20 MM CEMENT PLASTER CALCULATOR

Plaster Area Calculation

$PlasterArea = Length \times Width$

$Plaster Area = 10 \times 10$

$Plaster Area = 100.00 m^{2}$

Material Calculation

Volume of Mortar = Area of Plaster x Thickness of Plaster

$Volume Of Mortar = 100.00 \times 0.012$

$Volume Of Mortar = 1.20 m^{3}$

Note – Add 12% to fill up Joint and Cover the Surface

$Volume Of Mortar = 1.20 + (1.20 \times 0.3)$

$Volume Of Mortar = 1.56 m^{3}$

$Dry Volume Of Mortar = 1.95 m^{3}$ Surface) = 2.24 $Dry Volume Of Mortar = 1.95 m^{3}$

(A) For 20mm Cement Plaster (1:6)

$Volume Of Mortar = 1.56 m^{3}$

$Dry Volume Of Mortar = 1.56 + (1.56 \times 0.25)$

Note – Increases by 25% of the Total Dry Volume
$Dry Volume Of Mortar = 1.95 m^{3}$ ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 2.80/100 = 0.028 m³ Dry Volume of Mortar Needed

$Dry Volume Of Mortar = 1.95 m^{3}$ Surface) = 0.0215 $Dry Volume Of Mortar = 1.95 m^{3}$

Step 1: Amount of Cement Required

$\begin{equation*} Cement=\frac{\text{Dry Volume X Cement Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Cement=\frac{\text{0.028 X 1}}{7} \end{equation*}$

Cement Required = 0.004 m³

$No. of Cement Bag Require = 13.93 Bags$

$Require Cement in Kg = 696.43 kg.$

Step 2: Quantity of Coarse Sand Required

$\begin{equation*} Coarse Sand=\frac{\text{Dry Volume X Sand Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Coarse Sand=\frac{\text{0.028 X 6}}{7} \end{equation*}$

Coarse Sand Required = 0.024 m³

$Require Cement in Kg = 696.43 kg.$

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

(B) For 20mm Cement Plaster (1:5)

$Volume Of Mortar = 1.56 m^{3}$

For Cement Mortar (1:5)

$Dry Volume Of Mortar = 1.56 + (1.56 \times 0.25)$

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

$Dry Volume Of Mortar = 1.95 m^{3}$ ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 2.876/100 = 0.02876 m³ Dry Volume of Mortar Needed

Step 1: Amount of Cement Required

$\begin{equation*} Cement=\frac{\text{Dry Volume X Cement Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Cement=\frac{\text{0.02876 X 1}}{6} \end{equation*}$

Cement Required = 0.004794 m³

$No. of Cement Bag Require = 13.93 Bags$

$Require Cement in Kg = 696.43 kg.$

Step 2: Quantity of Coarse Sand Required

$\begin{equation*} Coarse Sand=\frac{\text{Dry Volume X Sand Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Coarse Sand=\frac{\text{0.02876 X 5}}{6} \end{equation*}$

Coarse Sand Required = 0.0024 m³

$Require Cement in Kg = 696.43 kg.$

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

(C) For 20mm Cement Plaster (1:4)

$Volume Of Mortar = 1.56 m^{3}$

For Cement Mortar (1:4)

$Dry Volume Of Mortar = 1.56 + (1.56 \times 0.25)$

Note – Increases by 34% of the Total Dry Volume Cement Mortar (1:4)

According to BCD Analysis Rates 2113 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

$Dry Volume Of Mortar = 1.95 m^{3}$ ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 3.0016/100 = 0.03 m³ Dry Volume of Mortar Needed

Step 1: Amount of Cement Required

$\begin{equation*} Cement=\frac{\text{Dry Volume X Cement Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Cement=\frac{\text{0.03 X 1}}{5} \end{equation*}$

Cement Required = 0.006 m³

$No. of Cement Bag Require = 13.93 Bags$

$Require Cement in Kg = 696.43 kg.$

Step 2: Quantity of Coarse Sand Required

$\begin{equation*} Coarse Sand=\frac{\text{Dry Volume X Sand Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Coarse Sand=\frac{\text{0.03 X 4}}{5} \end{equation*}$

Coarse Sand Required = 0.024 m³

$Require Cement in Kg = 696.43 kg.$

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

(D) For 20mm Cement Plaster (1:3)

$Volume Of Mortar = 1.56 m^{3}$

For Cement Mortar (1:3)

$Dry Volume Of Mortar = 1.56 + (1.56 \times 0.25)$

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

$Dry Volume Of Mortar = 1.95 m^{3}$ ————(For 100 m² Plaster Area)

For 1 m² Plaster Area = 3.196/100 = 0.03196 m² Dry Volume of Mortar Needed

Step 1: Amount of Cement Required

$\begin{equation*} Cement=\frac{\text{Dry Volume X Cement Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Cement=\frac{\text{0.03196 X 1}}{4} \end{equation*}$

Cement Required = 0.00799 m³

$No. of Cement Bag Require = 13.93 Bags$

$Require Cement in Kg = 696.43 kg.$

Step 2: Quantity of Coarse Sand Required

$\begin{equation*} Coarse Sand=\frac{\text{Dry Volume X Sand Ratio}}{\text{Sum of Ratio}} \end{equation*}$

$\begin{equation*} Coarse Sand=\frac{\text{0.03196 X 3}}{4} \end{equation*}$

Coarse Sand Required = 0.024 m³

$Require Cement in Kg = 696.43 kg.$

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

20 MM CEMENT PLASTER CALCULATOR