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Mix Design of M80 grade high strength concrete as IS Code

Mar 31, 2020· Concrete mix design for M80 grade concrete (With Admixture) as per latest code IS 10262: 2019 Projects requirements. High strength Concrete grade: M80; Type of cement used OPC 53 grade cement

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How to prepare a concrete mix for high strength concrete

Thanks for A2A. Now coming to the question mix design of high strength concrete i.e. above M40 is influenced by properties of cement, sand aggregates & water-cement ratio.To achieve high strength, it is necessary to use lowest possible water-cemen...

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Strength and Characteristics of Mix Design with M80 & M90

selected by changing different water cement ratios. By replacing the fly ash in 10%, 15%, 20%, 25% and 30% optimum percentage is selected for main trails. The main experimental work involves the replacement of Robosand in 25%, 50%, 75% and 100% along with 20% fly ash, 5% silica fume in cement for M80 and M90 grades.

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What is the mix proportions for the M-80 Grade concrete

M80 Grade Concerte :- As we know that, if we are going for mix design of above M20 grade so we have to use the design mix method for finding out the ratios of the Cement, Fine aggregate and Coarse aggregate. So by using of IS456:2000 CODE we can f...

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M-80 Grade Pumpable Concrete

1. M-80 Grade of concrete design for a mean target strength of: 80 + 1.65 x 5 = 88.3 N/mm 2 at 28 day age. 2. With the given set of materials from various trials it was found that with OPC 450 Kg/m 3, Silica Fume 45 Kg/m 3 and W/C+SF ratio of 0.283 gives 28-day average cube compressive strength of

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Grade of concrete । uses of M5 to M80 । Ratio of water

Apr 22, 2020· In this Video we will discuss about Grade of concrete । uses of M5 to M80 । Ratio of water cement sand and aggregate । Friends aaj k is video me hmlog grade

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Mix design ratio for m25 to m80 grade of concrete

Mix design ratio for m25 to m80 grade of concrete Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Mix design ratio for m25 to m80 grade of concrete, quarry, aggregate, and different kinds of minerals.

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How to Calculate Water Cement Ratio The Concrete Network

May 08, 2020· HOW TO CALCULATE WATER CEMENT RATIO The water to cement ratio is calculated by dividing the water in one cubic yard of the mix (in pounds) by the cement in the mix (in pounds). So if one cubic yard of the mix has 235 pounds of water and 470 pounds of cement- the mix is a.50 water to cement ratio.

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Water cement ratio formula -Table-Calculation for Mortar

Water Cement ratio of different grade of Concrete Table Normally, we used the water-cement ratio falls under 0.4 to 0.6 per IS Code 10262(2009) for nominal mix i.e. M7.5, M10,M15,M20,M25. Here, M denotes Mix and Number denotes characteristics compressive strength of concrete

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Water Cement Ratio Calculate Proper Amount Of Water For

Nov 01, 2020· The practical best water-cement ratio is from about 0.40 to over 0.60. A ratio of 0.3 is made concrete too stiff (unless superplasticizers are used). A ratio of 0.8 makes concrete wet and fairly weak concrete. Normal compressive strengths when concrete is properly cured are:

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How to prepare a concrete mix for high strength concrete

Thanks for A2A. Now coming to the question mix design of high strength concrete i.e. above M40 is influenced by properties of cement, sand aggregates & water-cement ratio.To achieve high strength, it is necessary to use lowest possible water-cemen...

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Water Cement Ratio Calculate Proper Amount Of Water For

Jan 11, 2020· As you see that there is water reduced as we decrease the water-cement ratio. It is a fact that water reduced in concrete increases its strength. But there is some limit to the water-cement ratio. The minimum water-cement ratio is 0.30 to 0.35, beyond this concrete becomes too stiff and impractical to handle.

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Mix design ratio for m25 to m80 grade of concrete

Mix design ratio for m25 to m80 grade of concrete Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Mix design ratio for m25 to m80 grade of concrete, quarry, aggregate, and different kinds of minerals.

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What Is Water Cement Ratio? Comprehensive Guide Civil

Minimum Water Cement Ratio Table IS code 10262. Water is the critical element that makes or breaks the concrete quality. To obtain perfect concrete, we need the minimum water-cement ratio. How to Calculate Water Cement Ratio? We can’t calculate the water-cement ratio. There is no such thing as a water-cement ratio formula.

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What is Water Cement Ratio? Its Calculation [Complete Guide]

For a given type of cement, aggregates of same type and size, and same methods of mixing, the concrete develops a maximum compressive strength of 380 Kg/cm 2 at a W/C=0.4.. When this ratio is increased to 0.5, 0.6 and 0.7, etc., The resulting batches of concrete show considerably less compressive strength.

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Determination of water/cement-ratio of concrete

source of water in the concrete, workability of the concrete as well as w/c-ratio effect on the strength of the concrete. The laboratory work consisted of the preparation of nine concrete with three different w/c-ratio and each w/c-ratio is divided into three category of air content ranging from 2% to 10% by volume.

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Mix Design of High Strength Concrete -Methods, Procedure

Mean strength = (50 / 0.80) = 63 MPa Reference number (fig.1)= 25 Water cement ratio (fig 5) = 0.35 For a 10mm maximum size aggregate and very low workability, the aggregate-cement ratio for the desired workability (table-1) =3.2 The aggregates are combined by the graphical method as shown in figure 6, so that 30 percent of the material passes

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What is the Right Water-Cement Ratio for Mix Design? How

Different Water-cement Ratios Different Water-cement ratios are employed for different concrete applications. For high-quality concrete construction, a lower water-cement ratio of 0.4 is employed. For concrete construction like driveways and sidewalks, a w/c ratio ranging from 0.6 to 0.7 is normally used.

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Concrete Mix Ratios Cement, Sand, Aggregate and Water

Concrete mix ratio of 1:3:3 On mixing 1 part cement, 3 parts sand with 3 parts aggregate produces concrete with a compressive strength of 3000 psi. On mixing water with the three ingredients, a paste is formed that binds them together till the concrete mix gets hardened .

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INDIANA DEPARTMENT OF TRANSPORTATION DIVISION OF

WATER-CEMENTITIOUS RATIO . ITM No. 403-21. 1.0 SCOPE. 1.1. This test method covers the procedure to determine the water-cementitious ratio for a concrete mixture. 1.2 . This ITM may involve hazardous materials, operations, and equipment and may not address all of the safety problems associated with the use of the test method.

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High strength m70 concrete grade SlideShare

HIGH STRENTH M70 GRADE CONCRETE Page 32 Coarseaggregates 10 mm : 17.58 kg Fine aggregates : 20.76 kg Water Cement Ratio : 0.26 Two other trial mixes were as follows BATCH A Cement : 13.60 kg Fly Ash : 1.7 kg Micro Silica : 1.7 kg Water : 4.47 kg Coarseaggregates 20 mm : 10.95 kg Coarseaggregates 10 mm : 17.58 kg Fine aggregates : 20.76 kg Water

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Different Grades Of Concrete Based On IS, American

1.1.1. Normal grades of concrete a. M5 Grade Mixing Ratio is 1:5:10 ( 1 part of cement, 5 parts of sand and 10 parts of aggregate). Compressive strength is 5 MPa. Used in foundation bed to prevent direct contact between soil and foundation concrete. b. M7.5 Grade. Mixing Ratio is 1:4:8 ( 1 cement part: 4 sand part: 8 aggregate part).

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Water-Cement Ratio in Concrete a detailed description

Water-cement ratio = weight of water/weight of cement According to The American Concrete Institute (ACI) 318 and ACI 332, the maximum water-cement ratio is specified is 0.45. According to Uniform Building Code 1997, the maximum water-cement ratio is 0.50 if the concrete is exposed to freezing and thawing in a moist condition or to de-icing

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Calculate Water-Cement Ratio in Design of Concrete Mix

Nov 29, 2018· Calculate water-cement ratio from the maximum free water/cement ratio according to environmental exposure condition as per table 5 of 456-2000, this is the limitation given by Indian Standard. Limitation chart for w-c ratio shows the maximum value of the w-c ratio as per IS 456: 2000 which can be adopted during mix design.

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How to calculate the water-cement ratio for concrete

Mar 10, 2020· Also it have important effects on the strength and durability of concrete. Water cement ratio table. As per IS Code 10262. Now, let us take a example to calculate the W/C ratio.. We need to know following thing to calculate water cement ratio: Grade of concrete. Eg: M25, M20, M10 etc.

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How To Calculate Water Cement Ratio In Concrete Water

Mar 06, 2018· After watching this construction video tutorial, you will understand better how to work out proportion of water and cement in concrete. Generally, the water cement ratio remains at under 0.4 to 06 according to IS Code 10262 (2009) toward nominal mix M7.5, M10, M15, M20 and M25. To determine how much water is required in []

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What Is Water Cement Ratio? Guide & Calculation

Water-Cement Ratio (W/C) of Concrete. The water in concrete has to perform the following two functions: (i) The water enters into chemical action with cement and this action causes the setting and hardening of concrete. (ii) The water lubricates the aggregates and it facilitates the passage of cement through voids of aggregates.

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What is Water Cement Ratio? Guide & Calculation Civilology

What is Water Cement Ratio? Water Cement Ratio means the ratio between the weight of water to the weight of cement used in concrete mix. Normally water cement ratio falls under 0.4 to 0.6 as per IS Code 10262 (2009) for nominal mix (M10, M15 . M25) We all know that water cement ratio will directly affect the strength of concrete.

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Study of High Strength Fiber Reinforced Concrete for M80

The content of silica fume and fly ash is 5% and 20% respectively by weight of cement. Water to cementitious material ratio was 0.25. Mixes are produced by varying types of fibres and for each

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ISSN 2249 7366 ijesm IJMSER

strength concrete (HSC) ― (1) Maintaining extremely low water-cement ratio. Water reducing admixtures (WRAs) are used to make the concrete workable at as low water-cement ratio as 0.25 and; (2) Proper packing of ingredients leaving minimum or no air voids as shown in Fig. 1. High cement content may lead to increased

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How many gallons of water are in a bag of cement?

May 01, 2020· Simply so, how much water is in a bag of cement? Normal range for amount of water used to mix each 50 kg bag of cement is between 20 liters and 30 liters (94 lb. bag of cement is between 4.5 gal. and 7 gal.) The water-tightness of concrete depends primarily on the water-cement ratio and the length of moist curing.. Likewise, what is the quantity of water required per bag of cement for m20

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Concrete Mix Ratios Cement, Sand, Aggregate and Water

Concrete mix ratio of 1:3:3 On mixing 1 part cement, 3 parts sand with 3 parts aggregate produces concrete with a compressive strength of 3000 psi. On mixing water with the three ingredients, a paste is formed that binds them together till the concrete mix gets hardened .

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Effect of water cement ratio and Aggregate Size on

Effect of water cement ratio. The W/c ratio is an index of the strength of concrete. The strength of cement paste increases with an increase in cement concrete and decreases with water content and air content. For the fully compacted concrete at a given age and thermal temperature, its strength is inversely proportional to the w/c ratio.

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Designing and Proportioning Normal Concrete Mixtures

Cement Content = Required Water Content Water-Cement Ratio Example air-entrained concrete 1-in. max. size aggregate 3-in. slump 295 lb/yd3 Water 0.53 W/C-ratio = 557 lb. cement per yd3 of concrete

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High Strength Concrete with Mineral and Chemical Admixture

The preparation of high-performance concrete with the replacement of fly ash, granulated blast furnace slag, and silica fume alternative to the weight of cement (30%, 50%, and 70%), water-binder

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CONCRETE MIX DESIGN USING CRUSHED SAND The

where V = absolute volume of concrete= gross volume (1m 3) minus the volume of entrapped air S c = specific gravity of cement W = Mass of water per cubic metre of concrete, kg C = mass of cement per cubic metre of concrete, kg p = ratio of fine aggregate to total aggregate by absolute volume f a, C a = total masses of fine and coarse aggregates, per

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Compressive Strength of Concrete & Concrete Cubes What

Jul 07, 2016· The ratio of the water to cement is the chief factor for determining concrete strength. The lower the water-cement ratio, the higher is the compressive strength. M80: 80 N/mm2: Compressive strength as per American Codes.

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(PDF) EXPERIMENTAL STUDIES ON COMPRESSIVE STRENGTH

2. In M80 and M90 grades of concrete as the water-cement ratios of 0.23 and 0.21 are insufficient to provide the workability, (the easiness of handling of concrete in all the stages) hence super plasticizer are necessary for M80 and M90 grades of concrete. 3.