不同针刺工艺的针刺复合材料面内拉伸强度分析
戚云超, 方国东, 周振功, 梁军

In-plane Tensile Strength for Needle-punched Composites Prepared by Different Needling Processes
QI Yunchao, FANG Guodong, ZHOU Zhengong, LIANG Jun
表2 针刺工艺不同材料的体积折减系数
Table 2 Material volume reduction coefficients of different needling processes
Process idVolume reduction coefficientαCV
10.2316.60%
20.2537.52%
30.2946.82%
40.3128.04%
50.3816.95%
60.417.00%