Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors

The effects of adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors are studied by the experimental and numerical methods. The types (epoxy and polyurethane), bonding performance (bonding strength and failure displacement) and thickness, ranging from 0.2 to 3.0 mm,...

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Main Authors: Yonghua Shen, Yangwei Wang, Shaofeng Du, Zhikun Yang, Huanwu Cheng, Fuchi Wang
Format: Article
Language:English
Published: Elsevier 2021-07-01
Series:Journal of Materials Research and Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2238785421004981
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author Yonghua Shen
Yangwei Wang
Shaofeng Du
Zhikun Yang
Huanwu Cheng
Fuchi Wang
author_facet Yonghua Shen
Yangwei Wang
Shaofeng Du
Zhikun Yang
Huanwu Cheng
Fuchi Wang
author_sort Yonghua Shen
collection DOAJ
description The effects of adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors are studied by the experimental and numerical methods. The types (epoxy and polyurethane), bonding performance (bonding strength and failure displacement) and thickness, ranging from 0.2 to 3.0 mm, of adhesive layer are systematically investigated for exploring the responses on the projectile, the ceramic and the backing plate. The results show that the epoxy targets exhibit slightly better single-hit ballistic performance than the polyurethane targets. The polyurethane targets display superior multi-hit ballistic performance. However, the residual penetration depth of the backing plate in the second penetration becomes larger owing the extensive damage in the surrounding ceramic tiles. The detached ceramic area decreases sharply with the increase of bonding strength and failure displacement. In addition, compared with the bonding strength, the failure displacement is more sensitive to the detachment of ceramic. The results show that with the increase of adhesive layer thickness, the time of ceramic unsupported by the backing plate becomes longer, making the ballistic performance of the ceramic poor. The adhesive layer thickness has contrary effects on the ballistic resistance and the damage area of ceramic. The optimal adhesive layer thickness with the better multi-hit ballistic performance is 2.0 mm.
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spelling doaj.art-dc89a9f95ec64f09babdaeae37565fad2022-12-21T19:59:35ZengElsevierJournal of Materials Research and Technology2238-78542021-07-011314961508Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armorsYonghua Shen0Yangwei Wang1Shaofeng Du2Zhikun Yang3Huanwu Cheng4Fuchi Wang5School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, ChinaNational Key Laboratory of Science and Technology on Material Under Shock and Impact, Beijing 100081, China; Beijing Institute of Technology Chongqing Innovation Center, Chongqing 401147, China; Corresponding author.State Key Laboratory of Smart Manufacturing for Special Vehicles and Transmission System, Baotou 014000, ChinaState Key Laboratory of Smart Manufacturing for Special Vehicles and Transmission System, Baotou 014000, China; Corresponding author.National Key Laboratory of Science and Technology on Material Under Shock and Impact, Beijing 100081, China; Beijing Institute of Technology Chongqing Innovation Center, Chongqing 401147, ChinaNational Key Laboratory of Science and Technology on Material Under Shock and Impact, Beijing 100081, China; Beijing Institute of Technology Chongqing Innovation Center, Chongqing 401147, ChinaThe effects of adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors are studied by the experimental and numerical methods. The types (epoxy and polyurethane), bonding performance (bonding strength and failure displacement) and thickness, ranging from 0.2 to 3.0 mm, of adhesive layer are systematically investigated for exploring the responses on the projectile, the ceramic and the backing plate. The results show that the epoxy targets exhibit slightly better single-hit ballistic performance than the polyurethane targets. The polyurethane targets display superior multi-hit ballistic performance. However, the residual penetration depth of the backing plate in the second penetration becomes larger owing the extensive damage in the surrounding ceramic tiles. The detached ceramic area decreases sharply with the increase of bonding strength and failure displacement. In addition, compared with the bonding strength, the failure displacement is more sensitive to the detachment of ceramic. The results show that with the increase of adhesive layer thickness, the time of ceramic unsupported by the backing plate becomes longer, making the ballistic performance of the ceramic poor. The adhesive layer thickness has contrary effects on the ballistic resistance and the damage area of ceramic. The optimal adhesive layer thickness with the better multi-hit ballistic performance is 2.0 mm.http://www.sciencedirect.com/science/article/pii/S2238785421004981AdhesiveCeramicBonding performanceMulti-hitBallisticArmor
spellingShingle Yonghua Shen
Yangwei Wang
Shaofeng Du
Zhikun Yang
Huanwu Cheng
Fuchi Wang
Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors
Journal of Materials Research and Technology
Adhesive
Ceramic
Bonding performance
Multi-hit
Ballistic
Armor
title Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors
title_full Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors
title_fullStr Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors
title_full_unstemmed Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors
title_short Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors
title_sort effects of the adhesive layer on the multi hit ballistic performance of ceramic metal composite armors
topic Adhesive
Ceramic
Bonding performance
Multi-hit
Ballistic
Armor
url http://www.sciencedirect.com/science/article/pii/S2238785421004981
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