ZTA

Material data sheet

Designations: ZTA, zirconia toughened alumina, zirconia-reinforced aluminum oxide

Size	Unit	Typical value
Al2O3 Salary	%	84
ZrO2 Salary	%	16
Density	g / cm3	4,1
Strength, 4-point bending test1	MPa	400 - 800
E-modulus	GPa	350
Vickers hardness HV	GPa	16 - 18
Thermal conductivity	W / m K	15
Coefficient of thermal expansion	ppm / K	9 - 11
Specific electrical resistance, 20 °C	Ohm m	106

_{¹Material strength data are statistical values. Please contact us to obtain the desired parameters.}

Design features

Feature	Unit	Value
Component dimensions, max.	mm	74 x 41 x 80
Wall thickness	mm	0,3 - 10
Diameter of holes and channels, min.1	mm	0,5 - 1

_{¹Smaller drill holes possible through reworking}