Alumina ceramic rod is made of aluminium oxide (Al2O3) ceramic. Alumina ceramic as a fine ceramic material is widely used in a lot
of industries. Aluminum oxide rod has superb performances in electrical insulation and low thermal expansion.
Advantage
1 High hardness
2 high stiffness
3 Excellent wear resistance
4 good corrosion resistance
- Product Details
- {{item.text}}
Quick Details
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Brand Name:
-
MRX
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Color:
-
white
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Product name:
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Alumina Ceramic rods
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Shape:
-
Round
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Usage:
-
Industry Usage
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Size:
-
Size Customized
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Feature:
-
insulation
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Keywords:
-
Al2o3 alumina ceramic rods
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Advantage:
-
wear-resisting/High temperature resistance
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Item:
-
Al2o3 rods
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MOQ:
-
1-10Pcs
Quick Details
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Material:
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Alumina Ceramic
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Place of Origin:
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China
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Model Number:
-
meirixin/2
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Brand Name:
-
MRX
-
Color:
-
white
-
Product name:
-
Alumina Ceramic rods
-
Shape:
-
Round
-
Usage:
-
Industry Usage
-
Size:
-
Size Customized
-
Feature:
-
insulation
-
Keywords:
-
Al2o3 alumina ceramic rods
-
Advantage:
-
wear-resisting/High temperature resistance
-
Item:
-
Al2o3 rods
-
MOQ:
-
1-10Pcs
Products Description
alumina ceramic rod
Technical Parameters
|
Property
|
Units
|
|
|
|
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|
Al2O3 Content
|
%
|
95
|
99
|
99.7
|
||
|
Density
|
g / cm3
|
3.70
|
3.90
|
3.92
|
||
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Color
|
-
|
White
|
White
|
Ivory
|
||
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Compressive Strength @ 25 C
|
Mpa
|
2229
|
2091
|
2350
|
||
|
Tensile Strength @ 25 C
|
MPa
|
200
|
200
|
252
|
||
|
Flexural Strength @ 25 C
|
MPa
|
331
|
276
|
320
|
||
|
Elastic Modulus @ 25 C
|
GPa
|
290
|
331
|
380
|
||
|
Hardness : Knoop Rockwell
|
(Gpa) Kg/mm2
R45N |
(11.7) 1196
79 |
(12.5) 1276
77 |
(15) 1510 90
|
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|
Thermal Conductivity @ 25 C
|
W / m-Deg K
|
20.8
|
28.1
|
31.6
|
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|
Coefficient of Thermal Expansion @ 25-1000 C
|
1 X 10-6 /
Deg C |
7.9
|
8.5
|
8.0
|
||
|
Specific Heat @ 25 C
|
cal / g / Deg C
|
.184
|
.184
|
.180
|
||
|
Maximum Working Temp.
|
Deg C
|
1650
|
1650
|
1700
|
||
|
VolumeResitivity @25C @700 C
|
ohm-cm
ohm-cm |
1 X 10-13
1 X 10-8 |
1X 10-13
2.2 X 10-9 |
1 X 10-13
6 x 10-7 |
||
|
Dielectric Strength
(@Thickness) 100Mils |
ac volts
per mil |
350
|
340 |
330
|
||
|
Dielectric Constant 1Mhz
@25C |
e' / eo
|
8.6
|
9.4
|
10.0
|
||
|
Dissipation Factor 1 Mhz
@25C |
Tan Delta
|
.0004
|
.0003
|
.0002
|
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