polished wearable Al2O3 Piston ceramic polished piston alumina ceramic plunger shaft piston (1600346159662)

Share on:


Price:$1.00 - $5.00
Price in USD:Details

Quantity:


Product Overview

Description







Products Description




Al2o3 alumina ceramic tubes
The alumina ceramic tubes has exceptional hardness, high resistance to chemicals, is long wearing, and is a perfect insulation material. Its varied properties have made it a staple for industries that require tubing capable of withstanding extreme temperatures.
Advantage
1 High hardness
2 Excellent wear resistance
3 Corrosion resistance
4 High temperature resistance



Technical Parameters


Property
Units
Al2O3 Content
%
95
99
99.7
Density
g / cm3
3.70
3.90
3.92
Color
-
White
White/yellowish
yellowish
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
Thermal Conductivity @ 25 C
W / m-Deg K
20.8
28.1
31.6
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












1600346159662
0.0066 s.