JoVE Journal

Engineering

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Cutting Procedures, Tensile Testing, and Ageing of Flexible Unidirectional Composite Laminates

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8.2K Views

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07:53 min

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April 27th, 2019

DOI :

10.3791/58991-v

April 27th, 2019

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Amy Engelbrecht-Wiggans¹^,², Ajay Krishnamurthy¹^,², Faraz Burni¹^,³, William Osborn¹, Amanda L. Forster¹

¹Material Measurement Laboratory, National Institute of Standards and Technology, ²Theiss Research, ³Chemical and Biomolecular Engineering Department, University of Maryland

Podsumowanie

The goal of the study was to develop protocols to prepare consistent specimens for accurate mechanical testing of high-strength aramid or ultra-high-molar-mass polyethylene-based flexible unidirectional composite laminate materials and to describe protocols for performing artificial ageing on these materials.

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Cutting Procedure

Tensile Testing

Flexible Unidirectional Composite

Body Armor Development

Mechanical Properties

Fiber Direction

Precursor Material

Sample Preparation

Specimen Cutting

Soft Body Armor

Self healing Cutting Mat

Rozdziały w tym wideo

0:04

Title

0:38

Cutting Procedure for Warp-direction Specimens, Cut Perpendicular to Roll Axis

3:00

Tensile Testing of Unidirectional Laminate Specimens

4:36

Beginning an Aging Experiment

5:23

Extracting Aged Material Strips for Analysis

6:33

Results: Load versus Extension Plots and Failure Stress Distributions

7:27

Conclusion

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