressive strength	б	≥ 2000 MPa
Coefficient of thermal expansion (30 – 200 °C)	α	~ 6.9*10^-6/K

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