scholarly journals Development Of Short Carbon Fiber Reinforced Aluminium Matrix Composites By Low Pressure Infiltration Process

Author(s):  
Xuan Meng ◽  
Yongbum Choi ◽  
Kazuhiro Matsugi ◽  
Hu Wentao ◽  
Liu Wenchang
2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Yongbum Choi ◽  
Xuan Meng ◽  
Zhefeng Xu

AbstractThe conventional manufacturing process of fiber-reinforced metal matrix composites via liquid infiltration processes, preform manufacturing using inorganic binders is essential. However, the procedure involves binder sintering, which requires high energy and long operating times. A new fabrication process without preform manufacturing is proposed to fabricate short carbon fiber (SCF)-reinforced aluminum matrix composites using a low-pressure infiltration method. To improve the wettability between fiber and matrix, fibers were plated copper using an electroless plating process. The low-pressure infiltration method with preformless succeeded in manufacturing a composite with a volume fraction of about 30% of carbon fibers.The fiber orientation of the composite material manufactured without preform and the fiber orientation of the composite material manufactured using an inorganic binder was almost the same. The manufactured composites with preformless have high hardness and high thermal conductivity.


2011 ◽  
Vol 474-476 ◽  
pp. 1605-1610 ◽  
Author(s):  
Lian Wei Yang ◽  
Yun Dong ◽  
Rui Jie Wang

The mechanical properties and wear behavior of short carbon fiber reinforced copper matrix composites was studied. In order to avoid any interfacial pronlems in the carbon fibre reinforced composites, the carbon fibers were coated with copper. The fibers were coated by electroless coating method and then characterized. Composites containing different amounts of carbon fibers were prepared by hot pressing technique. The results show that Carbon fiber/Cu–Ni–Fe composites showed higher hardness, higher wear resistance and bending strength than the common copper alloy when carbon fibers content is less than 15 vol.%. The predominant wear mechanisms were identified as adhesive wear in the alloy and adhesive wear accompanied with oxidative wear in the 12 vol.% carbon fiber/Cu–Ni–Fe composites.


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