| Place of Origin: | Wuxi , China |
|---|---|
| Minimum Order Quantity: | 50 Pieces |
| Delivery Time: | 7-15 work days |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 1000 Piece/Pieces per Month |
| Material: | Material | Application: | Structure Ceramic, Industrial Equipment |
|---|---|---|---|
| Processing Service: | Custom Processing | Material Option: | Customizable |
| Quality Control: | 100% Inspection | Drawing Format: | 2D/(PDF/CAD)3D(IGES/STEP) |
| High Light: | machining alumina ceramic parts bpt,Alumina Ceramic Parts Thermal Shock Resistance 250 bpt,precision machined ceramic parts bpt |
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Alumina ceramic performance table
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|
Property
|
Item
|
Data
|
Unit
|
||
|
99.8%
|
99%
|
95%
|
|||
|
Mechanical Characteristics
|
color
|
Ivory
|
light yellow
|
White
|
-
|
|
density
|
3.93
|
3.85
|
3.7
|
g/cm3
|
|
|
Bending Strength
|
370
|
310
|
300
|
MPa
|
|
|
Compressive trength
|
2,500
|
2,400
|
2,300
|
MPa
|
|
|
Elastic Modulus
|
390
|
340
|
320
|
GPa
|
|
|
Fracture Toughness
|
4
|
3~4
|
3~4
|
MPa m^1/2
|
|
|
Weber Coefficient
|
12
|
12
|
12
|
m
|
|
|
Vickers Hardness
|
1,850
|
1,600
|
1,400
|
HV 0.5
|
|
|
Thermal Characterics
|
Coefficient of Line Thermal
Expansion
|
7~8
|
7~8
|
7~8
|
10^-6 K^-1
|
|
Thermal Conductivity
|
32
|
29
|
20
|
W/mK
|
|
|
Thermal Shock Resistance
(Put in Water)
|
280
|
200
|
250
|
ΔT °C
|
|
|
Max Working Temperature
|
1,700
|
1,600
|
1,500
|
°C
|
|
|
Electrical Characteristics
|
Volume Resistance at 20°C
|
>10^14
|
>10^14
|
>10^14
|
Ωcm
|
|
Dielectric Strength
|
15×10^6
|
15×10^6
|
15×10^6
|
V/m
|
|
|
Dielectric Constant
|
10
|
10
|
10
|
εr
|
|
|
One MHZ Dielectric Loss Angle
at 20°C
|
0.0001
|
0.0002
|
0.0004
|
tanδ
|
|
|
Chemical Characteristics
|
Nitric Acid (60%) 90°C
|
0.05
|
0.1
|
0.1
|
WT Loss mg/cm^2/day
|
|
Sulphuric Acid (95%) 95°C
|
0.22
|
0.34
|
0.3
|
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|
Caustic Soda (30%) 80°C
|
0.04
|
0.95
|
0.9
|
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