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CoorsTek Superstrate® 996 99.6% Alumina Thin Film

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer CoorsTek
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF CoorsTek Superstrate® 996 99.6% Alumina Thin Film.pdf
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Material Notes:
Applications: thin film substrates
Physical Properties Metric English Comments
Density 3.88 g/cc
0.140 lb/in³
ASTM-C373
Water Absorption 0.00 %
0.00 %
ASTM-C373
Particle Size <= 1.0 µm
<= 1.0 µm
Grain Size
Mechanical Properties Metric English Comments
Hardness, Rockwell 45 N 87
87
ASTM-E18
Modulus of Elasticity 372 GPa
54000 ksi
ASTM-C848
Flexural Strength 620 MPa
89900 psi
ASTM-F394
Poissons Ratio 0.20
0.20
ASTM-C848
Shear Modulus 155 GPa
22500 ksi
Calculated
Thermal Properties Metric English Comments
CTE, linear 7.00 µm/m-°C

@Temperature 25.0 - 300 °C
3.89 µin/in-°F

@Temperature 77.0 - 572 °F
ASTM-C372
7.20 µm/m-°C

@Temperature 25.0 - 600 °C
4.00 µin/in-°F

@Temperature 77.0 - 1110 °F
ASTM-C372
7.90 µm/m-°C

@Temperature 25.0 - 800 °C
4.39 µin/in-°F

@Temperature 77.0 - 1470 °F
ASTM-C372
8.20 µm/m-°C

@Temperature 25.0 - 1000 °C
4.56 µin/in-°F

@Temperature 77.0 - 1830 °F
ASTM-C372
Thermal Conductivity 26.9 W/m-K

@Temperature 100 °C
187 BTU-in/hr-ft²-°F

@Temperature 212 °F
ASTM-C408
Component Elements Properties Metric English Comments
Al2O3 99.6 %
99.6 %
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+9 ohm-cm

@Temperature 700 °C
>= 1.00e+9 ohm-cm

@Temperature 1290 °F
ASTM-D257
>= 1.00e+10 ohm-cm

@Temperature 500 °C
>= 1.00e+10 ohm-cm

@Temperature 932 °F
ASTM-D257
>= 1.00e+13 ohm-cm

@Temperature 300 °C
>= 1.00e+13 ohm-cm

@Temperature 572 °F
ASTM-D257
>= 1.00e+14 ohm-cm

@Temperature 25.0 °C
>= 1.00e+14 ohm-cm

@Temperature 77.0 °F
ASTM-D257
>= 1.00e+14 ohm-cm

@Temperature 100 °C
>= 1.00e+14 ohm-cm

@Temperature 212 °F
ASTM-D257
Dielectric Constant 9.9

@Frequency 1.00e+6 Hz
9.9

@Frequency 1.00e+6 Hz
ASTM-D150
Dielectric Strength 17.7 kV/mm

@Thickness 1.02 mm
450 kV/in

@Thickness 0.0400 in
ASTM-D149
23.6 kV/mm

@Thickness 0.635 mm
600 kV/in

@Thickness 0.0250 in
ASTM-D116
Dielectric Loss Index 0.00010

@Frequency 1.00e+6 Hz
0.00010

@Frequency 1.00e+6 Hz
Descriptive Properties Value Comments
Color White
Permeability NIL
Surface Finish - (µin.) <1
Polished
<10
Lapped; Profilometer, 0.004" Radius Stylus, 0.30" Cutoff, ANSI/ASME B46.1
2
As-Fired; Profilometer, 0.004" Radius Stylus, 0.30" Cutoff, ANSI/ASME B46.1
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