Use of Red Mud as Addition for Portland Cement Mortars
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Use of Red Mud as Addition for Portland Cement Mortars.

USE OF RED MUD AS ADDITION FOR PORTLAND CEMENT

of red mud addition on the characteristics of cement mortars and concrete. In this paper the properties of Portland cement mortars incorporating high

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Use of Red Mud as Addition for Portland Cement Mortars

Use of Red Mud as Addition for Portland Cement Mortars 4 water present in the mud as mixing mortar component. The specific surface area of bauxite waste is 20.27 m

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Use of Red Mud as Addition for Portland Cement Mortars ...

Request PDF Use of Red Mud as Addition for Portland Cement Mortars The aim of the present research work was to investigate the possibility of adding red mud

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Effect of red mud addition on the rheological behaviour ...

Jan 01, 2011  This paper reports on the use of red mud (RM) in mortars, applying design of experiments. Portland cement was replaced up to 50. wt.% RM, adjusting the

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Potential Use of Natural Red Mud as Pozzolan for Portland ...

The study [13] considered the addition of red mud from Brazil as a partial replacement of cement in mortars in the amount of 0% to 30% by weight of cement.

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Potential Use of Natural Red Mud as Pozzolan for Portland ...

A comparison of the reference mixture (without red mud) and the results obtained with red mud confirm the potential of non-calcined red mud for use a as

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Effect of red mud addition on the rheological behaviour ...

Jan 01, 2011  This paper reports on the use of red mud (RM) in mortars, applying design of experiments. Portland cement was replaced up to 50. wt.% RM, adjusting the relative amount of water (34–38 wt.%) in order to get mortars with suitable workability as defined by rheometry and flow table measurements.. Temperature of hydration, compressive strength and water absorption were also

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Potential Use of Natural Red Mud as Pozzolan for Portland ...

A comparison of the reference mixture (without red mud) and the results obtained with red mud confirm the potential of non-calcined red mud for use a as pozzolanic additive in cementitious materials. The setting time (according to the MERCOSUL NM 65 standard) tends to increase but workability remains almost unchanged. Keywords: Cement mortars ...

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The Use of Red Mud and Kaolin Waste in the Production of a ...

colored mortars and concrete. Keywords: Red mud, kaolin waste, colored concrete, pozzolanic pigment. 1. Introduction ... In addition to the trend in the world aluminum industry for the densification of waste in order to ... which could render its use in Portland cement based products unreliable due

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Role of red mud as a cementing material in concrete: a ...

Oct 01, 2020  Ribeiro DV, Labrincha JA, Morelli MR (2010) Use of red mud as addition for portland cement mortars. J Mater Sci Eng 4(8):1–8. Google Scholar 36. Cheng X, Yang X, Zhang C, Gao X, Yu Y, Mei K, Zhang C (2019) Effect of red mud addition on oil well cement

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Effect of Calcined Red Mud Addition on the Hydration of ...

The red mud (RM) is a solid waste derived from the processing of bauxite ore to produce alumina and it is considered a hazardous waste due to its high pH. This paper describes the use of mud untreated and after calcination at distinct temperatures (450, 650, and 1000°C) attempting to improve its reactivity. The Portland cement was replaced up to 30 wt% red mud, and its addition changed the ...

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Potential use of natural red mud as pozzolan for Portland ...

10. Ribeiro DV, Labrincha JA and Morelli MR. Use of red mud as addition for portland cement mortars. Journal of Materials Science and Engineering. 2010; 4(8):1-9. [ Links ] 11. Amritphale SS, Anshula A, Chandraa N and Ramakrishnana N. A novel process for making radiopaque materials using bauxite Red mud.

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New attempt to produce red mud-iron tailing based alkali ...

This paper provides a review on the utilization of red mud in cement production, and it clearly points out three directions for the use of red mud in cement production, namely the preparation of ...

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RUA: Effects of Red Mud Addition in the Microstructure ...

In view of that, the objective of this research is to analyse the short-term effects in the pore structure, mechanical performance and durability of mortars which incorporate up to 20% of red mud as a clinker replacement. As a reference, ordinary Portland cement and fly ash Portland cement mortars

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Potential use of natural red mud as pozzolan for Portland ...

In this work, non-calcined red mud was used, thus requiring less energy and time and reducing costs, which is the ideal condition for reusing wastes. Mortars containing 30 wt. (%) of cement substituted by red mud showed higher strength of hardened products.

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Uses of Red Mud as a Construction Material

Portland cement when they were heated up to 1250°C for 1.5 hours 2. Cement produced: using lime, red mud, bauxite, gypsum and fly ash. Results: (1) lime, red mud and bauxite and (2) lime gypsum, red mud and bauxite gave 28-day compressive strengths comparable to those obtained using ordinary OPC.

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What is the difference between mortar and Portland cement?

Mar 10, 2020  Cement has many types itself, such as Portland, white or Masonry cement. Portland cement is used for structural applications to form an object. Mortar, as it may contain either Portland cement with lime, or masonry cement, lime and sand, assembles masonry units into structural systems.

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Use of Lime-Mud from Pulp Mill Plant in Cement-Mortars

Lime-mud was used in its natural condition, as-received from the paper pulp mill with 34% of moisture. This LM water was discounted from nominal water content used to produce the mortars. The total water and the superplasticiser used in the mortars mixtures were 62% and 0.07% in relation to cement content, respectively.

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Effects of Red Mud Addition in the Microstructure ...

In addition to this, mortars with different contents of red mud were tested. Those mortars were prepared with ordinary Portland cement, CEM I 42.5 R [39], which was partially replaced by 5%, 10%, 15% and 20% of red mud. They have been named as RM5, RM10, RM15 and

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Effect of Red Mud on the Corrosion of Reinforced Concrete ...

Red mud was added in partial substitution of Portland cement in the proportions of 10, 20, and 30 (wt%). The mortar content was 75%, and the cement consumption was 526 kg/m 3 . Samples without red mud (reference) were also prepared.

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Hydration of Portland cement with red mud as mineral addition

Aug 12, 2011  The use of red mud from Bayer process in association with Portland cement has been shown to be promising because of its good performance on the hardened state. However, the physicochemical interactions during the cement reaction have not

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Hydration of Portland cement with red mud as mineral addition

Nov 07, 2017  The work was carried out with Brazilian Portland cements of types CPIII and CPV and red mud. Footnote 1 It should be emphasized that the nomenclature used for the cements is that applied in Brazil, according to the technical norms in use (i.e., NBR 5733—High initial strength Portland cement, and NBR 5735—Blast furnace Portland cement, respectively): CPV is the purest binder marketed in

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The Use of Red Mud and Kaolin Waste in the Production of a ...

colored mortars and concrete. Keywords: Red mud, kaolin waste, colored concrete, pozzolanic pigment. 1. Introduction ... In addition to the trend in the world aluminum industry for the densification of waste in order to ... which could render its use in Portland cement based products unreliable due

Get Price

Uses of Red Mud as a Construction Material

Portland cement when they were heated up to 1250°C for 1.5 hours 2. Cement produced: using lime, red mud, bauxite, gypsum and fly ash. Results: (1) lime, red mud and bauxite and (2) lime gypsum, red mud and bauxite gave 28-day compressive strengths comparable to those obtained using ordinary OPC.

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New attempt to produce red mud-iron tailing based alkali ...

This paper provides a review on the utilization of red mud in cement production, and it clearly points out three directions for the use of red mud in cement production, namely the preparation of ...

Get Price

Effects of Red Mud Addition in the Microstructure ...

In addition to this, mortars with different contents of red mud were tested. Those mortars were prepared with ordinary Portland cement, CEM I 42.5 R [39], which was partially replaced by 5%, 10%, 15% and 20% of red mud. They have been named as RM5, RM10, RM15 and

Get Price

Effect of red mud addition on the corrosion parameters of ...

: 1.5 : 1.3 : 0.5 (Portland cement + red mud : sand : coarse ag-gregate : water) weight ratio. The mortar content was 65.8% and the cement consumption was 540 kg/m3 compared to a reference mixture. Distinct concrete mixtures in which cement was partially replaced by red mud (10, 20, and 30% in weight) were analyzed.

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Effects of Red Mud Addition in the Microstructure ...

Mar 01, 2019  Effects of Red Mud Addition in the Microstructure, Durability and Mechanical Performance of Cement Mortars: Autor: Ortega, J. M. Cabeza, Marta Tenza-Abril, Antonio José Real-Herraiz, Teresa Pilar Climent, Miguel Ángel Sanchez, Isidro:

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Red Mud Literature - ParaTech Global

Use of alumina spent catalyst and RFCC wastes from petroleum refinery to substitute bauxite in the preparation of Portland clinker. Use of Red Mud as Addition for Portland Cement Mortars. Use of secondary mineralizing raw materials in cement production. A case study of a wolframite–stibnite ore

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Use of Electrochemical Techniques to Evaluate the Effect ...

proportions: 1.0 (Portland cement): 1.5 (fine aggregate): 1.3 (coarse aggregate) and a water/cement ratio of 0.5. Red mud was added in partial substitution of Portland cement in the proportions of: 10%, 20 % and 30 % (weight). The mortar content was 75% and the cement consumption was 526 g/m3. Samples without red mud (reference) were also k

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Influence of Addition of Chemically Treated Leather ...

The growing concern with environmental issues in tanneries and the search for a technological solution to their wastes are evaluated in this study. The waste named leather shaving was chemically treated aiming the immobilization of the chromium ion in a Portland cement paste, using mortars. 28 days-aged samples were evaluated in relation to their physical properties and axial compressive strength.

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What is the difference between mortar and Portland cement?

Mar 10, 2020  Cement has many types itself, such as Portland, white or Masonry cement. Portland cement is used for structural applications to form an object. Mortar, as it may contain either Portland cement with lime, or masonry cement, lime and sand, assembles masonry units into structural systems.

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Ancient binding materiaIs, mortars and concrete

improved the technology of lime and gypsum mortar and builded the pyramids by the use of such mortars. The Greeks made furlher improvements and finally the Romans developed a cement lhat produced structures of remarkable durability and that can sei and harden even under waler. Lime was known to the Greeks and was widely used by the Romans.

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Art. 49. Mixtures Of Clay And Other Materials With Cement

Notes. — Cement, Portland, Brand R, Sample 83 T. Sand, three parts crushed quartz 20/30 to one cement by weight. Clay, red clay dried, pulverized, and passed through No. 100 sieve. Clay added to mortar, amount cement and sand remaining constant. The effect of clay on mortars containing four parts sand to one cement is shown in Table 97.

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