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effect of time on compressive strength of cement mortar

effect of time on compressive strength of cement mortar

Effect of time on Compressive strength of Cement Mortar

Effect of time on Compressive strength of Cement Mortar 1Narendra Kumar, Anoop kumar Verma,2 3Pradeep Kumar, 4Aditya Tiwari, 5Pappu Kumar Nishad, 6Prashant Kumar Gangwar 1 ,2,3,4,5,6 Scholar- Department of Civil Engineering, B.B.A University, Lucknow,U.P (India) Abstract-Mortar is a mixture of cement and sand in

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Effect of time on Compressive strength of Cement Mortar

Variations using cement mortar mix red as cement replacement material, has a compressive strength value of the optimal addition of 10%, with an average value of

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Examine the effect of setting time and compressive ...

2020-1-1  Herein we are reporting the effect of iminodiacetic acid (IDA) on setting time as well as compressive strength of cement mortar paste. The compressive strength test and setting time test have been performed using IDA with OPC by changing the percentage of IDA i.e.; the IDA dosages were used 0.05%–2.0% by weight of cement.

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(PDF) The Effect of Curing Time on Compressive Strength

Concrete maturity with time during wet curing in water increased the strength of the M40 concrete produced. There was gradual increase in compressive strength at

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(PDF) Effects of Sand Content, Superplasticizer Dosage ...

The optimum SP dosage required for high cement dispersion leading to high compressive strength of mortar was found to be 1.0% and 1.18% for mortar with

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Effect of Sugar on Setting Time of Cement and

The amount of sugar powder 0.1% of the total weight of cement gave increased initial and fin al. setting time. The compressive strength of cement and concrete was increased up

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The effect of heat treatment on the compressive strength ...

2011-9-1  Thirty-eight mix proportions of ordinary Portland cement-slag mortars (OSMs) were used to study the effects of temperature and relative humidity on strength. Three levels of slag (0%, 40%, and 50%) and different temperatures were used; the 50% level and heat curing of 60 °C for duration of 20 h were found to be the optimum.

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Effect of cement strength class on the prediction of ...

2019-2-20  Gene expression programming (GEP) has been widely used to predict the properties of cementation materials. In this study, 54 mix designs including six water/cement (W/C) ratios of 0.25, 0.30, 0.35, 0.40, 0.45 and 0.50, three sand/cement (S/C) ratios of 2.50, 2.75, and 3.00 as well as three cement strength classes (CSC) of 32.5, 42.5 and 52.5 MPa were first constructed

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Compressive strength of cement and cement mortar cube

2021-12-8  Compressive strength of cement and cement mortar cube test. Standard sand according to IS:650 is known as innor sand obtained from Tamil

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(PDF) Effects of Sand Content, Superplasticizer Dosage ...

The optimum SP dosage required for high cement dispersion leading to high compressive strength of mortar was found to be 1.0% and 1.18% for mortar with and without limestone powder, respectively ...

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Effect of Sugar on Setting Time of Cement and

The amount of sugar powder 0.1% of the total weight of cement gave increased initial and fin al. setting time. The compressive strength of cement and concrete was increased up

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EFFECT OF ELEVATED TEMPERATURE ON COMPRESSIVE

Effect of elevated temperature on compressive strength of blended cement mortar 175 Since the early 1970s, silica fume, a by-product of the silicon metal and ferro-silicon alloy industries, has been used as a mineral admixture in concrete to enhance strength and low permeability. There are other properties that are favourably af-

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(PDF) EFFECT OF TEMPERATURE ON THE PROPERTIES OF

The test results indicate that the compressive and bond strength of cement mortar decrease with the increase of temperature and the bond strength of cement mortar completely vanishes at 600 D C.

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The Hydration and Compressive Strength of Cement

2021-3-28  After 28 days of curing, the compressive strength of group CA2 is 15.43% greater than that of group CA0, but that of group CA3 cannot reach the previous level, coherent with the TGA/XRD results. Moreover, the cement mortar’s compressive strength in group CA1 is always close to that in group CA0 at the curing age of 3 and 28 days.

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Effect of Carbonization Impact on Compressive Strength of ...

The effect of carbonation on compressive strength of cement-fly ash mortar which subjected to freeze-thaw cycles were investigated by means of orthogonal design method. The results show that carbonization time is the main factors affecting compressive strength of cement-fly ash mortar subjected to freeze-thaw cycles, followed by the water-cement ratio, the number of freeze

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Effect of Some Parameters on the Compressive Strength of ...

2015-10-18  Enhancements in the compressive strength of ordinary Portland cement (OPC) mortar upon the incorporation of multiwalled carbon nanotubes (MWCNTs) were investigated. The MWCNT concentration, water/cement (W/C) ratio, curing age, and MWCNT concentration control method were selected as experimental parameters, and their effect on the compressive

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Effect of elevated temperature on compressive strength

2014-10-26  Compressive Strength of mortar specimens subjected to elevated temperature 0 10 20 30 a 40 Age 3 days Age 7 days Age 28 days Age 3 days 24.00 27.70 27.14 19.81 Age 7 days 26.51 31.04 30.20 25.28 Age 28 days 33.26 37.19 35.31 33.25 10% 20% 30% 40% Figure 1 Effect of age on compressive strength of alkali activated slag mixed mortar

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Effect of Chemical Activators on the Compressive Strength ...

Effect of Chemical Activators on the Compressive Strength of Cement-Slag Mortar Faqe, Hersh; Abstract. The reaction of ground granulated blast furnace slag (GGBFS) with water is slower compared to the hydration of ordinary Portland cement. This led researchers to concentrate on increasing the hydration rate of the GGBFS.

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Influence of Pore Structure on Compressive Strength of ...

This paper describes an experimental investigation into the pore structure of cement mortar using mercury porosimeter. Ordinary Portland cement, manufactured sand, and natural sand were used. The porosity of the manufactured sand mortar is higher than that of natural sand at the same mix proportion; on the contrary, the probable pore size and threshold radius of manufactured sand

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EFFECT OF LOADING RATE ON THE COMPRESSIVE

EFFECT OF LOADING RATE ON THE COMPRESSIVE STRENGTH OF CEMENT MORTAR CUBES. Cement mortar cubes were prepared in accordance with AASHTO Designation T 106-72 and tested for compressive strength at loading rates of approximately 20, 35, 50 65, and 80 seconds at ages of 1, 3, 7, 14, and 28 days.

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Study on the effect of Compressive Strength of Brick ...

2014-9-20  bond strength on compressive strength of masonry prisms without altering the brick and mortar characteristics3. Brick mortar strength is poor, the prism failure is also accompanied by a failure of the brick mortar bond4.Attempt has made to study the performance of cement mortar with mild steel fibre at various percentages.

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The Hydration and Compressive Strength of Cement

2021-3-28  After 28 days of curing, the compressive strength of group CA2 is 15.43% greater than that of group CA0, but that of group CA3 cannot reach the previous level, coherent with the TGA/XRD results. Moreover, the cement mortar’s compressive strength in group CA1 is always close to that in group CA0 at the curing age of 3 and 28 days.

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PAPER OPEN ACCESS Effect of citric acid on setting-time ...

2020-4-6  Effect of citric acid on setting-time and compressive strength of concrete J Purnomo1, S Sumarni2, I N Saputro2 ... as additives to the antioxidant effects of PC / CAC as a potential fast hardening and low cost repair material for concrete [3]. Mortar specimens with the carboxylic acid additives of either 0.5%, 1% or

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EFFECT OF ELEVATED TEMPERATURE ON COMPRESSIVE

Effect of elevated temperature on compressive strength of blended cement mortar 175 Since the early 1970s, silica fume, a by-product of the silicon metal and ferro-silicon alloy industries, has been used as a mineral admixture in concrete to enhance strength and low permeability. There are other properties that are favourably af-

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Effect of Triisopropanolamine on the Compressive

2020-6-30  Triisopropanolamine (TIPA) was used as an early strength component to study its effects on mortar strength, cement paste setting time and early hydration characteristic of cement. And the early strength mechanism of TIPA at low temperature of 5 °C was also discussed. The results showed that, at 5 °C, the incorporation of TIPA promoted the condensation of cement

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Compressive Strength of Cement Mortar Lab Report pdf

2020-3-27  The compressive strength of cement mortar cubes or concrete is one of the most important and useful property. The compressive strength of cement mortars is determined in order to verify whether the cement conforms to Indian Standard (IS, or other standards like ASTM, BS etc.) specifications and whether it will be able to develop the concrete of required compressive

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Effect of elevated temperature on compressive strength

2014-10-26  Compressive Strength of mortar specimens subjected to elevated temperature 0 10 20 30 a 40 Age 3 days Age 7 days Age 28 days Age 3 days 24.00 27.70 27.14 19.81 Age 7 days 26.51 31.04 30.20 25.28 Age 28 days 33.26 37.19 35.31 33.25 10% 20% 30% 40% Figure 1 Effect of age on compressive strength of alkali activated slag mixed mortar

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Compressive strength of cement and cement mortar cube

2021-12-8  Compressive strength of cement and cement mortar cube test. Standard sand according to IS:650 is known as innor sand obtained from Tamil Nadu used for the preparation of cement mortar. For the preparation of cement

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Effect of Chemical Activators on the Compressive Strength ...

Effect of Chemical Activators on the Compressive Strength of Cement-Slag Mortar Faqe, Hersh; Abstract. The reaction of ground granulated blast furnace slag (GGBFS) with water is slower compared to the hydration of ordinary Portland cement. This led researchers to concentrate on increasing the hydration rate of the GGBFS.

get price