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Experimental Investigation on the Bending Behavior of Weft Interlaced Multilayered Woven Fabrics for Composite Applications

Philipp Schegner

Philipp Schegner

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Schegner, Philipp
, 
Michael Vorhof

Michael Vorhof

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Vorhof, Michael
, 
Daniel Weise

Daniel Weise

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Weise, Daniel
, 
Cornelia Sennewald

Cornelia Sennewald

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Sennewald, Cornelia
, 
Jasmin Pilgrim

Jasmin Pilgrim

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Pilgrim, Jasmin
, 
Gerald Hoffmann

Gerald Hoffmann

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Hoffmann, Gerald
 und 
Chokri Cherif

Chokri Cherif

TU Dresden, Institute Textile Machinery and Textile High Performance Material TechnologyDresden, Germany
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Cherif, Chokri
  
01. Dez. 2023
Experimental Investigation on the Bending Behavior of Weft Interlaced Multilayered Woven Fabrics for Composite Applications's Cover Image
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Artikel-Kategorie: Research Article
Online veröffentlicht: 01. Dez. 2023
Seitenbereich: 24 - 33
DOI: https://doi.org/10.2478/ftee-2023-0042
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© 2023 Łukasiewicz Research Network-Łódź Institute of Technology, published by Sciendo
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Fig. 1-1.

Three basic multilayer weaves (cut along the warp direction: weft dot, warp line)
Three basic multilayer weaves (cut along the warp direction: weft dot, warp line)

Fig. 1-2.

Through-the-thickness weave structure and pattern in warp and weft direction
Through-the-thickness weave structure and pattern in warp and weft direction

Fig. 2-1.

MAGEBA shuttle rapier loom SL RTEC 1200/1
MAGEBA shuttle rapier loom SL RTEC 1200/1

Fig. 2-2.

Weave structure for the produced samples in warp and weft direction
Weave structure for the produced samples in warp and weft direction

Fig. 2-3.

Setup for sample infiltration
Setup for sample infiltration

Fig. 2-4.

Sample geometry
Sample geometry

Fig. 2-5.

Flexural test setup
Flexural test setup

Fig. 3-1.

Fracture behavior during the bending tests (left: tensile fracture, right: compressvie fracture)
Fracture behavior during the bending tests (left: tensile fracture, right: compressvie fracture)

Fig. 3-2.

Normalized modulus of elasticity in flexure
Normalized modulus of elasticity in flexure

Fig. 3-3.

Normalized flexural strength
Normalized flexural strength

Fig. 3-4.

Cross section of the through-the-thickness samples
Cross section of the through-the-thickness samples

Fig. 3-5.

Cross section of the layer-to-layer samples
Cross section of the layer-to-layer samples

Fiber volume content, determined according to EN ISO 1172

Sample batch Weave Interlacement type Fiber volume content (FVC) Sample thickness
01 Through-the-thickness Weft interlacement 43.5 % 3.4 mm
02 Through-the-thickness Warp interlacement 39.4 % 3.4 mm
03 Layer-to-layer Weft interlacement 50.2 % 2.8 mm
04 Layer-to-layer Warp interlacement 52.0 % 2.8 mm

Four weave patterns with warp (WaD) and weft densities (WeD) in threads per cm

through-the-thickness weft interlacement through-the-thickness warp interlacement layer-to-layer weft interlacement layer-to-layer warp interlacement
WeD 16 16 14 16
WaD 16 16 16 14
Sample batch 1 2 3 4

Results of the flexural bending test

Sample batch Test direction Modulus of elasticity in flexure Flexural strength Strain at flexural strength
Test result Normalized1) Test result Normalized1)
Ef in 103 N/mm² Ef,norm in 103 N/mm² σf in N/mm² σf,norm in N/mm² EfM in %
01 Warp 31.4 ± 4.32) 36.1 ± 4.9 407 ± 68 468 ± 78 1.9 %
Weft 29.5 ± 1.1 33.9 ± 1.3 473 ± 16 544 ± 18 1.9 %
02 Warp 33.8 ± 2.0 38.9 ± 2.3 522 ± 25 600 ± 29 1.6 %
Weft 36.6 ± 0.4 42.1 ± 0.5 490 ± 18 563 ± 21 1.8 %
03 Warp 57.4 ± 5.7 57.2 ± 5.7 578 ± 43 576 ± 43 1.1 %
Weft 36.1 ± 1.8 36.0 ± 1.8 483 ± 30 481 ± 30 1.5 %
04 Warp 36.9 ± 3.8 35.5 ± 3.7 494 ± 30 475 ± 29 1.5 %
Weft 48.7 ± 0.2 46.8 ± 0.2 601 ± 34 578 ± 33 1.2 %
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