Type: | Pellet Igniter |
---|---|
Material: | Ceramic |
Power Source: | Electric |
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Thermal Properties for Alumina Heater
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|
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Item
|
Unit
|
Value
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Vickers Hardness
|
Gpa
|
11.5
|
||
Flexural Strength
|
Mpa
|
300
|
||
Compressive Strength
|
Mpa
|
2000
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||
Modulus of Elasticity
|
Gpa
|
300
|
||
Poisson's Ratio
|
---
|
0.22-0.23
|
||
Fracture Toughness
|
Mpam 1/2
|
3.5-4.0
|
||
Thermal Conductivity
|
W/(m·k)
|
25
|
||
Thermal Expansion Coefficient
|
10 -6/
|
6.5-7.5
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Thermal Shock Resistance
|
△T
|
200
|
||
Maximum Use Temperature
|
|
1600
|
||
Dielectric Strength
|
KV/mm
|
>12
|
||
Dielectric Constant
|
εr
|
9-10
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Dielectric Loss Angle (1MHz)
|
---
|
0.0002
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Volume Resistivity
|
Ω.m
|
>10 15
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Specific Heat
|
J/(kg·k)
|
0.78x10 3
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