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Beryllium Oxide - Beryllia

Material: Beryllium Oxide - Beryllia
Composition: blank
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0043 0.0045 m3/kmol 262.402 274.607 in3/kmol
Density 2.8 3.01 Mg/m3 174.798 187.908 lb/ft3
Energy Content 200 300 MJ/kg 21667.7 32501.6 kcal/lb
Bulk Modulus 276 333.3 GPa 40.0304 48.341 106 psi
Compressive Strength 785 2800 MPa 113.855 406.106 ksi
Ductility 0.00032 0.00082 0.00032 0.00082 NULL
Elastic Limit 79 306 MPa 11.458 44.3815 ksi
Endurance Limit 70 276 MPa 10.1526 40.0304 ksi
Fracture Toughness 1 2.5 MPa.m1/2 0.910047 2.27512 ksi.in1/2
Hardness 5500 13000 MPa 797.708 1885.49 ksi
Loss Coefficient 1e-005 3e-005 1e-005 3e-005 NULL
Modulus of Rupture 172 368 MPa 24.9465 53.3739 ksi
Poisson's Ratio 0.26 0.34 0.26 0.34 NULL
Shear Modulus 130.76 153.8 GPa 18.9651 22.3068 106 psi
Tensile Strength 79 306 MPa 11.458 44.3815 ksi
Young's Modulus 331.7 400 GPa 48.109 58.0151 106 psi
Glass Temperature K °F
Latent Heat of Fusion 1520 1930 kJ/kg 653.479 829.746 BTU/lb
Maximum Service Temperature 1073 2318 K 1471.73 3712.73 °F
Melting Point 2787 2899 K 4556.93 4758.53 °F
Minimum Service Temperature 0 0 K -459.67 -459.67 °F
Specific Heat 750 1020 J/kg.K 0.580394 0.789335 BTU/lb.F
Thermal Conductivity 209 330 W/m.K 391.255 617.771 BTU.ft/h.ft2.F
Thermal Expansion 7.4 8.9 10-6/K 13.32 16.02 10-6/°F
Breakdown Potential 27 31 MV/m 685.8 787.4 V/mil
Dielectric Constant 6.1 7.5 6.1 7.5 NULL
Resistivity 1e+020 1e+023 10-8 ohm.m 1e+020 1e+023 10-8 ohm.m
Environmental Properties
Resistance Factors
1=Poor 5=Excellent
Flammability 5
Fresh Water 5
Organic Solvents 5
Oxidation at 500C 5
Sea Water 5
Strong Acid 4
Strong Alkalis 4
UV 5
Wear 5
Weak Acid 5
Weak Alkalis 5