(All calculations are rounded up to the next highest whole bag). You can use this concrete calculator to help you determine the number of bags of QUIKRETE® Concrete Mix, Mortar Mix, or Fast-Setting Concrete you will need for the following projects. Standard mortar requires a 1:3 cement to sand mix, which amounts to 1 yd 3 of sand for every seven bags of cement. It all depends on the strength of the cement, and cement with a strength of 32.0 and above will produce more blocks. Since a bag of cement makes 35 blocks, you will need 100 bags to come up with 3500 blocks Well, from this post on How to Calculate Materials Required to Mold 3500 Blocks , we have been able to show the steps to calculate the volume of sand required to make 35 6 inch solid blocks which we accomplished by first calculating the volume of each block. Total Volume of Mortar Required for Laying 1m² of Block = 0.0159 + 0.0101 = 0.026m³. The density of cement is about 3120kg/m3. "Cement" is not concrete, but can be used to make concrete by mixing with sand, stone and water. For 9 inch wall, 350 bricks are utilized in 1 cement bag. 1 bag of a good cement can lay approximately 70 to 80 blocks Other cement below the strength of 32.0 will lay between 45 and 50 blocks… Divide the number of blocks being installed by 33.3 to calculate how many bags are needed. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, How many hollow blocks can be made in 1 bag of cement, quarry, aggregate, and different kinds of minerals. Example: One and half bag, Enter 1.5 Round off answer to next even higher figures. Mathematically and from Experience, A mortar made from one 50kg bag of cement can be used to bond an average of 48 number of 9inch blocks and 60 number of 6 inches blocks Total number of cement required = Number of blocks/number of blocks to be bonded by one bag = 732/48 = 16 bags of cement Although the dry process is the most modern and popular way to manufacture cement, some kilns in the United States use a wet process. Cement is so fine that 1 pound of cement contains 150 billion grains. by coded777 : 10:46pm On Sep 08 , 2011 O.K, will check to c Approximately 1050 bricks are utilized in 3 cement bags. By your calculation, 29 bags of cement is required to build 150m² wall. You can also purchase pre-mixed bags of mortar, which generally yield around 12 blocks per 80-pound bag. Working With Concrete Tips Hand Mixing Only use clean water, sand and gravel. This calculator is intended for approximate guidance. 2 cement bags are utilized in 500 bricks (for 4” wall) 10 x 10 wall = 100 ft wall. Therefore the volume of mortar required to lay one square metre of 9 inches block (with hole) can be taken as 0.026m 3 for all practical purposes.. let us assume that we have 100m 2 of wall, and we want to estimate the quantity of cement and sand for mortar needed to lay the blocks. It means 1 bag of cement can build 51 block which to Me its ok! Aim for a mix of 1 part cement, 2-1/4 part sand and 3 parts aggregate. Approximately 1000 bricksare utilized in 10 x 10 ft wall (9 inch wall). 33 blocks per bag of cement, so about 100 from 3 bags Re: Builders: How Many Blocks Is Recommended Per Bag Of Cement ? Enter number of bags of Portland cement or fraction of bag. The cement is now ready for transport to ready-mix concrete companies to be used in a variety of construction projects. Now dividing 1500 by 29 the answer is 51 block. based on our research. It’s true because in 150m² we have 1500 blocks, since the area of one block is 0.10m². How many hollow blocks can be made in 1 bag of cement Products.