CeramTec MZ 111 Zirconia, ZrO2-Y2O3

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CeramTec MZ 111 Zirconia, ZrO2-Y2O3
Categories:	Ceramic; Oxide; Zirconium Oxide
Material Notes:	MZ 111 is a yttria-stabilized tetragonal zirconia used in dental applications.
Key Words:	Zirconium Oxide
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Physical Properties	Original Value	Comments

Density	6.08 g/cc	DIN EN 623-2
Water Absorption	0.00 %	Open Porosity; DIN EN 623-2
Particle Size	0.15 - 0.20 µm	Grain; DIN EN 623-3
Permeability	0.00	%, Gas
Weibull Modulus	>= 10	DINV ENV 843-5

Mechanical Properties	Original Value	Comments
Vickers Microhardness	1250	HV1; DINV ENV 843-4
	1250	HV 0.5; DIN ENV 843-2
Tensile Modulus	210 GPa	Young's; DINV ENV 843-2
Flexural Strength	1050 MPa	DIN EN 843-1
	1400 MPa	Bending Strength; 4-Point; without HIP: 1050; DIN ENV 843-1
Compressive Strength	2200 MPa	DIN 51067T1
Poissons Ratio	0.30	DINV ENV 843-2
Fracture Toughness	6.70 MPa-m½	K_IC (SEVNB); DIN CEN/TS 14425-1
	7.50 MPa-m½	SEVNB; ISO 23 146
Shear Modulus	80.8 GPa	Calculated

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+12 ohm-cm	IEC 672-1
Dielectric Constant	29 @Frequency 1e+6 Hz	IEC 672-1
Dielectric Strength	19.0 kV/mm	IEC 672-1
Dielectric Loss Index	0.0020 @Frequency 1e+9 Hz	IEC 672-1

Thermal Properties	Original Value	Comments
CTE, linear	11.1 µm/m-°C @Temperature 20.0 - 100 °C	DIN EN 821-1
	11.2 µm/m-°C @Temperature 20.0 - 400 °C	DIN EN 821-1
	11.6 µm/m-°C @Temperature 20.0 - 600 °C	DIN EN 821-1
	11.7 µm/m-°C @Temperature 20.0 - 1000 °C	DIN EN 821-1
Specific Heat Capacity	0.400 J/g-°C	DINV ENV 821-3
Thermal Conductivity	2.50 W/m-K	DIN EN 821-2
Maximum Service Temperature, Air	1000 °C
Maximum Service Temperature, Inert	1000 °C

Component Elements Properties	Original Value	Comments
Al2O3	0.10 %	DIN ISO 12677
HfO2	2.0 %	DIN ISO 12677
Y2O3	4.9 %	DIN ISO 12677
ZrO2	93 %	DIN ISO 12677

Descriptive Properties
Color	Ivory
Monoclinic Content (%)	< 1	DIN ISO 12677
Other Oxides (%)	< 0.1	DIN ISO 12677
Ra = Arithmetic Mean Roughness Value (µm)	<0.06
Radioactivity (Bq/kg)	10.2	ISO 13 356
Thermal Shock Resistance R1 (K)	336	calculated; R1 = [σ_s (1-µ)] / (α·E)
Thermal Stress R2 (W/m)	841

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CCERA910 / 107510

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