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role of cement in concrete mixture

What is the Difference Between Concrete and Cement?

Dec 23, 2019 · The primary difference between concrete and cement is that concrete is a composite material made of water, aggregate, and cement. Cement is a very fine powder made of limestone and other minerals, which absorbs water and acts as a binder t

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Concrete Mix Ratio Calculator | On Site Concrete Calculator

Concrete Mix Ratio Calculator. An online on site concrete calculator to calculate the concrete mix ratio. It plays a major role in creating a strong, durable concrete block. The major materials needed in the preparation of concrete blocks are portland cem

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Quality of water in concrete Mix

The quantity of water in the mix plays a vital role on the strength of the concrete. Some water which have adverse effect on hardened concrete. Sometimes may not be harmless or even beneficial during mixing. So clear distinction should be made between the

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Water in concrete mixture | Role of water in concrete production

Also water plays a vital role to produce plastic mixture of the different components with the purpose of passing on workability to concrete so that it can be arranged in the preferred position. In due course, by making a chemical reaction with cement, wat

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Importance of Gravel and Sand for Concrete | Hunker

Apr 12, 2018 · In fact, cement isn't typically used without sand and gravel. The addition of sand makes cement more binding. Cement mixed with water and sand becomes mortar, the paste used to hold bricks together. Once you add gravel to the mix, it becom

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What is Admixture in concrete - Answers

Oct 25, 2009 · Admixture is defined as a material other than cement, water and aggregate that is used as an ingredient of concrete and is added to the batch immediately before or during mixing.

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What is the function of cement in making concrete - Answers

Nov 20, 2011 · there are 108 20kg bags of concrete to 1 cu mtr. If your making your own mix using dry mix concrete requiring cement and water, and your making a mix ratio of 5:1, then you divide 108 by 6 = 18 ...

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Water in Concrete - For Construction Pros

Apr 23, 2014 · The ease of mixing, placing, consolidating and finishing concrete is called workability. The water content of the mixture is the single most important factor that affects workability.

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Concrete Mix Design | Different Grades of Concrete

May 17, 2017 · The Concrete mix ratio for M20 grade of concrete is 1:1.5:3 that mean 1 part of cement, 1.5 part of sand (fine aggregate) and 3 parts of aggregate (crushed stone) in volume and then batched for mixing.

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The Differences Between Cement, Concrete, and Mortar

Cement is the binding element in both concrete and mortar. It is made most commonly of limestone, clay, shells, and silica sand. These materials are crushed and then combined with other ingredients (including iron ore), and then heated to about 2,700 F. T

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