Mechanical Properties of Textile-Reinforced Composites with a 3D Printed Core
, e
18 ott 2023
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Categoria dell'articolo: Research Article
Pubblicato online: 18 ott 2023
Pagine: 38 - 45
DOI: https://doi.org/10.2478/ftee-2023-0034
Parole chiave
© 2023 Łukasiewicz Research Network-Łódź Institute of Technology, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
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Tensile properties of glass fiber reinforcement composite
Parameter | Braid | Woven fabric | Knitted fabric |
---|---|---|---|
Tensile strength |
37,8 ±0,4 | 94 ±16 | 23 ±1 |
Tensile strain |
1,5 ±0,1 | 1,3 ±0,2 | 0,7 ± 0,1 |
Tensile modulus |
3 875 ±240 | 7 970 ±440 | 4140 ± 130 |
Flexural properties of glass fiber reinforcement composite
Parameter | Braid | Woven fabric | Knitted fabric |
---|---|---|---|
Flexural stress |
79 ±3,5 | 140 ±5 | 73 ±4 |
Flexural strain |
2,9 ±0,3 | 1,3 ±0,1 | 2,2 ± 0,4 |
Flexural modulus |
5 820 ±675 | 9 330 ±575 | 5 210 ± 180 |
Dimensions of composites
Textile structure | h [mm] | b [mm] |
---|---|---|
Braid | 5,5 | 32,5 |
Woven fabric | 5,8 | 32,8 |
Knitted fabric | 9,5 | 35,5 |
Parameters of composites and textile materials
Parameter | Braid | Woven fabric | Knitted fabric |
---|---|---|---|
Density of composite [g/cm3] | 1,17 | 1,11 | 1,23 |
Areal weight of textile structure [g/m2] | 1 100 | 800 | 4 200 |
Areal weight of composite outer layer [g/m2] | 2 340 | 1 545 | 9 310 |
Mass fraction of composite outer layer [%] | 45,5 | 50,5 | 45 |
Linear density of the yarn [tex] | 800 | 1200 x 800 |
2 600 |
Structure configuration | 2/2 twill | 1/1 plain | S1 |
Properties of 3D printed core
Properties | Value | Unit |
---|---|---|
Density | 1,01 | [g/cm3] |
Tensile modulus Et (X) | 1242 ± 28 | [MPa] |
Tensile strength |
47 ± 0,9 | [MPa] |
Flexural stress |
50 ± 0,9 | [MPa] |
Flexural modulus Ef(X) | 1146 ± 51 | [MPa] |
Elongation at break εb (X) | 19 ± 2,8 | [%] |