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Custom Wear-resistant 95% 99% Alumina Ceramic Ring Insulator Ceramic Rod Al2o3 Ceramic Tube
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US$ 0.3
≥100 Pieces
Quick Details
Material:
Alumina Ceramic
Place of Origin:
Liaoning, China, Liaoning, China
Model Number:
Customization
Brand Name:
UPCERA, UPCERA
Product Details
Production Description
Specification
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|
Unit
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ZrO2
|
Al2O3
|
|
|
|
|||||
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Properties
|
|
|
99.99%
|
99.9%
|
99%
|
95%
|
|||||
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Physical Properties
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|
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|
|
|
|
|||||
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Color
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|
White
|
White, Ivory
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|
|
|
|||||
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Density
|
g/cm^3
|
6.00
|
3.95
|
3.94
|
3.80
|
3.70
|
|||||
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Straightness
|
‰
|
1
|
1
|
1
|
1
|
1
|
|||||
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Water Absorption
|
%
|
0
|
≤0.2
|
≤0.2
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≤0.2
|
≤0.2
|
|||||
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Mechanical Properties
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Hardness
|
Mohs Scale
|
6.5
|
9
|
9
|
9
|
8.8
|
|||||
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Bending Strength
|
Mpa
|
950~1200
|
375
|
375
|
340
|
304
|
|||||
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Compressive Strength
|
Mpa
|
2100
|
2300
|
2300
|
2210
|
1910
|
|||||
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Fracture Toughness
|
Mpa*m^(1/2)
|
8.0~12.0
|
4.4
|
4.3
|
4.2
|
3.8
|
|||||
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Thermal Properties
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|
|
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Maximum Operating Temperature
|
℃
|
500
|
1750
|
1750
|
1700
|
1500
|
|||||
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Thermal Expansion Coefficient
|
10^(-6)/℃
|
10.3
|
8
|
7.8
|
7.7
|
7.5
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|||||
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Thermal Conductivity
|
W/m*k
|
6
|
30
|
30
|
39
|
25
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Electronic Properties
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|
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|
|||||
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Dielectric Strength
|
ac-KV/mm
|
9
|
9
|
8.7
|
8.7
|
8.3
|
|||||
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Dielectric Constant
|
25℃@1MHz
|
30
|
9.8
|
9.7
|
9.5
|
9.2
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|||||
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Dielectric Loss Angle
|
——
|
<0.0001
|
<0.0001
|
<0.0001
|
0.0001
|
0.0002
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|||||
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Resistivity
|
Ω*mm^2/m
|
>10^14
|
>10^14
|
>10^14
|
>10^14
|
>10^14
|
|||||
All the parameters in the above table are typical parameter values of zirconia and alumina ceramics. Please note that there may be differences due to different batches.
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