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Influence of mechanical activation on the behavior of green high-strength mortar including ceramic waste

Mohammed Salah Nasr
Mohammed Salah Nasr
, 
Moslih Amer Salih
Moslih Amer Salih
, 
Ali Shubbar
Ali Shubbar
, 
Mayadah W. Falah
Mayadah W. Falah
 oraz 
Aref A. Abadel
Aref A. Abadel
   | 21 mar 2024
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Data publikacji: 21 mar 2024
Zakres stron: 41 - 56
Otrzymano: 03 sty 2024
Przyjęty: 22 lut 2024
DOI: https://doi.org/10.2478/msp-2023-0046
Słowa kluczowe
© 2023 Mohammed Salah Nasr et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

The particle size distribution of cement and CWP with different grinding times
The particle size distribution of cement and CWP with different grinding times

Fig. 2.

Findings from the sieve analysis of the sand
Findings from the sieve analysis of the sand

Fig. 3.

The CWP after grinding
The CWP after grinding

Fig. 4.

Flow rate results of high-strength mortar with and without CWP
Flow rate results of high-strength mortar with and without CWP

Fig. 5.

Compressive strength findings at 28 and 56 days of high strength mortar with and without CWP
Compressive strength findings at 28 and 56 days of high strength mortar with and without CWP

Fig. 6.

Bulk density results of high-strength mortar with and without CWP
Bulk density results of high-strength mortar with and without CWP

Fig. 7.

Water absorption results of high-strength mortar with and without CWP
Water absorption results of high-strength mortar with and without CWP

Fig. 8.

UPV results of high-strength mortar with and without CWP
UPV results of high-strength mortar with and without CWP

Fig. 9.

Dynamic of elasticity results of high-strength mortar with and without CWP
Dynamic of elasticity results of high-strength mortar with and without CWP

Fig. 10.

Electrical resistivity results of high strength mortar with and without CWP
Electrical resistivity results of high strength mortar with and without CWP

Fig. 11.

Percentage of permeable void results of high strength mortar with and without CWP
Percentage of permeable void results of high strength mortar with and without CWP

Fig. 12.

SEM micrographs of the (a) control mixture and (b) mixture containing 30% CWP (GT15CWP30)
SEM micrographs of the (a) control mixture and (b) mixture containing 30% CWP (GT15CWP30)

Fig. 13.

Global warming potential (kg CO2 eq.)
Global warming potential (kg CO2 eq.)

Fig. 14.

kg CO2 eq./MPa
kg CO2 eq./MPa

Mix details of high=strength mortars as a binder (CWP + cement) weight ratio

Mix designation* Group type Sand Cement CWP Water/binder Superplasticizer
Control — 2.75 1 0.0 0.30 0.0186
GT10CWP10 GT10 2.75 0.90 0.10 0.30 0.0186
GT10CWP20 2.75 0.80 0.20 0.30 0.0186
GT10CWP30 2.75 0.70 0.30 0.30 0.0186
GT15CWP10 GT15 2.75 0.90 0.10 0.30 0.0186
GT15CWP20 2.75 0.80 0.20 0.30 0.0186
GT15CWP30 2.75 0.70 0.30 0.30 0.0186
GT20CWP10 GT20 2.75 0.90 0.10 0.30 0.0186
GT20CWP20 2.75 0.80 0.20 0.30 0.0186
GT20CWP30 2.75 0.70 0.30 0.30 0.0186

The chemical composition of cement and CWP

Oxide Content, %
CWP Cement
CaO 6.50 60.51
Al2O3 11.98 3.194
SiO2 49.04 16.91
Fe2O3 1.44 4.360
MgO 0.83 2.479
K2O 1.48 0.495
Na2O 0.89 1.429
SO3 0.19 3.146
TiO2 0.48 —
eISSN:
2083-134X
Język:
Angielski
Częstotliwość wydawania:
4 razy w roku
Dziedziny czasopisma:
Materials Sciences, other, Nanomaterials, Functional and Smart Materials, Materials Characterization and Properties
Kanał RSS czasopisma