### how to calculate 1:2:4 ratio concrete cement, sand, metal and

Answer / adishankar (quantity surve. DETAILS: cement = 1, sand = 2 metal = 4 so wat is the ratio we want mixing (1:2:4)=1+2+4=7 7 is mixing propotion volume of wet cement conceret is 1.54 to 1.57

Learn More### how to calculate 1:2:4 ratio concrete cement, sand, metal

now come to the ratio of concrete which is 1:2:4 so sum of the ratio will be 1+2+4=7 calculating separately each material: Cement: 1/7x154 = 22 cubic feet where 1 bag of cement measured 1.25 cubic feet approx therefore 22/1.25 = 17.6 bags of cement. 1 bag

Learn More### 1 2 4 Concrete Mix Wholesale, 4 Concrete Suppliers

Alibaba.com offers 1,724 1 2 4 concrete mix products. About 44% of these are concrete batching plant, 15% are concrete mixers, and 1% are concrete admixtures & mortar admixtures. A wide variety of 1 2 4 concrete mix options are available to you, such as e

Learn More### What grade of concrete will result in a mix of 3 2 1 - Answers

May 16, 2009 · A lean mix of concrete is a weak mix (ie. Gen 1 or C10 for example). As for how waterproof a lean mix is compaired to a shotcrete mix, it would depent on what mix of shotcrete is used.

Learn More### Effect of Hand Mixing on the Compressive strength of Concrete

In Nigeria like all developing countries, hand mixing which involves turning over the mixture of the concrete materials from one end of the mixing tray or platform to the other is a popular method. The compressive strength of concrete depends so much on t

Learn More### What is meant by ratio in mixture of 1:2:4 in concrete

Concrete is a mixture of cement and sand and aggregate. The ratio is the volumes of each component. 1:2:4 is therefore the concrete resulting when 1 metre cubed of cement is mixed with 2 metres cubed of sand is mixed with 4 metres cubed of aggrega...

Learn More### How to Calculate Cement, Sand and Aggregate required for 1

For calculation, We consider a nominal concrete mix proportion of 1:2:4 (~M20). Step-1: Calculate Weights of materials required. To arrive at different quantities of concrete ingredients, the Dry loose bulk density of materials plays important role as the

Learn More### 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

Learn More### How to Calculate Quantities of Cement, Sand and Aggregate for

In the step 3 of “How To Calculate Quantities Of Cement, Sand And Aggregate For Nominal Concrete Mix (1:2:4)” you have calculated that: 01 cum of concrete will require Cement required = 1/0.167 = 5.98 Bags ~ 6 Bags Sand required = 115/0.167 = 688 Kgs or 1

Learn More### How To Calculate Quantities Of Materials For Concrete

Jan 26, 2017 · Formula, Sand = (Volume of dry concrete/a+b+c) × b = (1.54/a+b+c) × b = (1.54/1+2+4) × 2 = 0.44 cum. Calculation For Aggregates: Formula, Stone Chips = (Volume of dry concrete/a+b+c) × c

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