超高分子量聚乙烯织物/聚脲柔性复合材料的抗破片侵彻机制

刘东炎, 郑成燕, 王晓旭, 钱坤, 张典堂

Projectile penetration mechanism of ultra-high molecular weight polyethylene fabric/polyurea flexible composites

LIU Dongyan, ZHENG Chengyan, WANG Xiaoxu, QIAN Kun, ZHANG Diantang

表4 2D-C和3D-C在纬向、经向上最损伤长度及4个破坏区域占最大破坏区域的比值

Tab.4 Most damaged length of 2D-C and 3D-C in weft and warp direction and ratio of four damaged zone to largest damaged zone

复合材料 类型 纬向损伤长度/ mm 经向损伤长度/ mm 纬向局部破坏区域占最大破坏区域的比值/% 经向局部破坏区域占最大破坏区域的比值/% Zone1 Zone2 Zone3 Zone4 Zone1 Zone2 Zone3 Zone4 2D-C 15.56 28.02 16.4 54.82 7.07 38.11 21.66 69.98 19.3 10.71 3D-C 10.36 17.27 16.62 20.52 30 35.5 14.31 38.04 35.55 26.4