- Product Details
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Quick Details
-
Brand Name:
-
TianAo
-
Produce Name:
-
Wear-resistant Zirconium Oxide/Zirconia/ZrO2 Ceramic Seal Ring/Roller
-
Color:
-
White
-
Shape:
-
Customized
-
Advantage 1:
-
Wear Resistance
-
Advantage 2:
-
Corrosion Resistance
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Advantage 3:
-
High Temperature Resistance
-
Advantage 4:
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Insulation
-
Customize:
-
Yes
-
Model:
-
According your request
Quick Details
-
Material:
-
Zirconia Ceramic
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Place of Origin:
-
Jiangsu, China
-
Model Number:
-
TA000336
-
Brand Name:
-
TianAo
-
Produce Name:
-
Wear-resistant Zirconium Oxide/Zirconia/ZrO2 Ceramic Seal Ring/Roller
-
Color:
-
White
-
Shape:
-
Customized
-
Advantage 1:
-
Wear Resistance
-
Advantage 2:
-
Corrosion Resistance
-
Advantage 3:
-
High Temperature Resistance
-
Advantage 4:
-
Insulation
-
Customize:
-
Yes
-
Model:
-
According your request
Product Description
Polished Wear-resistant Zirconium Oxide/Zirconia/ZrO2 Ceramic Seal Ring/Roller
Specification
|
Ceramic material performance index
|
|
|
|
|
|
|||||
|
|
|
Alumina Ceramic
|
|
|
Zirconia Ceramic
|
|||||
|
Performance
|
Unit
|
≧95
|
≧99
|
≧99.5
|
|
|||||
|
Bulk density
|
g /cm3
|
3.7
|
3.85
|
3.85
|
6
|
|||||
|
Hardness
|
HRA ≥
|
86
|
88
|
88
|
92
|
|||||
|
Flexure strength
|
Mpa≧
|
300
|
350
|
400
|
1100
|
|||||
|
The max.temperature
|
℃
|
1500
|
1500
|
1500
|
1450
|
|||||
|
Linear expansion coefficient
|
×10-6/℃
|
7.5
|
8.2
|
8.2
|
10.2
|
|||||
|
Dielectric constant
|
εr20℃, 1MHz
|
9
|
9.2
|
9.2
|
28
|
|||||
|
Dielectric loss
|
tanδ×10-4, 1MHz
|
3
|
2
|
2
|
10
|
|||||
|
Volume resistivity
|
Ω·cm 20℃
|
10^13
|
10^14
|
10^14
|
10^14
|
|||||
|
Disruptive strength
|
KV/mm , DC≥
|
20
|
20
|
20
|
20
|
|||||
|
Acid resistance
|
mg/cm2 ≤
|
0.7
|
0.7
|
0.7
|
2
|
|||||
|
Alkali resistance
|
mg/cm2 ≤
|
0.2
|
0.1
|
0.1
|
0.08
|
|||||
|
Abrasive resistance
|
g/cm2 ≤
|
0.2
|
0.1
|
0.1
|
0.05
|
|||||
|
Compressive strength
|
MPa ≥
|
2500
|
2500
|
2500
|
3000
|
|||||
|
Rupture strength
|
MPa ≥
|
200
|
350
|
350
|
600
|
|||||
|
Elasticity modulus
|
GPa
|
300
|
350
|
350
|
210
|
|||||
|
Poisson ratio
|
|
0.2
|
0.22
|
0.22
|
0.23
|
|||||
|
Heat conductivity
|
W/m·K( 20℃)
|
20
|
25
|
25
|
2.6
|
|||||
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