how many bags of cement need for 20cum concrete

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how many bags of cement need for 20cum concrete

Metric calculator for concrete - cement, sand, gravel etc

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.

Calculator - AfriSam

Using the table below, you would need to buy at least eight 80 lb. bags and one 40 lb. bag (yielding a total of 5.1 cubic feet) of concrete to allow enough for extra. Pre-Mix Bag Concrete Yield The following table shows the approximate yield of mixed concrete for common bag …

How to Calculate the Total Bags of Cement and Tones of ...

Both of these concrete calculators make an allowance for the fact that material losses volume after being mixed to make concrete. Calculator are provided for a general mix and a paving mix, the different ratio of materials are: General mix - 1:5 cement:all-in ballast or 1:2½:3½ cement…

How Many Bags of Concrete do I Need - Housesumo

Pre-Mix Concrete Bag Calculator Calculated at 133.3 lb per ft³ - Allow extra for waste Cubic Feet - 100# Bags 80# Bags 75# Bags 60# Bags 50# Bags 40# Bags 25# Bags 20# Bags 10# Bags @ $ per bag

Everything You Need To Know About Portable Cement Mixers ...

But cement is sold in bags. So, we need to convert the volume of cement into bags. The volume of a 50-kilo bag of cement is 1.25 cubic feet. So, the bag of cement is, =25.40 ÷ 1.25 =20.32 bags Say, 21 bags…

Calculate Bags of Pre-Mix Concrete - Round + Square ...

The calculator will indicate the number of 50 lb. bags you will need to coat all sides of your wall with QUIKWALL ® Surface Bonding Cement. (All yields are approximate and do not allow for uneven application thickness, waste, etc.)

How to Calculate Cement, Sand and Aggregate required for 1 ...

Density of concrete = 2400 kg/cum. So, 1 bag of cement produces = 400/2400 = 0.167 cum. No. of bags required for 01 cum of concrete = 1/0.167 = 5.98 bags ~ 6 bags. From above, if the concrete mix is 1:2:4, to get a cubic meter of concrete we require. 1.Cement = 6 bags …

How to Calculate The Quantity of Cement And Sand in Mortar ...

Density of concrete = 2400 kg/cum. So, 1 bag of cement produces = 400/2400 = 0.167 cum. No. of bags required for 01 cum of concrete = 1/0.167 = 5.98 bags ~ 6 bags. From above, if the concrete mix is 1:2:4, to get a cubic meter of concrete we require. 1.Cement = 6 bags …

Concrete Calculator - how much concrete do you need in ...

34 bags of 80 lb concrete mix you need 10.00 * 8.00 * 0.25 = 20.00 cubic feet of concrete an 80 lb bag of concrete mix is .6 cubic feet you need 20.00 / .6 = 33.33 -> 34 bags of 80 lb concrete mix how many bags do I need …

Cement Calculator - Everything About Concrete

Jun 24, 2020· How many bags will you need? On a standard bag of concrete, you will find the cubic feet the bag will fill. This is the bag's "yield," and this number will act as the proper coverage for your home project. The yield of most concrete mix is roughly 0.15 cubic feet for every 20 pounds of mix.

Concrete Calculator — Volume, Weight, and Bags of Concrete

Aug 07, 2004· Faler says many factors — including job scope, location, staff size and deadline — should be weighed when choosing between a portable mixer and ready-mix delivery. "For instance, it is counterproductive for two contractors to use a portable concrete mixer when they need …

Concrete Calculator for Deck Footings | Decks

Essentially you are solving for volume and then converting to cubic yards. For concrete, the formula for volume is as follows: length x width x thickness. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield. Use the following yields per each bag size: 40 pound bag yields .011 cubic yards

Calculate Bags of Concrete Mix - Round + Square Footing ...

Considering a concrete mix proportion (by volume) 1:2:4:: cement: fine aggregate : Coarse Aggregate. Cement required = 01 bag = 36 liters (36 cc) = 50 kg. For batching ease, the farma/measuring box, dimensions should be selected to match volume of a cement bag i.e. 36 liter or 36 cc (cubic centimeter), as the cement is added per bag

Concrete Calculator - how much concrete do you need in ...

Concrete Calculator is a quick and easy way to calculate the volume, weight, and number of bags of concrete you need per project. Perfect for slabs, walls, columns, tubes, curbs, and stairs just to name a few. We love to stir-fry and mix things up here with all sorts of internet businesses. Contact us.

how many bags of 25 kg cement do I need for 1,5 m3 of ...

Each 94-pound bag of Portland cement, when used in the recommended 1:2:3 volumetric ratio, will generate approximately 4 cubic feet of mixed concrete. For an area of 19 feet by 6 feet at 4" thick, you will need 38 cubic feet of concrete, or 10 94-pound bags of cement…

Concrete Calculator - How Much Concrete Do I Need? - The ...

Input length, width and depth of the area. Click the button to calculate the volume of concrete and man-hours (not including mixing) needed for this job. This calculator is to be used as an estimating tool ONLY.

How Much Do I Need? - QUIKRETE: Cement and Concrete Products

Free online concrete calculator for your construction projects. Calculate the required weight and volume of readymix concrete you need for your wall, column, steps, slabs, footings, and others. Easy to use calculator for how much concrete you need in cubic feet, cubic yards, cubic meters, tons, tonnes, as well as bags of concrete …

How Many Bricks in One Bag of Cement | Calculation of ...

Feb 26, 2018· 11. How Many Cubic Meters Does a Bag of Cement Make? How Many Cubic Meters Does a Bag of Cement Make? Concrete, Plaster & Mortar Mixes For Builders – AfriSam; 12. How Many 80 Pound Bags of Concrete Does it Take to Make a Yard? How many 80 lb bags of concrete do I need for 1 yard? Convert-Me – Online Units Conversion; 13.

Concrete Slabs Calculator - Lowe's

Free online concrete calculator for your construction projects. Calculate the required weight and volume of readymix concrete you need for your wall, column, steps, slabs, footings, and others. Easy to use calculator for how much concrete you need in cubic feet, cubic yards, cubic meters, tons, tonnes, as well as bags of concrete …

How to Calculate Cement, Sand and Aggregate required for 1 ...

It should be noted that cement, is one of the 4 items that makes up concrete. Concrete is a mixture of cement, aggregate, sand and water. Square or Rectangle Concrete Slab: Notes: Pre-mix concrete comes in bags that are 60 lbs. and 80 lbs. A 60 lb. bag provides 0.45 cubic feet of cured concrete. A 80 lb. bag …

Concrete Slabs Calculator - Lowe's

We also offer a hassle-free drymixed plaster, PLASTERPRO in a 25kg bag = 1m 2 plaster coverage at 15mm thick. Only available in Gauteng. Enquire on 0860 141 141 Please note: Wastage of 5% to be …

How many 50 lb bags of cement do you need to lay a new ...

Most people call concrete "cement" when in fact cement is just one ingredient along with sand, aggregate and water that is used to make concrete. If you're mixing the concrete by hand and you need to calculate the amount of Pre-Mixed concrete bags needed to do your project, this calculator will also figure the amount of bags you need.