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| Categories | Aluminum Oxide Ceramic |
|---|---|
| Brand Name: | KEGU |
| Place of Origin: | China |
| Price: | 200-500 yuan/kg |
| Payment Terms: | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability: | 2,000 pcs/month |
| Packaging Details: | Strong wooden box for Global shipping |
| Model Number: | Customizable |
| Material: | SiC |
| Composition:SiC: | ＞85% |
| Color: | Black |
| Density: | ≥3.65g/cm3 |
| Max. Service Temp: | 1380℃ |
| Flexural Strength: | 250MPa |
| Hardness: | ≥84HRA |
| Water Absorption: | ≤0.2% |
| Abrasion: | < 0.02% |
| Bending strength: | ≥290MPa |
| Company Info. |
| Shaanxi KeGu New Material Technology Co., Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
| Application: | Semiconductor (IC), Implant System | Material: | 99.8% Al2O3 |
|---|---|---|---|
| Color: | White | Size: | Customized |
| Shape: | Round, Balls, Irregular, Tube, Customized | Density: | >=3.9g / Cm3 |
| Feature: | High Purity Alumina, High Electrical Insulation, Low Dielectric Loss | Product Name: | Alumina Domes, Alumina Rings |
| Highlight: | 99.8% Alumina Ceramic Wheels,Alumina Ceramic Wheels And Nozzles,99.8% Alumina Ceramic Nozzles | ||
Advanced technology:
Main products:
Specification:
| 特性项目 Items | 三氧化二铝 Al2O3 | ||||||||
| 材质编号 Material No. | A99 | A997 | A997LT | A998 | A999 | ||||
| 颜色 Color | 白 White | 象牙色 Ivory | 象牙色 Ivory | 象牙色 Ivory | 象牙色 Ivory | ||||
| 纯度 Purity (Wt%) | ≥99% | ≥99.7% | ≥99.7% | ≥99.8% | ≥99.9% | ||||
| 密度 Density | g/cc | ASTM-C20 | 3.8 | 3.92 | 3.92 | 3.93 | 3.94 | ||
| 吸水率 Water Absorption | % | ASTM-C373 | 0 | 0 | 0 | 0 | 0 | ||
| HV硬度 HV Hardness | GPa | ASTM C1327-03 | 15 | 17 | 16 | 18 | 18 | ||
| 抗弯强度 Flexural Strength | MPa | ASTM C1161-02 | 365 | 370 | 390 | 400 | 400 | ||
| 抗压强度 Compressive Strength | MPa | ASTM C773 | 2450 | 2500 | 2500 | 2500 | 2600 | ||
| 弹性衡量 Elastic Modulus | GPa | ASTM C1198-01 | 360 | 375 | 385 | 385 | 385 | ||
| 波松比 Poisson's Ratio | - | ASTM C1198-01 | 0.23 | 0.23 | 0.23 | 0.23 | 0.23 | ||
| 断裂韧性 Fracture Toughness | Mpa*m1/2 | ASTM C1421-01 | 3 | 4 | 4 | 4 | 4 | ||
| 膨胀系数 Thermal Expansion R.T | ×10-6/℃ R.T 400 ℃ | ASTM C372-94 | 7.2 | 8.2 | 8.2 | 8.2 | 8.2 | ||
| 热传导率 Thermal Conductivity | W/(M.K) | ASTM C408-88 | 29 | 32 | 32 | 32 | 33 | ||
| 耐热冲击 Thermal Shock Resistance | ℃ | - | 200 | 200 | 200 | 200 | 200 | ||
| 介电强度 Dielectric Strength | KV/mm | ASTM D149-97 | 15 | 15 | 15 | 16 | 18 | ||
| 体积电阻率 Volume Resistivity | Ω.cm×1014 | ASTM D257-99 (20°C) | 1 | 1 | 1 | 1 | 1 | ||
| 介电常数 Dielectric Constant | - | ASTM D150-98 (1 MHz) | 9.9 | 9.9 | 9.9 | 9.9 | 9.7 | ||
| 介电损耗 Dielectric Loss tangent | (×10-4) | ASTM D150-98 (1 MHz) | 20 | 10 | <2 | 10 | 5 | ||
| 硝酸(60%), 90°C HNO3 | WT loss mg/cm2/D | - | 0.1 | <0.05 | <0.05 | <0.05 | <0.03 | ||
| 硫酸(95%), 95°C H2SO4 | WT loss mg/cm2/D | - | 0.33 | <0.23 | <0.23 | <0.23 | <0.2 | ||
| 氢氧化钠(30%), 80°C NaOH | WT loss mg/cm2/D | - | 0.26 | <0.04 | <0.04 | <0.04 | <0.02 | ||
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