Núcleo de fogão cerâmico de alumina
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DADOS TÉCNICOS DA CERÂMICA DE ALUMINA
|
ITEM |
UNIT |
99.9 ALUMINA |
|
Density |
G/cm3 |
3.94 |
|
Bending Resistance |
Mpa |
500 |
|
Compressive Strength |
Mpa |
3300 |
|
Elasticity Modulus |
Gpa |
400 |
|
Shock Strength |
Mpam/2 |
5.2 |
|
Vaporization Coefficient |
M |
12 |
|
Vickers Hardness |
HV0.5 |
2000 |
|
Thermal Expansivity |
10-6K-1 |
8.0 |
|
Conductivity |
W/MK |
28 |
|
Thermal Shock Resistance |
AT℃ |
280 |
|
Maximum Service Temperature |
℃ |
1750 |
|
20℃ Volume Resistance |
Ω |
≥1015 |
|
Dielectric Strength |
KV/mm |
30 |
|
Apparent Porosity |
% |
0 |
|
Permittivity |
Er |
10 |
|
Dielectric Loss Angle |
tanδ |
0.001 |
DADOS TÉCNICOS DE ZIRCÔNIA
|
ITEM |
UNIT |
Zro2 |
ZTA |
|
Density |
G/cm3 |
6.05 |
413 |
|
Bending Resistance |
Mpa |
1300 |
1000 |
|
Compressive Strength |
Mpa |
3000 |
3300 |
|
Elasticity Modulus |
Gpa |
205 |
320 |
|
Shock Strength |
Mpam/2 |
12 |
10 |
|
Vaporization Coefficient |
M |
25 |
20 |
|
Vickers Hardness |
HV0.5 |
1200 |
1700 |
|
Thermal Expansivity |
10-6K-1 |
10 |
9 |
|
Conductivity |
W/MK |
2 |
20 |
|
Thermal Shock Resistance |
AT℃ |
280 |
260 |
|
Maximum Service Temperature |
℃ |
1200 |
1600 |
|
20℃ Volume Resistance |
Ω |
≥1010 |
≥1012 |
|
Dielectric Strength |
KV/mm |
- |
- |
|
Apparent Porosity |
% |
0 |
0 |
|
Permittivity |
Er |
- |
- |
|
Dielectric Loss Angle |
tanδ |
- |
- |
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