C/SiC复合材料的高温自对偶摩擦磨损行为及机制

王姗姗, 庞生洋, 梁斌, 高禩洋, 张伟, 樊俊铃, 张帆, 胡成龙, 汤素芳

High-temperature Friction- and Wear-behavior for Friction-pairs of Identical C/SiC Composite

WANG Shanshan, PANG Shengyang, LIANG Bin, GAO Siyang, ZHANG Wei, FAN Junling, ZHANG Fan, HU Chenglong, TANG Sufang

表1 2D针刺和网胎针刺C/SiC复合材料的物理参数

Table 1 Physical parameters of the needle-punched weftless C/SiC composite (NWS) and needle-punched nonwoven C/SiC composite (NNS)

Sample Density / g·cm-3 Open porosity / % Volume fraction / % SiC Carbon fiber PyC NWS 2.43 ± 0.04 3.68 ± 0.42 60 ± 1 28 7 ± 1 NNS 2.46 ± 0.03 6.05 ± 0.66 75 ± 1 9 9 ± 1