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Portland Cement Manufacturing. Concrete is typically made up of 41% crushed rock, 26% sand, 16% water, 11% portland cement, and 6% entrained air. When combined, the cement and water form a slurry that flows between the aggregate and cures through a "hydration" process into a solid, rock-like mass.
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Aug 29, 2022C. Concrete Mix Design The mix proportion for M30 grade of concrete is 1:1.86:3.44 with water cement ratio 0.45. The mix proportion for M30 grade of concrete is 1:1.86:3.44 with water cement ratio ...
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alternatives which partially replace with cement and showing good results like fly ash, red mud, rice husk ash, silica fume. Marble powder is a waste material which can also use in concrete to get the good strength. The project aims to study of concrete properties by partial replace cement with marble powder and sand with granite powder.
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An Experimental Investigation o n Green Concrete Srikanth G 1, Sai Krishna G 2, Anne Mary J 3 1,2UG student, ... Cement and Concrete Composites, Vol 22, Issue 4, pp. 233-242, 2000. Properties of green concrete containing quarry rock dust and marble sludge powder as fine aggregate Mr M. Shahul Hameed and Mr A. S. S. Sekar Department of Civil
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Green concrete capable for sustainable construction is characterized by application of industrial ... environment. Replacement of materials over nominal concrete is what makes green concrete more environmental friendly concrete. Marble sludge powder, quarry rocks, crushed concrete and ... It is theoretically possible to replace 100% of Portland ...
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The replacement of cement by marble powder and granite powder is in the fractions of 0%, 5%, 10%, 15%, 20%, 25% and 30%. A total number of specimens (80 mm × 50 mm) casted for this RCPT is 39 out of which 3 numbers is for control specimens, 18 numbers is for marble powder replacement and 18 numbers is for granite powder replacement.
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In another work, effect of marble sludge waste on the different properties of concrete paving blocks was studied by Mashaly et al., 2015, where concrete samples were prepared using cement (210-315 kg/m 3), marble sludge (35-140 kg/m 3), fine aggregate (660-695 kg/m 3) and coarse aggregate (1140-1175 kg/m 3). Both cement and marble ...
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This study indicated that marble dust at a cement-replacement ratio of 5%-10% affected the mechanical properties of concrete by decreasing the global annual CO 2 emissions by 12% and also lowering the costs from US$40/m 3 to US$33/m 3. Preview Files (384.3 kB) References Beta Citations 0 Show only:
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The experimental results for M25 concrete shows that 10% replacement of cement with marble dust in concrete can be used, with an increase in the compressive strength as 23.13%, 23.85%, 24.61%, 18.09% and 15.2% for 28 days, 56 days, 118 days, 208 days and 393 days respectively, whereas in presence of sulphate solution, compressive strength ...
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properties of marble. The study claimed that substituting cement by 5-10% marble powder improved the mechanical properties of the green concrete produced. This process would also reduce the CO 2emissions of cement production by 12%. Replacing coarse aggregate by marble waste resulted in the reduction of w/c ratio. The conformity between the
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Jan 1, 2021The marble sludge was used as substitution for cement binder at 0%, 10%, 20%, 30% and 40%. The properties of both cement pastes and hardened concrete mixtures with marble sludge were determined up to 28 days. The obtained results were compared with the standard specifications. The results showed that the marble sludge replacement up to 20% ...
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May 31, 2021· marble sludge addition reinforces cement concrete matrix and acts as a filler. Moreover, the results of the work of Ahmed, O.M. et al. 2016 [24] showed that using up to 20% of marble sludge improves both physical and mechanical properties of concrete products.
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2. this study reports the result of an experimental investigation carried out to study the effects of fly ash on strength development of mortar and the optimum use of fly ash in mortar. cement was partially replaced with six percentages (10%, 15%, 20%, 25%, 30%, 35%) of class f fly ash by weight. compressive strength of the mortar specimens .
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Keywords: LCA; C&D waste; MSWI; marble sludge; recycled aggregate concrete; blast furnace slags 1. Introduction Concrete is a key component in constructing buildings because it is the most commonly used material in infrastructures [1]. It also is known that the construction industry is one of the main consumers of raw materials [2].
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In this paper, hard plastic is described as a representative of materials with a hard surface hardness. 72 Recycled plastic aggregate (RCPA) can replace traditional coarse aggregate (CA, such as stone, etc.) in concrete, Pawar et al. 72 replaced 10%, 20%, 30%, and 40% of the CA mass with RCPA, it was found that concrete with 30% replacement ...
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• From 20% to 25% cement replaced with quarry dust 7 days compressive strength is slightly increased. REFERENCES : 1. IS:383-1970, Specification for coarse and fine ... green concrete containing quarry rock dust and marble sludge powder as fine aggregate" ARPN journal of engineering and applied sciences vol.4, june 2009. ...
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The optimum cement replacement level is often quoted to be about 50% and sometimes as high as 55%. The whole range of natural sand replacement (0 to 100 %) improved the beam deflection (Mangiruet al., 2013). The fly ash participates in both early (sulpho-pozzolanic) and late (aluminosilicate)
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Compared with ordinary concrete, OPS concrete with 0-50% OPBC sand has 21-27% lower density, and it should be noted that the OPS concrete with 37.5% OPBC sand (M37.5) reduced its compressive strength at each age by only 10-12%. The compressive strength development of all mixes up to 56 d is shown in Figure 4 [ 50 ].
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According to the literature 24,25,26,27,28,29, such wastes as ferroalumina, fly ash, marble sludge waste, phosphogypsum, baghouse dust, ceramic waste, and others can be applied for the ...
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efficient, eco-friendly and possible self-compacting concrete with the most quantity of marble powder victimization the Response Surface Methodology. First, the relationships were determined among the water-to-cement and marble powder-to-cement ratios and therefore the responses, like slump flow, T-50, V-funnel and compressive strength.
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Solid unreinforced cement concrete paver blocks is a versatilely used for the construction of roads. This project is part of a study investigating ...
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Originally opened in 1911 as office space and a department store, the Kelly Ramsey Building was a thriving commercial block in downtown Edmonton for nearly a century before arsons burned it down in 2009. Combine increasing demand for housing, a crowded urban environment, a quiet, residential neighborhood - and you know your job site to ...
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In addition to the above mixture concrete is mixed with silica fume in replacement of cement up to 10% and chemical admixture of SP430 is added at 2% to cement weight (Table 2 ). Table 2 Mixing proportions. 3.3. Cube Compressive Strength The different mixes were moulded in cube of size 150 × 150 × 150 mm for testing the compressive strength.
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Though many use "cement" and "concrete" interchangeably, they actually refer to two different — but related — materials: Concrete is a composite made from several materials, one of which is cement. Cement production begins with limestone, a sedimentary rock. Once quarried, it is mixed with a silica source, such as industrial byproducts slag ...
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The waste produced from marble industry is in viscous form and generally named as marble sludge. As the sludge of the marble is in wet form, it is dried properly so that it can be used properly as a replacement of cement. The marble powder was sieved through IS-90 micron sieve before mixing in concrete. D. Crushed CRT aggregate
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[21] Corinaldesi V, Moriconi G and Naik T R 2010 Characterization of marble powder for ... [38] Bujulu P M S, Sorta A R, Priol G and Emdal A J 2007 Potential of wastepaper sludge ash to replace cement in deep ... Ali N M and Nasser A K 2018 Study of the effect of recycled ash wastepaper on the mechanical properties of green Concrete IOP Conf ...
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lightweight green concrete with separate replacement level for cement with marble waste powder quarry dust with fine aggregate while using an optimum percentage of Rice husk ash. The standard cube of (150X 150 X150mm), cylinder of (150x300mm) and the prism beam of (100x100x500mm) have been casted with M50 grade mix of concrete.
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The marble dust was replaced with cement at 0%, 3.5%, 7%, 10.5%, 14%, 17.5% & 21% by weight for M20 grade concrete. ... Read More. Properties of green concrete containing quarry rock dust ... Through reaction with the concrete admixture, Marble sludge powder and quarry rock dust improved pozzolanic reaction, micro-aggregate filling, and ...
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So, have an effect on the fertility of the soil. Experimental programme was carried out using 0%, 7.5%, 15%, 22.5%, 30% by wt. partial replacement of cement with marble dust powder for making of cement concrete with 0.40 water cement ratio. III. OBJECTIVE The objectives of the present work are listed below A.
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This paper aims to focus chloride penetration study of self compacting green concrete (SCGC) made with industrial wastes i.e. marble sludge powder (MSP) from marble processing, and quarry rock dust (CRD) from stone crushing industries. MSP can be used as filler and helps to reduce the total voids content in concrete.
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Conventi onal Concrete As Fine Aggregat e In Sand (5-7.5- 10-15)% Sand (Two Different Water/Cemen t (W/C) Ratio (0.40-0.50) 7,28 And 56 Days Concrete Mix Produced By Sand As Fine Aggregate Without Waste Marble The Concrete Compressive Strength Increased With The Increase Of Marble Dust Ratio As Sand Replacement Up To 15.0% Of Sand By Weight.
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It has been recommended that the disposal of industrial waste would be greatly reduced if it could be incorporated into concrete production. The basic objective of this investigation is to examine the characteristics of concrete using marble slurry as binding material in proportions 5%, 10%, 15%, 20%, 25%, and 30% by weight of cement.
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[9] M. Shahul Hammed and A.S.S Sekar. "Properties of Green Concrete Containing Quarry Dust and Marble Sludge Powder as Fine Aggregate", APRN Journal of Engineering and Applied Sciences, June 2009. [10] M.C.Limbachiya, A. Koulouris, J.J.Roberts and A.N.Fried, "Performance of Recycled Aggregate Concrete", RILEM Publications SARL, 2004.
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The cement has been replaced by fly ash accordingly in the range of 0%, 10%, 20%, 30%, 40%, 50%, and 60% by weight of cement and 10% of silica fume in common for M30 grade of Concrete. Concrete...
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49]. This means that there is an urgent need to find alternatives to cement to reduce the cement content in concrete or mortar so as to reduce the environmental damage resulting from its manufacture. For example, sludge of wastewater treatment plants and industrial by- products were used to develop cementations materials [50 -55]. Therefor e,
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several factors, such as cement composition, replacement of river sand with CRD and MSP on the RCPT results of hardened cement concrete. Key words: self-compaction concrete, marble sludge powder, crusher rock dust, permeability, green concrete 1. Introduction Self Compaction High Performance Concrete (SCHPC) can be described as a high
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in marble powder as replacement of cement as compared to normal concrete. But when they replaced sand with marble powder a consider increment in compressive strength was found at an optimum percentage of 20%. 4. Prof. Veena G. Pathan, Prof. Md. Gulfam Pathan, "Feasibility and need of use of Waste marble powder in concrete production ...
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emission from concrete, cement can 53 be replaced by industrial waste marble dust. Many researchers have studied the production of 54 concrete with marble waste and its mechanical performance with varying percentage of marble 55 waste content. The performance of marble waste concrete with varying marble waste content 56
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The research evaluated the mechanical properties of concrete with the addition of marble sludge waste as cement replacement (0%, 5%, 10% and 20%) with plasticizers. It was observed that as the replacement ratio increased, compressive strength decreased. Although the insignificant reduction in strength up to replacement ratios of 10%.
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perhaps there is a necessity of making a concerted movement for developing innovative and alternative novel material for construction.green concrete is capable for sustainable development is characterized by application of industrial waste such as marble powder, quarry dust, wood ash, paper pulp, etc, to reduce consumption of natural resource and .
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