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Advanced Ceramics ACL 1091 (C-799) Alumina

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer Advanced Ceramics Limited
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Advanced Ceramics ACL 1091 (C-799) Alumina.pdf
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Material Notes:
Information provided by Advanced Ceramics Limited (ACL)
Physical Properties Metric English Comments
Density >= 3.90 g/cc
>= 0.141 lb/in³
Open Porosity 0.0 %
0.0 %
Mechanical Properties Metric English Comments
Hardness, Rockwell 45 N 81
81
Modulus of Elasticity 350 GPa
50800 ksi
Shear Strength >= 310 MPa

@Temperature 20.0 °C
 >= 45000 psi

@Temperature 68.0 °F
 Cross Breaking Strength
Thermal Properties Metric English Comments
CTE, linear 7.10 µm/m-°C

@Temperature 20.0 - 200 °C
 3.94 µin/in-°F

@Temperature 68.0 - 392 °F
8.20 µm/m-°C

@Temperature 20.0 - 800 °C
 4.56 µin/in-°F

@Temperature 68.0 - 1470 °F
Thermal Conductivity >= 25.0 W/m-K
>= 174 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air 975 °C
1790 °F
Te Value Tk1
1450 °C
2640 °F
Deflection temperature; No load indicated.
Electrical Properties Metric English Comments
Volume Resistivity >= 1.00e+17 ohm-cm

@Temperature 20.0 °C
 >= 1.00e+17 ohm-cm

@Temperature 68.0 °F
Dielectric Constant 9.6

@Frequency 1e+7 Hz
 9.6

@Frequency 1e+7 Hz
9.6

@Frequency 1e+9 Hz
 9.6

@Frequency 1e+9 Hz
9.69

@Frequency 9.63e+9 Hz
 9.69

@Frequency 9.63e+9 Hz
Dielectric Strength 31.0 kV/mm

@Thickness 0.500 mm
 787 kV/in

@Thickness 0.0197 in
Dissipation Factor <= 0.00020

@Frequency 9.63e+9 Hz
 <= 0.00020

@Frequency 9.63e+9 Hz
Descriptive Properties Value Comments
Grain Size 3-10 µm
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