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hot sale al2o3alumina ceramic
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Product Details
| Place of Origin | Shandong, China | Shape | Ball | |
| Material | Alumina Cement | |||
| Brand Name | : ZiboLeibao |
Product Description
Specifications
Excellent Electrical InsulationGood insulation
Wear resistance
Heat resistance
Specifications
alumina ceramic
1.High dielectric strength
2.Excellent electrical resistance
3.Abrasion resistance
4.High electric
Alumina Ceramic
Item:Textile ceramic ,mechanical ceramic ,electrical ceramic
Ceramic insulator
Industrial Ceramics
Electrical Ceramics
Technical Ceramics
Specification:
High at elevated temperatures
High dielectric strength
Excellent electrical resistance
Abrasion resistance
High electrical insulation
Application :
Electric appliance industry
Automotive industry
Mechanical industry
Engineer industry
Name
| Unit
| Alumina
| Zirconia | ||
Content | % | >= 95 | >=99 | >= 99.7 | >= 94 |
| Density | g/cm*3 | 3.65 | 3.80 | 3.90 | 6.00 |
| Hardness (Hv0.5) | Gpa | 13.1 | 15.0 | 17.1 | 13.2 |
| flexural strength | Mpa>= | 340 | 310 | 370 | 1000 |
| Elasticity | Gpa | 300 | 330 | 350 | 200 |
| . Poisson's ratio | 0.23 | 0.23 | 0.23 | 0.30 | |
| Max Tem | C>= | 1400 | 1750 | 1800 | 1050 |
| Heat expansion | ×10-6/°C(40-800°C) | 7.8 | 8.0 | 8.0 | 11.0 |
| Thermo conductivity | W/m·K( 20°C) | 22 | 28 | 31 | 2.6 |
| Thermal Resistance | °C | 200 | 200 | 230 | 300 |
| dielectric strength | V/m
| 15×106 | 15×106 | 15×106 | 11×106 |
dielectric phase angle (1MHz) | ×10-4 | 4 | 2 | 1 | 16 |
| SIC(1MHz ) |
9.2
| 9.8 | 9.9 | 33 | |
Nitric Acid (60%)90°C | WT Loss mg/cm2/day≤
| 0.12 | 0.10 | 0.05 | ≠0 |
Sodium hudroxide(30%)80°C | WT Loss mg/cm2/day≤ | 0.53 | 0.260 | .0.04 | 0.08 |
Contact Us
- Shandong Leibao Zirconium Sci&Tech Co.,Ltd.
- Contact nameLeo Wang Chat Now
- Phone86-533-2184798
- AddressLijiatuan Village, Wangcun Town, Zhoucun District, Zibo, Shandong
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