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Coupled effect of waste tire rubber and steel fibers on the mechanical properties of concrete Cover

Coupled effect of waste tire rubber and steel fibers on the mechanical properties of concrete

Materials Science-Poland
Volume 40 (2022): Issue 1 (March 2022)
By: ,  ,  ,  ,   and    
Open Access
|May 2022
Figures & tables

Figures & Tables

Table 1

Physical properties of fine and coarse aggregates

Sr. No.Aggregate propertyFine aggregatesCoarse aggregates
1Fineness modulus2.406.48
2Specific gravity2.702.64
3Water absorption%1.000.70
4Bulk density (kg/m3)1,6501,590
Fig. 1

(A) Steel fibers; (B) Rubber fibers

Table 2

Physical properties of fibers

Sr. NoPropertiesTire fibersSteel fiber
1Average lengths (mm)2525
2Average diameter (mm)2.50.5
3Aspect ratios1050
4Tensile strength (MPa)16.5–21.2*1,100
5Density (kg/m3)1,1407,850

* Tensile strength of tire rubber fibers = 16.5–21.2 MPa [21]

Table 3

Concrete mixture details

Mix nameR0S0R0S0.3R3S0R1S0.1R2S0.1R3S0.1R1S0.2R2S0.2R3S0.2
Cement (kg/m3)541541541541541541541541541
Sand (kg/m3)541541541541541541541541541
Gravel (kg/m3)1,0821,0821,0821,0821,0821,0821,0821,0821,082
Water (kg/m3)194.8194.8194.8194.8194.8194.8194.8194.8194.8
Admixture (kg/m3)5.415.415.415.415.415.415.415.415.41
Steel fibers (kg/m3)023.5507.857.857.8515.715.715.7
Rubber fibers (kg/m3)0034.211.422.834.211.422.834.2
Fig. 2

Load-deflection curves for flexural toughness indices (A) as per ASTM C1609, (B) as per ASTM C1018

Fig. 3

Slump test results

Fig. 4

Compressive strength results

Fig. 5

Split cylinder strength

Fig. 6

Load-deflection curves (A) Control and mono fibers; (B) 1% rubber, 0.1% and 0.2% steel fibers; (C) 2% rubber, 0.1% and 0.2% steel fibers; (D) 3% rubber, 0.1% and 0.2% steel fibers

Fig. 7

MOR results. MOR, modulus of rupture

Fig. 8

Flexural toughness results ( T150D )

Fig. 9

Residual strength ( f 150D )

Fig. 10

Equivalent flexural strength ratio RT,150D

Fig. 11

Results of the I5 and I10 toughness indices

Table 4

Toughness indices I5 and I10

MixI5I10I10/I5
R0S01.001.001.00
R3S01.001.001.00
R0S0.32.313.191.38
R1S0.11.842.041.11
R1S0.21.892.171.15
R2S0.11.792.171.21
R2S0.22.042.741.34
R3S0.12.042.481.22
R3S0.22.182.861.31
DOI: https://doi.org/10.2478/msp-2022-0009 | Journal eISSN: 2083-134X (formerly 2083-124X) | Journal ISSN: 2083-1331
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Language: English
Page range: 49 - 59
Submitted on: Feb 17, 2022
Accepted on: Mar 31, 2022
Published on: May 29, 2022
Published by: Wroclaw University of Science and Technology
In partnership with: Paradigm Publishing Services
Keywords:
waste tires,
fibers,
waste management,
waste elimination,
hybridized concrete,
strength of concrete
Related subjects:
Materials sciences,
Materials sciences, other,
Nanomaterials,
Functional and smart materials,
Materials characterization and properties

© 2022 Mohsin Adeel Waris, Umbreen us Sahar, Usman Akmal, Nauman Khurram, Fahid Aslam, Dina Fathi, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Volume 40 (2022): Issue 1 (March 2022)
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