Roof Plastering Ratio

To calculate the cement and sand for 100 m 2 plastering area in 1 6 ratio and 12 mm thickness.

Roof plastering ratio.

Plastering work ratio calculation. Always use measuring box for measuring the quantity of sand and cement at the site. Always use good quality of cement different grades of cement as well as good quality sand. 100 m 2 x 0 012m 1 2 m 3.

Required volume of cement 1 4 x 1 55 void ratio x mortar volume 1 4 x 1 55 x 10 0 015 0 058 cum or 1 67 bags required sand volume 3 4 x 1 55 void ratio x mortar volume 3 4 x 1 55 x 10 0 015 0 174 m 3. 4 1 part of cement and 4 part of sand. We have detailed the calculation in our plastering work calculation post. For a better understanding we are going to do this calculation for 100 sq m area.

Area width x height 10 x 10 100m 2. Ratio of cement and sand for plastering the ratio of cement and sand for plastering is given below. Or as directed by the engineer. The ratio of secondary coat of plastering cement sand 1 3 with the thickness of 8mm.

Recommended plastering cement sand ratio are 1 3 for repair 1 4 for external wall ceiling roof concrete plastering 1 5 internal brick wall plastering have no fine sand 1 6 for internal brick wall plastering whick have fine sand general used in civil engineering building construction. Plastering thickness 12 mm 12 1000 0 012m. For roof plaster mainly ratio we use 1. Ratio of first coat of plastering cement sand 1 5 with the thickness of 12mm.