 |
| PROPERTY |
UNITS |
99%
AL2O3 |
| Density |
g/cc |
3.80 |
| Porosity |
% |
0 |
| Color |
- |
White |
| Hardness |
Mohs'
Scale |
9 |
| Flexural
Strength |
lbs.
/ in.2 |
68,000 |
| Compressive
Strength |
lbs.
/ in.2 |
350,000 |
| Tensile
Strength |
lbs.
/ in.2 |
27,000 |
| Impact
Resistance |
inch-lbs |
7.0 |
| Thermal
Conductivity |
Btu
in. / hr. ft.2 F |
100
F
800 F
1600 F |
300
240
140 |
|
| Coefficient
of Thermal Expansion |
Per
deg. C |
25-200
C
25-200 C
25-200 C |
6.3
x 10-6
7.4 x 10-6
7.8 x 10-6 |
|
Maximum
Working
Temperature(without
load ) |
|
|
| Dissipation
Factor |
- |
0.0002 |
| Dielectric
Strength |
volts
/ mil |
210 |
| Dielectric
Constant |
1
MHz @ 25 C |
9.4 |
| Loss
Factor |
1MHz
@ 25 C |
0.001 |
| Te
Value |
C |
950 |
|
|
|
| |
