12 MM CEMENT PLASTER CALCULATOR

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Plaster Area Calculation

${\mathrm{PlasterArea\; =}}^{}{\mathrm{Length}}^{}{\times }^{}{\mathrm{Width}}^{}$

${\mathrm{Plaster\; Area\; =}}^{}{\mathrm{10}}^{}\times {\mathrm{10}}^{}$

${\mathrm{Plaster\; Area\; =}}^{}{\mathrm{100.00}}^{}{\mathrm{m2}}^{}$

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Material Calculation

Volume of Mortar = Area of Plaster x Thickness of Plaster

Note – Add 20% to fill up Joint and Cover the Surface

$\mathrm{Volume\; of\; Mortar\; =}\mathrm{1.20}+\left(1.20\times 0.20\right)$

${\mathrm{Volume\; of\; Mortar\; =}}^{}{\mathrm{1.44}}^{}{\mathrm{m2}}^{}$

Volume of Mortar of 12 mm thick Cement Plaster (For 100 m2 Surface)  = 1.44 m2

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(A) For 12mm Cement Plaster (1:6)

${\mathrm{Volume\; of\; Mortar\; =}}^{}{\mathrm{1.44}}^{}{\mathrm{m2}}^{}$

$\mathrm{Dry\; Volume\; of\; Mortar\; =}\mathrm{1.44}+\left(1.44\times 0.25\right)$

Note – Increases by 25% of the Total Dry Volume
${\mathrm{Dry\; Volume\; of\; Mortar\; =}}^{}{\mathrm{1.80}}^{}{\mathrm{m2}}^{}$         ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 1.80/100 = 0.018 m² Dry Volume of Mortar Needed

Dry Volume of Mortar  of 12 mm thick Cement Plaster (For 1 m2 Surface)  = 0.018 m2

Step 1: Amount of Cement Required

 

   

 

   

Cement Required = 0.00257 m³

$\mathrm{No.\; of\; Cement\; Bag\; Require\; =}\mathrm{0.074}\mathrm{Bags}$

$\mathrm{Require\; Cement\; in\; Kg\; =}3.6\mathrm{kg\; (0.0036\; tonne)}$

 

Step 2: Quantity of Coarse Sand Required

   

 

   

Coarse Sand Required = 0.01542 m³

$\mathrm{Require\; Coarse\; Sand\; in\; Kg\; =}23.87\mathrm{kg\; (0.0238\; tonne)}$

Note: By considering dry density of sand = 1550 kg/m³

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(B) For 12mm Cement Plaster (1:5)

${\mathrm{Volume\; of\; Mortar\; =}}^{}{\mathrm{1.44}}^{}{\mathrm{m2}}^{}$

For Cement Mortar (1:5)

$\mathrm{Dry\; Volume\; of\; Mortar\; =}\mathrm{1.44}+\left(1.44\times 0.284\right)$

Note – Increases by 28.4% of the Total Dry Volume Cement Mortar (1:5) According to BCD Analysis Rates 2114 Cement Mortar (1:5) Corse Sand = 1.07 m3 Cement Required = 0.214 m3 (1.07/5) Then Total Volume = 1.07+0.214 = 1.284 m3

${\mathrm{Dry\; Volume\; of\; Mortar\; =}}^{}{\mathrm{1.8489}}^{}{\mathrm{m2}}^{}$         ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 1.8489/100 = 0.018489 m² Dry Volume of Mortar Needed

Step 1: Amount of Cement Required

 

   

 

   

Cement Required = 0.00308 m³

$\mathrm{No.\; of\; Cement\; Bag\; Require\; =}\mathrm{0.0887}\mathrm{Bags}$

$\mathrm{Require\; Cement\; in\; Kg\; =}4.46\mathrm{kg\; (0.00446\; tonne)}$

 

Step 2: Quantity of Coarse Sand Required

   

 

   

Coarse Sand Required = 0.01541 m³

$\mathrm{Require\; Coarse\; Sand\; in\; Kg\; =}23.87\mathrm{kg\; (0.0238\; tonne)}$

Note: By considering dry density of sand = 1550 kg/m³

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(C) For 12mm Cement Plaster (1:4)

${\mathrm{Volume\; of\; Mortar\; =}}^{}{\mathrm{1.44}}^{}{\mathrm{m2}}^{}$

For Cement Mortar (1:4)

$\mathrm{Dry\; Volume\; of\; Mortar\; =}\mathrm{1.44}+\left(1.44\times 0.34\right)$

Note – Increases by 34% of the Total Dry Volume Cement Mortar (1:4) According to BCD Analysis Rates 2114 Cement Mortar (1:4) Corse Sand = 1.07 m3 Cement Required = 0.2675 m3 (1.07/4) Then Total Volume = 1.07+0.2675 = 1.3375 m3

${\mathrm{Dry\; Volume\; of\; Mortar\; =}}^{}{\mathrm{1.9296}}^{}{\mathrm{m2}}^{}$         ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 1.9296/100 = 0.019296 m² Dry Volume of Mortar Needed

Step 1: Amount of Cement Required

 

   

 

   

Cement Required = 0.003859 m³

$\mathrm{No.\; of\; Cement\; Bag\; Require\; =}\mathrm{0.1112}\mathrm{Bags}$

$\mathrm{Require\; Cement\; in\; Kg\; =}5.56\mathrm{kg\; (0.00556\; tonne)}$

 

Step 2: Quantity of Coarse Sand Required

   

 

   

Coarse Sand Required = 0.01541 m³

$\mathrm{Require\; Coarse\; Sand\; in\; Kg\; =}23.87\mathrm{kg\; (0.0238\; tonne)}$

Note: By considering dry density of sand = 1550 kg/m³

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(D) For 12mm Cement Plaster (1:3)

${\mathrm{Volume\; of\; Mortar\; =}}^{}{\mathrm{1.44}}^{}{\mathrm{m2}}^{}$

For Cement Mortar (1:3)

$\mathrm{Dry\; Volume\; of\; Mortar\; =}\mathrm{1.44}+\left(1.44\times 0.427\right)$

Note – Increases by 42.7% of the Total Dry Volume Cement Mortar (1:4) According to BCD Analysis Rates 2114 Cement Mortar (1:3) Corse Sand = 1.07 m3 Cement Required = 0.357 m3 (1.07/3) Then Total Volume = 1.07+0.357 = 1.427 m3

${\mathrm{Dry\; Volume\; of\; Mortar\; =}}^{}{\mathrm{2.055}}^{}{\mathrm{m2}}^{}$         ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 2.055/100 = 0.02055 m² Dry Volume of Mortar Needed

Step 1: Amount of Cement Required

 

   

 

   

Cement Required = 0.00514 m³

$\mathrm{No.\; of\; Cement\; Bag\; Require\; =}\mathrm{0.1468}\mathrm{Bags}$

$\mathrm{Require\; Cement\; in\; Kg\; =}7.34\mathrm{kg\; (0.00734\; tonne)}$

 

Step 2: Quantity of Coarse Sand Required

   

 

   

Coarse Sand Required = 0.01541 m³

$\mathrm{Require\; Coarse\; Sand\; in\; Kg\; =}23.87\mathrm{kg\; (0.0238\; tonne)}$

Note: By considering dry density of sand = 1550 kg/m³

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(E) For 12mm Cement Plaster (1:3) with a Floating Coat of Neat Cement

${\mathrm{For\; 12\; mm\; Cement\; Plaster\; (1:3)\; of\; 1\; m2\; Plaster\; Area}}^{}$

Cement Required = 0.00514 m³

Coarse Sand Required = 0.01541 m³

For Floating Coat of Neat Cement  2kg/m²  Cement Will Be Added

Step 1: Amount of Cement Required

Cement = 0.00514+0.0014 = 0.00654 m³

$\mathrm{No.\; of\; Cement\; Bag\; Require\; =}\mathrm{0.1885}\mathrm{Bags}$

$\mathrm{Require\; Cement\; in\; Kg\; =}9.42\mathrm{kg\; (0.00942\; tonne)}$

Step 2: Quantity of Coarse Sand Required

Same As Above

Coarse Sand Required = 0.01541 m³

$\mathrm{Require\; Coarse\; Sand\; in\; Kg\; =}23.87\mathrm{kg\; (0.0238\; tonne)}$

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(F) For 12mm Cement Plaster (1:4) with a Floating Coat of Neat Cement

${\mathrm{For\; 12\; mm\; Cement\; Plaster\; (1:4)\; of\; 1\; m2\; Plaster\; Area}}^{}$

Cement Required = 0.003859 m³

Coarse Sand Required = 0.01541 m³

For Floating Coat of Neat Cement  2kg/m²  Cement Will Be Added

Step 1: Amount of Cement Required

Cement = 0.003859+0.0014 = 0.00526 m³

$\mathrm{No.\; of\; Cement\; Bag\; Require\; =}\mathrm{0.1516}\mathrm{Bags}$

$\mathrm{Require\; Cement\; in\; Kg\; =}7.57\mathrm{kg\; (0.00757\; tonne)}$

Step 2: Quantity of Coarse Sand Required

Same As Above

Coarse Sand Required = 0.01541 m³

$\mathrm{Require\; Coarse\; Sand\; in\; Kg\; =}23.87\mathrm{kg\; (0.0238\; tonne)}$