采用挤压铸造技术制备不同粒径石墨颗粒增强的40%SiC/5%Gr/Al复合材料,研究了石墨颗粒对摩擦系数和磨损率的影响.结果表明,随着石墨的加入,复合材料的摩擦系数降低,磨损抗力提高170～340倍.另外,石墨颗粒粒径的增加也导致磨损抗力的提高,这是由于在干摩擦的过程中形成由铁的氧化物、石墨及SiC等组成的具有润滑性质的薄膜.
参考文献
| [1] | Clyne T W;Withers P J.An Introduction to Metal Composites[M].London:Cambridge University,1993 |
| [2] | Lee K B;Kwon H .[J].Scripta Materialia,1997,36:847. |
| [3] | Mohn W R;Vukobratorich D .[J].Journal of Materials Engineering,1988,10:225. |
| [4] | Cole G S;Sherman A M .[J].Materials Characterization,1995,35:3. |
| [5] | Ei-Gallab M;Sklad M .[J].Journal of Materials Processing Technology,1998,83:151. |
| [6] | Deuis R L;Subramanian C;Yellup J M .[J].Wear,1996,201:132. |
| [7] | Bergman F;Jacobason S .[J].Wear,1994,179:89. |
| [8] | Hung N P;Boey K A;Khor C A .[J].Journal of Materials Processing Technology,1995,48:292. |
| [9] | 冷金凤,武高辉.SiCp+Gr/2024Al复合材料的力学性能和加工性能[J].稀有金属,2006(z2):20-23. |
| [10] | 谢盛辉,曾燮榕,熊信柏,李龙,邹继兆.热压法制备20%Grp/6061Al复合材料及其摩擦磨损特性研究[J].稀有金属材料与工程,2006(09):1479-1482. |
| [11] | Ames W;Alpas A T .[J].Metallurgical and Materials Transactions A:Physical Metallurgy and Materials Science,1995,26A:85. |
| [12] | Riahi AR.;Alpas AT. .The role of tribo-layers on the sliding wear behavior of graphitic aluminum matrix composites[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,2001(2):1396-1407. |
| [13] | Biswas S K;Pramila Bai B N .[J].Wear,1981,68:347. |
| [14] | Ted Guo L;Tsao C Y A .[J].Composites Science and Technology,2000,60:65. |
| [15] | Wu G H .[P].China Patent,94114284.X,1994. |
| [16] | Liu Y B;Lim S C;Ray S .[J].Wear,1992,159:201. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%