Materials
BROWSE MATERIALS
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ACI-995 Alumina
Properties Units AC998 Aluminum Oxide 99.5% Aluminum Oxide MECHANICAL Density g/cm3 3.9 3.8-3.9 Color - ivory ivory/white Water Absorption % 0 0 Flexural Strength MPa@room temp.(R.T.) 400
310-379 Compressive Strength MPa@R.T. 3180 2070-2620 Hardness GPa 14.0-15.0 13.8-17.6 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 8.0 9.0-9.4 Thermal Conductivity W/m°K@R.T.
29.5 25.1-35.6 Specific Heat cal/g°C@R.T. 0.21 0.19-0.21 Thermal Shock Resistance D T(°C) 250 200 Maximum Use Temperature °C 1800 1600-1750 ELECTRICAL Volume Resistivity Ohm. cm@R.T. >1014 >1014 Dielectric Constant 1MHz@R.T. 9.8 9.6-10.2 -
ACI-998 Alumina
Properties Units ACI-998 Alumina (weight 99.8% Aluminum Oxide) 99.5% Aluminum Oxide MECHANICAL Density gram/cm3 3.9 3.8-3.9 Color - ivory ivory/white Water Absorption % 0 0 Flexural Strength MPa@room temp.(R.T.) 400
310-379 Compressive Strength MPa@R.T. 3180 2070-2620 Hardness GPa 14.0-15.0 13.8-17.6 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 8.0 9.0-9.4 Thermal Conductivity W/m°K@R.T.
29.5 25.1-35.6 Specific Heat cal/g°C@R.T. 0.21 0.19-0.21 Thermal Shock Resistance D T(°C) 250 200 Maximum Use Temperature °C 1800 1600-1750 ELECTRICAL Volume Resistivity Ohm. cm@R.T. >1014 >1014 Dielectric Constant 1MHz@R.T. 9.8 9.6-10.2 -
Aluminum 6061
Properties Units Aluminum 6061 MECHANICAL Density g/cm3 2.70 Color - light gray Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) -
Compressive Strength MPa@R.T. - Hardness GPa »11 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 21-23 Thermal Conductivity W/m°K@R.T.
153-180 Specific Heat cal/g°C@R.T. - Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 540
ELECTRICAL Volume Resistivity Ohm. cm@R.T. 2.6x10-6 Dielectric Constant 1MHz@R.T. - -
Aluminum Nitride
Properties Units Aluminum Nitride MECHANICAL Density g/cm3 3.19-3.25 Color - gray Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 428
Compressive Strength MPa@R.T. - Hardness GPa 10.4-11.7 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 4.6-5.7 Thermal Conductivity W/m°K@R.T.
100-115 Specific Heat cal/g°C@R.T. - Thermal Shock Resistance D T(°C) 400 Maximum Use Temperature °C 1600 ELECTRICAL Volume Resistivity Ohm. cm@R.T. >1014 Dielectric Constant 1MHz@R.T. 8.0-9.0 -
Celazole
Properties Units Celazole MECHANICAL Density g/cm3 1.30 Color - black Water Absorption % 0.0-0.4 Flexural Strength MPa@room temp.(R.T.) 221
Compressive Strength MPa@R.T. 400 Hardness GPa - THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) (»25°C to Ј1000°C) 13 (through 150°C) Thermal Conductivity W/m°K@R.T.
0.4 Specific Heat cal/g°C@R.T. - Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 345-540 ELECTRICAL Volume Resistivity Ohm. cm@R.T. >1013 Dielectric Constant 1MHz@R.T. - -
Graphite
Properties Units Graphite MECHANICAL Density g/cm3 1.57-1.88 Color - black Water Absorption % 0.5-3.0 Flexural Strength MPa@room temp.(R.T.) 50
Compressive Strength MPa@R.T. 96 Hardness GPa 8.5 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 8.39 Thermal Conductivity W/m°K@R.T.
95.6 Specific Heat cal/g°C@R.T. 0.16-0.38 Thermal Shock Resistance D T(°C) 200-250 Maximum Use Temperature °C - ELECTRICAL Volume Resistivity Ohm. cm@R.T. 0.45-1.00x10-3 Dielectric Constant 1MHz@R.T. - -
Macor
Properties Units Macor MECHANICAL Density g/cm3 2.52-2.63 Color - white Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 89
Compressive Strength MPa@R.T. 345 Hardness GPa 2.5 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 6.3-9.7 Thermal Conductivity W/m°K@R.T.
1.8 Specific Heat cal/g°C@R.T. - Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 950-1000 ELECTRICAL Volume Resistivity Ohm. cm@R.T. >1014 Dielectric Constant 1MHz @R.T. 6.0 -
Pyrex
Properties Units Pyrex MECHANICAL Density g/cm3 2.23 Color - white/transparent Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) -
Compressive Strength MPa@R.T. - Hardness GPa 4.1 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 3.25 (through 300°C) Thermal Conductivity W/m°K@R.T.
1.1 Specific Heat cal/g°C@R.T. 0.18 Thermal Shock Resistance D T(°C) 100 Maximum Use Temperature °C 230-490
ELECTRICAL Volume Resistivity Ohm. cm@R.T. - Dielectric Constant 1MHz@R.T. 4.6 -
Quartz
Properties Units Quartz MECHANICAL Density g/cm3 2.2 Color - white/transparent Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 80
Compressive Strength MPa@R.T. 650-1100 Hardness GPa 11.5-13.5 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 0.55 Thermal Conductivity W/m°K@R.T.
1.4 Specific Heat cal/g°C@R.T. 0.16 Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 1200 ELECTRICAL Volume Resistivity Ohm. cm@R.T. 7x107 Dielectric Constant 1MHz@R.T. 3.75 -
Sapphire
Properties Units Sapphire MECHANICAL Density g/cm3 3.97 Color - White / transparent Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 760-1035
Compressive Strength MPa@R.T. 2000 Hardness GPa 18.5-21.5 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 7.9-8.8 Thermal Conductivity W/m°K@R.T.
40 Specific Heat cal/g°C@R.T. 0.18 Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 2000
ELECTRICAL Volume Resistivity Ohm. cm@R.T. 10 16 Dielectric Constant 1MHz@R.T. 9.3-11.5 -
Silicon
Properties Units Silicon MECHANICAL Density g/cm3 2.33 Color - gray Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) -
Compressive Strength MPa@R.T. - Hardness GPa 11.3 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 2.3-2.6 Thermal Conductivity W/m°K@R.T.
125 Specific Heat cal/g°C@R.T. 0.18 Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 1350 ELECTRICAL Volume Resistivity Ohm. cm@R.T. 0.005->20 Dielectric Constant 1MHz@R.T. 11.7 -
Silicon Carbide
Properties Units Silicon Carbide MECHANICAL Density g/cm3 3.08-3.20 Color - black Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 462
Compressive Strength MPa@R.T. 1725-2500 Hardness GPa 23.5-24.5 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 4.0-4.5 Thermal Conductivity W/m°K@R.T.
75-155 Specific Heat cal/g°C@R.T. 0.15 Thermal Shock Resistance D T(°C) 350-500 Maximum Use Temperature °C 1400 ELECTRICAL Volume Resistivity Ohm. cm@R.T. 108 Dielectric Constant 1MHz@R.T. - -
Silicon Nitride
Properties Units Silicon Nitride MECHANICAL Density g/cm3 3.18-3.30 Color - gray Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 338-590
Compressive Strength MPa@R.T. - Hardness GPa 13.2-14.7 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 2.5-3.5 Thermal Conductivity W/m°K@R.T.
15-30 Specific Heat cal/g°C@R.T. 0.17 Thermal Shock Resistance D T(°C) 500-670 Maximum Use Temperature °C 1200-1400 ELECTRICAL Volume Resistivity Ohm. cm@R.T. 1012 Dielectric Constant 1MHz@R.T. - -
Stainless Steel 316
Properties Units Stainless Steel 316 MECHANICAL Density g/cm3 8.08 Color - silver gray Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) -
Compressive Strength MPa@R.T. - Hardness GPa »19 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 17.5 Thermal Conductivity W/m°K@R.T.
16.2 Specific Heat cal/g°C@R.T. 0.12 Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 900
ELECTRICAL Volume Resistivity Ohm. cm@R.T. 7.4x10-6 Dielectric Constant 1MHz@R.T. - -
Vespel
Properties Units Vespel MECHANICAL Density g/cm3 - Color - brown Water Absorption % - Flexural Strength MPa@room temp.(R.T.) -
Compressive Strength MPa@R.T. - Hardness GPa - THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 30 Thermal Conductivity W/m°K@R.T.
- Specific Heat cal/g°C@R.T. - Thermal Shock Resistance D T(°C) - Maximum Use Temperature °C 288-482
ELECTRICAL Volume Resistivity Ohm. cm@R.T. >1014 Dielectric Contact 1MHz@R.T. 3.55 -
Zirconia
Properties Units Zirconia MECHANICAL Density g/cm3 5.79-6.05 Color - ivory Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 900-980
Compressive Strength MPa@R.T. - Hardness GPa 11.0-12.7 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C (»25°C to Ј1000°C) 9.2-10.3 Thermal Conductivity W/m°K@R.T.
2.2-3.8 Specific Heat cal/g°C@R.T. 0.12 Thermal Shock Resistance D T(°C) 280-360 Maximum Use Temperature °C 2400 ELECTRICAL Volume Resistivity Ohm. cm@R.T. - Dielectric Constant 1MHz@R.T. -
