A. Muthu Kumaran, Rajagopalan, Experimental Study on Partial Replacement of Sand with M-Sand and Cement by Dolomite Powder in Cement Concrete 8(6) (2017). Google Scholar [3] A. Sugathan. Experimental Investigation on partial Replacement of Cement with dolomite powder. IJIRSET, 6 (7) (2017)
Dolomite powder obtained by powderising the sedimentary rock forming mineral dolostone can be used as a replacement material for cement in concrete up to certain percentage. Dolomite powder has some similar characteristics of cement. Using dolomite powder in concrete can reduce the cost of concrete and may increase the strength to some …
on the utilization of dolomite powder in cement based materials is scarce. It has been known that dolomite powder has similar property to limestone powder in cement based materials, which is characterized by low activity and potential occurrence of TSA. But the effect mechanism of dolomite powder on cement is not completely uncovered.
A bibliographic analysis is done using VOSviewer providing relationships between the keywords and countries doing research on dolomite powder. Concrete …
This study aims at exploring the benefits of using dolomite powder (DP) to improve the engineering performance of low-cement self-compacting concrete (SCC) with cementitious materials comprised of ...
Cement Industry. Since dolomite is rich in properties like high-density ratio and high surface hardness. It is also used as a filler as it is a hard and strong chemical. ... Dolomite powder from Aravali Onyx has a wide variety of features and chemical properties. Significantly effective, it excels in all industrial applications. We offer ...
To clarify the physical & chemical effects of dolomite powders in cement and their high efficient & safe application in cementitious materials, the strength of cement mortars blended with dolomite ...
The addition of dolomite fine powder in concrete increases the nucleation points of crystallization, resulting in rapid strength gain [56]. The acid attack (sulfate) resistance of dolomite cement ...
DOI: 10.1016/j.scitotenv.2023.166008 Corpus ID: 260646353; Recycling waste dolomite powder in cement paste: Early hydration process, microscale characteristics, and life-cycle assessment.
Dolomite powder for cement industry is one of the most prolific choice. Up to a specific amount, dolomite powder, which is produced by powderizing the sedimentary rock-forming mineral dolostone, can be used in place of cement in concrete. Some of the properties of cement are shared by dolomite powder.
Dolomite powder added to concrete causes it to initially . Civil Engineering and Architecture 11(6): 3314-3321, 2023 3317 . and ultimately set up more slowly [22]. …
The addition of dolomite powder to concrete can improve its mechanical properties such as compressive and flexural strength, as well as its durability and resistance to environmental factors such as sulfate attack and alkali-silica reaction. Dolomite powder is a byproduct of the processing of dolomite rock, which is a naturally occurring ...
Therefore, from the above literature review and Fig. 5 and 6, it can be deduced that the addition of dolomite as fractional cement substitution led to increases in the compressive strength of concrete mainly because of the dolomite powder coarser particles as compared to ultrafine cement particles, produce more crystallization grains …
Cement asphalt emulsion composites (CAEC) are gradually being valued by pavement researchers because of its environment-friendly properties. However, there are still great difficulties in producing high-performance CAEC at present. Dolomite powder (DLM) has been proved in providing promising improvement effects on cement-based …
This paper presents an experimental study on the effective use of high calcium fly ash (HCFA) and dolomite powder in geopolymer mortar (GPM) and concrete. Trail HCFA GPM mixes were made with 10%, 20%, 30% and 40% dolomite powder. The alkaline liquids used for polymerization are sodium hydroxide (NaOH) and sodium …
Remark: For conversion from millimeter to mesh, please refer to mm to mesh.. Process 3: Calcinating dolomite rock The crushed dolomite is calcined in a rotary kiln, which is used for producing refractory materials, magnesium alloys, cement, etc. . Dolomite is calcined at 1500°C to obtain magnesia-calcium raw materials, such as …
Dolomite powder (DP) was used as a partial substitute for cement. • Adding DP in glass-fiber-reinforced mortar (GFRM) improves the workability and the long-term strength.. The incorporation of DP in GFRM reduces the chloride ion electric flux and drying shrinkage of GFRM.
powder in PDC and dolomite-bearing aggregate in concrete. Dolomite mineral, either in powder or in coarse aggregate form, is unstable in high alkaline media and can be involved in the reaction with concrete pore solution. Recent studies [3, 7, 21] report that in PDC with dolomite powder, typical dedolomitization does not take place or is ...
After dolomite powder was added into cement paste, the improvement of fracture toughness, flexure, and compressive strength was observed due to the formation of a new phase (magnesium hydroxide ...
Dolomite powder has some similar characteristics of cement. Using dolomite powder in concrete can reduce the cost of concrete and may increase the strength to some extent. This paper examines the possibility of using dolomite powder as a partial replacement material to cement. The replacement percentages tried were 0%, 5%, 10%, 15%, 20% …
Combined with DTG analysis, X-Ray diffraction analysis (XRD) and field emission scanning electron microscopy analysis (FSEM) affiliated with energy dispersive spectrometer analysis (EDS), the early hydration and carbonation behavior of cement paste compacts incorporated with 30% of dolomite powder at low water to cement ratio …
Dolomite powder is obtained by powdering the sedimentary rock forming mineral dolostone which can be used as a replacement material for cement in concrete. Dolomite powder has some similar ...
This paper fresh and hardening property of concretes made with m-sand as cement and dolomite powder as cement replacement in different amounts. The experimental studies on physical and micro ...
Dolomite powder is a common rock-forming mineral with a composition of calcium magnesium carbonate. ... it is used in building materials like cement or putty. Rubber Industries. Dolomite from Aravali Minerals is also supplied to the rubber industry, which helps maintain the hardness and softness of rubber. Besides, it also increases the …
Using dolomite powder in concrete can reduce the cost of concrete and may increase the strength to some extent. This paper examines the possibility of using dolomite powder as a partial replacement material to cement. The replacement percentages tried were 0%, 5%, 7.5%, 10% and 15% by weight of cement. The
The addition of dolomite powder to concrete can improve its mechanical properties such as compressive and flexural strength, as well as its durability and resistance to …
Zajac et al. (2014) found that dolomite powder of cement paste at a curing temperature of 60 °C was partially dissolved after 180 d; correspondingly, the inner calcium silicate hydrate (C-S-H) had a denser microstructure. At a curing temperature of 20 °C, the dolomite powder in cement paste was rarely involved in hydration reaction after 180 ...
In this paper represent the results of the concrete paver block with the mix proportion of 1:3 (Cement: dolomite powder) and polypropylene fiber with the different percentage ratein the top layer ...
Replacing of cement with dolomite powder in an investigation [1] is found to enhance the compressive strength of concrete for using M 20 grade concrete. Another investigation [2] proved that ...
Dolomite powder (DP) was used as a partial substitute for cement. • Adding DP in glass-fiber-reinforced mortar (GFRM) improves the workability and the long-term …