Using isothermal calorimetry, X-ray diffraction, thermogravimetry and FTIR to monitor the hydration reaction of Portland cements associated with red mud as a …

RCO Romano, HM Bernardo, MH Maciel… - Journal of Thermal …, 2019 - Springer
This study is part of a global project to find some large-scale application for red mud. A
previous work confirmed that the use of RM as partial substitution for cement can affect its …

Combined evaluation of oscillatory rheometry and isothermal calorimetry for the monitoring of hardening stage of Portland cement compositions blended with bauxite …

RCO Romano, JAFS Mesquita, HM Bernardo… - Revista IBRACON de …, 2021 - SciELO Brasil
Bauxite residue (BR), a by-product of alumina and aluminum production, consists of high
aluminum, silica, and iron content, and sodium from the bauxite ore digestion during the …

Characterization of fresh and hardened state properties of grouts for use in structural masonry

JAFS Mesquita, MMSB Barros, LS Franco… - Revista IBRACON de …, 2023 - SciELO Brasil
Grout is a material usually applied to enhance the mechanical properties of structural
masonry. As such, the demand for grout has been growing parallel to the demand for …

[PDF][PDF] Development of Concrete with Bauxite Residue for the Production of Paving Blocks by Casting

M Rebmann, N Tokudome, JA Mesquita… - Proceedings of 40th …, 2022 - icsoba.org
The use of bauxite residue (BR) in concrete compositions can be a safe solution to use a
large amount of this waste in construction products. However, there are literature indications …

Influência da utilização de diferentes teores de lama vermelha nas propriedades de ladrilhos hidráulicos

RCO Romano, HM Bernardo, SRA Dantas… - Ambiente …, 2020 - SciELO Brasil
A redução do consumo de ligante em composições de concretos e argamassas juntamente
com a utilização de materiais cimentícios suplementares (SCM) são alternativas que …

[PDF][PDF] Effect of Combination of Fly Ash and Bauxite Residue on the Fresh and Hardened States Properties of Cement Compositions

LMV da Silveira, RC de Oliveira Romano, R Giuliano - icsoba.org
The investigation of the use of bauxite residue from the Bayer process in association with
Portland cement has grown substantially in recent years, but there are still uncertainties …

[PDF][PDF] The Effects of Bauxite Residue on Mechanical and Architectural Properties of Portland Cement-Based Compositions

RCO Romano, MS Rebmann, JM Neves, M Montini… - icsoba.org
One of the most promising large-scale applications of bauxite residue of Bayer process (BR)
is its direct addition in concrete composites. Over the past years, efforts have been made …

[PDF][PDF] Impact of Using Bauxite Residue in Association with Portland Cement during the Early Age of Suspensions

JAFS de Mesquita, RA Moreno, R Seno, RCOR Junior… - icsoba.org
As reported in the roadmap of the International Aluminium Institute the association of bauxite
residue (BR) with Portland cement, during the production of clinker or as supplementary …

[PDF][PDF] Development of Concretes with Different Strength Classes and Variations of Untreated Bauxite Residue Consumption

MS Rebmann, RC de Oliveira Romano… - icsoba.org
Abstract Most (estimated> 90%) of the world's concrete exhibits compressive strength of up
to 50 MPa, with the remaining percentage divided between high-and ultra-high-strength …

[PDF][PDF] INFLUÊNCIA DO TEOR DE RESÍDUO DE BAUXITA NO ESTADO FRESCO DE COMPOSIÇÕES CIMENTÍCIAS INFLUENCE OF BAUXITE RESIDUE CONTENT …

JAFS de Mesquita, MH Maciel, DA Niza, HM Bernardo… - metallum.com.br
RESUMO O resíduo de bauxita (RB), gerado na produção do alumínio, por razões
econômicas, é descartado em lagos especialmente projetados para esse fim. No entanto …