金属与非金属基防刺服材料的性能对比：防刺效能、柔韧弯曲性及能量吸收特性

Comparison of Performance between Metal and Non-Metal Based Anti Puncture Clothing Materials: Anti Puncture Efficacy, Flexibility and Flexibility, and Energy Absorption Characteristics

摘要: 本研究聚焦于典型金属与非金属防刺服的防刺层，通过对比金属合金防刺材料与芳纶纤维机织浸胶防刺材料的测试表现，系统分析了两者在防刺性能、弯曲性能和能量吸收性能上的差异。结果表明，两种材质均能抵御24焦耳撞击能量的刀具穿刺，金属合金材质能钝化刀尖但面内穿透后保护力较弱；在弯曲性能上，金属合金防刺层展现出更佳的柔韧性和可弯曲性，所需弯曲力20 N~25 N显著小于芳纶纤维机织防刺层68 N~72 N。能量吸收测试中，金属合金防刺层在钝器冲击下的能量吸收能力略胜一筹，归因于其不可逆形变对冲击动能的有效吸收。研究为防刺服材料选择和优化设计提供了实证支持，并指出了两种材料在不同防护需求下的优势与局限，为防护装备的创新发展提供了科学依据。

Abstract: This study focuses on the anti puncture layers of typical metal and non-metal anti puncture clothing. By comparing the test performance of metal alloy anti puncture materials and aramid fiber machine woven impregnated anti puncture materials, the differences in anti puncture performance, bending performance, and energy absorption performance between the two were systematically analyzed. The results show that both materials can withstand tool piercing with 24 joules of impact energy, while the metal alloy material can passivate the tool tip but has weaker protection after in-plane penetration; in terms of bending performance, the metal alloy anti puncture layer exhibits better flexibility and bendability, with a required bending force of 20 N~25 N significantly lower than the aramid fiber woven anti puncture layer of 68 N~72 N. In the energy absorption test, the metal alloy anti puncture layer has a slightly better energy absorption ability under blunt impact, attributed to its effective absorption of impact kinetic energy by irreversible deformation. The study provides empirical support for the selection and optimization design of anti puncture clothing materials, and points out the advantages and limitations of the two materials under different protection needs, providing scientific basis for the innovative development of protective equipment.