Aluminia Al2O3Zirconia ZrO2Mixed Oxides ZrO2/Al2O3Silicon SICSilicon Si3N4BoronMetal 
Typ A-960A-997A-999Z-507Z-700Z-700 EZ-700 E HIPATZZTA 86/14C-100C-200C-300N-105N-205BN-500Stahlback to homepage
Description Al2O3
purity
96%
Al2O3
purity
99,7%
Al2O3
purity
99,99%
Mg-PSZ
MgO
partially stabilized
Y-TZP
Y2O3
partially stabilized
Y-TZP
Y2O3
partially stabilized
Y-TZP
Y2O3
partially stabilized
ZrO2
particle reinforced
Al2O3
particle reinforced
SiSiC
Si-infiltrated, with 8-12% free silicon
SSiC
sintered
without free silicon
HP SIC
hot pressed
without free silicon
HP SN
hot pressed
SSN
sintered
HP BN*
hot pressed
C-15*
unalloyed steel
Colour whitewhitewhiteyellowwhitewhitewhitewhitewhiteblackblackblackblackgreywhite-
Microstructure Properties A-960A-997A-999Z-507Z-700Z-700 EZ-700 E HIPATZZTA 86/14C-100C-200C-300N-105N-205BN-500Stahl
Densityg/cm33.73.9>3.95.7>6.0>6.0>6.035.54.13.13.13.23.23.2227.87
Open Porosity%0000000000000000
Average Grain Sizeµm1053500.70.40.350.70.51511055--
Mechanical Properties A-960A-997A-999Z-507Z-700Z-700 EZ-700 E HIPATZZTA 86/14C-100C-200C-300N-105N-205BN-500Stahl
Vickers Hardness (HV10)MPa14001800180012001300130013001400170022002500250016001450190700
Compressive StrengthMPa280028002800160022002200220021002600120022002900250025001601000
Bending StrengthMPa29034034050010001100130082060032042043085075070/30**450
Fracture ToughnessMPam½-4.34.37.010.510.510.57.07.0-3.23.26.07.0--
Module of Elasticity*GPa35038038020020021021022036035041044032030030/25**210
Weibull-Modulus*-1010101220202020201210121815--
Poisson-Ratio*-0.220.220.220.30.30.30.30,270,240.220.170.160.260.250.130.33
Thermal Properties A-960A-997A-999Z-507Z-700Z-700 EZ-700 E HIPATZZTA 86/14C-100C-200C-300N-105N-205BN-500Stahl
max. Application Temperature*
Inert Gas Atmosphere
°C16001650165090012001200120012001000135018001800130013002400400
max. Application Temperature*
Air
°C1600165016509001200120012001200100013501500150011001100850300
Specific Heat at 20°CJ/Kg K9009009005505005005006007009506501000750700-462
Thermal Conductivity at 100°CW/mK253030222262585759035353550
Coefficient of Thermal Expansion (between 20C and 1000C)10-6K-18.58.58.510.510.510.510.5994.54.14.13.23.32.211
Thermal Shock Resistance*K180190190260300300300300250400350450400450--
Electrical Properties A-960A-997A-999Z-507Z-700Z-700 EZ-700 E HIPATZZTA 86/14C-100C-200C-300N-105N-205BN-500Stahl
Vol. Resisitivity at 20°CΩcm10141014101410101091091091091090,210-1001021010101210140.0015
Vol. Resisitivity at 400°CΩcm101110121012104104104104104107-------
Vol. Resisitivity at 1000°CΩcm1041071071031031031031021050,050,20,2107107109-
Dielectric StrengthkV/mm>18>25>25-----------39-
Dielectric Constant at 20C and 1 GHz-899>20>20>20>20>20----2020--
Loss Factor (tgΔ)
at 20C and 1 GHz
-5x10-42x10-42x10-4-------------
Loss Factor (tgΔ)
at 20C and 10 kHz
-3x10-41x10-41x10-4---------5x10-25x10-2--
The data listed in the table refer to normalized and standardized test samples. Values may vary if tested on other geometries.
*) Quoted data are partly based on bibliographical and partly measured data. They may only be used as a guidance. **) Data perpendicular and parelell to the pressing direction.
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