| 性能 properties | 单位符号 Unit | 碳化硼 B4C | 氧化铝 99A1203 | 增韧氧化铝 ZrA-20% | 氧化锆 Zr02 | 氮化硅 Si3N4 | 碳化硅 |
| 密度 | g／cm³ | 2.4~2.51 | 3.7~3.99 | 5.5 | 6 | 3.2 | 3.2 |
| 硬度 | Kg／mm | 2700~3200 | 2300~2700 | 1470~1500 | 1300~1500 | 1700~2700 | 2350~2450 |
| 抗弯强度 | MPa | 350~400 | 300~400 | 700 | 1000~1500 | 900 | 450~800 |
| 抗压强度 | MPa | 1800~2500 | 2800~3500 | 2000 | 2000 | 3500 | 2250~3000 |
| 断裂韧性 | Mpa·m-3/2 | 6 | 2~4 | 5~6 | 11 | 7 | 4~5 |
| 韦伯模数 | GPa |
| ＞7 | ＞10 | ＞15 | ＞15 | ＞6 |
| 弹性模数 | GPa |
| 407 | 260 | 210 | 320 | 410 |
| 泊松比 |
|
| 0.2 | 0.23 | 0.3 | 0.26 | 0.16 |
| 热涨系数 | ×10-6/℃ | 4.5 | 6.5~8.6 | 9.4 | 10.5 | 3.2 | 4.3 |
| 热冲击性 | △T℃ |
| 200 | 470 | 250 | 500 | 350 |
| 电阻 | Ω／c㎡ | 0.3~0.8 | ＞10~10 | ＞10 | ＞10 | ＞10 | 100~2 |
Product
- Ceramic bearing
- Zirconia all ceramic
- Silicon nitride all ceramic bearing
- Silicon carbide all ceramic bearing
- Full loaded ball full ceramic bearing
- Ceramic cage full ceramic bearing
- Silicon nitride deep groove ball bearing
- Hybrid ball ceramic bearing
- Plastic bearing
- Precision plastic bearing
- Corrosion resistant plastic bearing
- Acid and alkali resistant plastic bearing
- High temperature plastic bearing
- Plastic bearing pedestal and plastic outer spheric
- Universal Bearings
- Stainless steel bearing
- 440C stainless steel bearing
- Austenitic stainless steel bearing
- Stainless steel ball bearing with seat
- Four point contact ball bearing
- Automobile generator bearing
- Others
Contact
- ADD:Taoyuan Industrial Zone, Yanguan Town, Haining City
- TEL:086-573-87011082
- FAX:086-573-87011082
- MAIL:info@ktstb.com
Location:首页 > Technical parameter
稀土陶瓷材料性能表
2017-12-18 16:59:57
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