| Place of Origin: | Guangdong, China |
|---|---|
| Brand Name: | HaoRui |
| Model Number: | 0102 |
| Minimum Order Quantity: | 50 Pieces |
| Price: | $1.00/Pieces >=1 Pieces |
| Supply Ability: | 1000 Piece/Pieces per Month |
| CNC Machining Or Not: | Cnc Machining | Type: | Other Machining Services |
|---|---|---|---|
| Material Capabilities: | Alumina Ceramics | Micro Machining Or Not: | Micro Machining |
| Material: | Engineering Ceramics | Product Name: | Precision Ceramic Parts |
| Size: | Customized Size | Drawing Format: | 2D/(PDF/CAD)3D(IGES/STEP) |
| Application: | Industrial Equipment | Quality Control: | 100% Inspection |
| Port: | Shenzhen Or Hong Kong | ||
| High Light: | alumina ceramic body armor,aluminum oxide ceramic armor,aluminum oxide ceramic tiles |
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Features:
1. A variety of specifications available
2. high temperature resistance
3. Low thermal conductivity
4. Chemical inertness
5. Good Wear resistance
6. High electrical insulation
7. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products.
|
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 | ||
|
Caustic Soda (30%) 80°C
|
0.04 | 0.95 | 0.9 | ||
