amount of cement in 25mpa concrete

Mix design of concrete: Mix design M 40

Jan 28, 2012 · The water-cement ratio required for the target mean strength of 48.25 MPa is 0.40. ... the amount of entrapped air in the wet concrete is 2 per cent. ... Mix design M 40;

Concrete Mix Ratios (Cement, Sand, Gravel)

Water/cement ratio theory states that for a given combination of materials and as long as workable consistency is obtained, the strength of concrete at a given age depends on the w/c ratio. The lower the w/c ratio, the higher the concrete strength.

Concrete Calculator – Square Footage Area

Calculate Concrete Volumes Of Round Slabs, Square Slabs, Footers, Steps, Curbs, Gutters & Square Columns. The concrete calculator can be used to estimate the total volume of concrete that you need for your project. Once you are ready to buy the material, it can help you find the amount of concrete you need based on your project.

How to Calculate Cement, Sand and Aggregate Quantity in

Oct 16, 2016 · How to Calculate Cement, Sand and Aggregate Quantity in Concrete Today In this video I am going to teach you, How to Calculate Cement, Sand and Aggregate Quantity in Concrete Theoretically At Site.

Concrete Slab Load Capacity

Load capacity of simply supported concrete slabs Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications! - the most efficient way to navigate the Engineering ToolBox!

What does 25 mpa concrete mean

2014/11/21 · What does 25 mpa concrete mean? Wiki User November 21, 2014 4:23AM They're talking about compressive strength - the amount of force that can be applied to a defined area of the concrete before it ...

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Quick Quote

Use our handy Calculator, decide on the type of concrete and other items needed then fill out this Quick Quote Form for an indicative price.

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Compressive Strength of Concrete & Concrete Cubes

The strength of concrete is controlled by the proportioning of cement, coarse and fine aggregates, water, and various admixtures. 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.


Cement Concrete & Aggregates Australia is committed to being the major source of information on cement, concrete and aggregates in Australia. For a complete listing of all retail and free publications please visit and bookmark CCAA website Cement Concrete & Aggregates Australia is a not-for-profit organisation established in

Concrete Batching Plant |25 mpa concrete mix

Correct Ratios for Concrete Mixes - Sans10400-concrete batch plant for saleTo make 1 cubic metre of 25 Mpa concrete you will need to mix 7 bags of cement with 0,70 cubic metres of sand and 0,70 cubic

Concrete Calculator - Estimate Cement, Sand, Gravel Quantity

Example calculation Estimate the quantity of cement, sand and stone aggregate required for 1 cubic meter of 1:2:4 concrete mix. Ans. Materials required are 7 nos. of 50 kg bag of cement, 0.42 m 3 of sand and 0.83 m 3 of stone aggregate.

HY-TEC Concrete and Calculator

A default slump of 100 mm has been adopted by the premix concrete industry to reduce the uncontrolled addition of water on site and make placing and compacting of concrete easier for concreters. 32 MPa, 40 MPa, 50 MPa. Higher strength is commonly used for concrete that will experience greater loads and traffic.

Aggregates for Concrete

Aggregates for Concrete bination of gravels or crushed stone with particles predominantly larger than 5 mm (0.2 in.) and generally between 9.5 mm and 37.5 mm (3⁄ 8 in. and 11⁄ 2 in.). Some natural aggregate deposits, called pit-run gravel, consist of gravel and sand that can be readily used in concrete after minimal processing. Natural ...

Calculate Quantities of Materials for Concrete -Cement, Sand

Thus, for the proportion of mix considered, with one bag of cement of 50 kg, 0.1345 m 3 of concrete can be produced.. We have considered an entrained air of 2%. Thus the actual volume of concrete for 1 cubic meter of compacted concrete construction will be = 1 -0.02 = 0.98 m 3.

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Mat-4 Concrete 3

Mat-4 Concrete POINTS AVAILABLE 3 AIM OF CREDIT To encourage and recognise the reduction in greenhouse gas emissions and resource use associated with the use of concrete. CREDIT CRITERIA Portland cement Up to two points are available where the Portland cement content in all concrete used in the

Try Our Concrete Calculator

The full name and telephone number for the site contact. Whether you have an account or require a COD delivery. If you have an account with BGC CONCRETE, the account name and details will need to be provided, including your purchase order number. COD customers are required to provide credit card details prior to delivery.

Concrete Calculator

Calculate Volume of Square Slab Calculator Use. Calculate volumes for concrete slabs, walls, footers, columns, steps, curbs and gutters. Enter dimensions in US units (inches or feet) or metric units (centimeters or meters) of your concrete structure to get the cubic yards value of the amount of concrete you will need to make this structure.

How To Calculate Cement, Sand, & Aggregate Quantity In 1

Aug 03, 2018 · Dry Volume of Concrete = 1 x 1.54 = 1.54 m3 (For Dry Volume Multiply By 1.54) Now we start calculation for find Cement, Sand and Aggregate quality in 1 cubic meter concrete. CALCULATION FOR CEMENT QUANTITY; Cement= (1/5.5) x 1.54 = 0.28 m 3 ∴ 1 is a part of cement, 5.5 is sum of ratio Density of Cement is 1440/m 3

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How To Calculate Cement Bags In 1 Cubic Meter?

Dec 21, 2016 · How To Calculate Cement Bags In 1 Cubic Meter? Let us consider the nominal mix is 1:2:4 Wastage of cement during handling is considered as 2%.


When making concrete it's important to use the correct concrete mixing ratios to produce a strong, durable concrete mix. To make concrete there are four basic materials you need: portland cement, sand, aggregate (stone), and water. The ratio of aggregate to sand ...

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Concrete calculator readymix

With this Concrete Volume Calculator, just enter the dimensions of the area to be concreted and you will be provided with the cubic metres of ready mixed concrete required for your project. Please enter the dimensions in the white fields below. The calculations will be completed when you leave the last input field.

How to Calculate Quantities of Cement, Sand and Aggregate for Nominal Concrete

A simple yet more accurate method (DLBD method) of calculating cement, sand and aggregate for Nominal Concrete mix M15, M20, M25 and M30 grade Concrete Step-1: Calculate Volume of materials required Density of Cement = 1440 kg/cum (Approx) Volume of

High Strength Cement

1 Part AfriSam High Strength Cement + 2 ½ parts coarse sand and 2 ½ parts stone. Quantities per m 3 of Concrete. To make a mix for 1 cubic metre of Ultra High Strength Concrete you will need 7,7 bags of AfriSam High Strength Cement + 0,63 cubic metres of coarse sand + 0,63 cubic metres of stone. We suggest adding an extra 10% for wastage.