Impact protection materials made from 3D warp interlock fabrics (3DWIFs) could be used for both ballistic and stabbing performance. Several previous studies have demonstrated the effectiveness of 3DWIFs made with para-aramid and other high-performance yarns including high modulus polyethylene fiber for ballistic and stabbing performance. However, the two dynamic events (ballistic and stabbing) imply different material behaviour of the 3DWIFS due to the different penetrator geometries and impact velocities. This study investigates the ballistic and stabbing performance and impact responses of different 3D warp interlock variants. The objective is to analyze and understand the impact response mechanisms of 3D orthogonal layer-to-layer woven fabrics made of same para-aramid fiber with same areal density but different warp yarn composition system inside the structure. Ballistics tests were conducted following the NIJ Standard-0101.06 Level IIIA, while stab resistance was evaluated using HOSBD standards. Results indicate that warp yarn configuration inside the 3DWIFs significantly influences both energy absorption, depth of penetration, and Back Face Signature (BFS). The findings provide insights into the possibility of optimizing the 3D woven fabric architectures for improved multi-layer protective performance in the future.

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Ballistic and Stabbing Performance of High-Performance 3D Warp Interlock Textiles

  • Mulat Alubel Abtew,
  • Irina Cristian,
  • Bekinew Kitaw Dejene,
  • François Boussu

摘要

Impact protection materials made from 3D warp interlock fabrics (3DWIFs) could be used for both ballistic and stabbing performance. Several previous studies have demonstrated the effectiveness of 3DWIFs made with para-aramid and other high-performance yarns including high modulus polyethylene fiber for ballistic and stabbing performance. However, the two dynamic events (ballistic and stabbing) imply different material behaviour of the 3DWIFS due to the different penetrator geometries and impact velocities. This study investigates the ballistic and stabbing performance and impact responses of different 3D warp interlock variants. The objective is to analyze and understand the impact response mechanisms of 3D orthogonal layer-to-layer woven fabrics made of same para-aramid fiber with same areal density but different warp yarn composition system inside the structure. Ballistics tests were conducted following the NIJ Standard-0101.06 Level IIIA, while stab resistance was evaluated using HOSBD standards. Results indicate that warp yarn configuration inside the 3DWIFs significantly influences both energy absorption, depth of penetration, and Back Face Signature (BFS). The findings provide insights into the possibility of optimizing the 3D woven fabric architectures for improved multi-layer protective performance in the future.