The thickness of plaster is between = 12 mm to 15 mm. .hide-if-no-js { or as directed by the Engineer. The ratio of cement and sand for plastering is given below. These shall be latest issue. Create an amusing smoothness in 'Plastering' with some tips and enjoy dazzling surfaces. P.W. Thus, it is important to follow the proper ratio mix for a good construction practice. PLASTERING WORK (For Building & Area Development Work) 1.0 INDIAN STANDARDS: 1.1 Work shall be carried out to Indian Standards and Code of Practices. Recommended thickness of 'Cement Plaster', Raw Materials and Scaffolding for ‘Plastering’. Plastering is not only used to make the surface smoother, but a good ratio will make sure that building is strong enough and protected against harsh weather and moisture. Similarly when your choice is screed mix, then 1 part cement and 3 to 5 part concreting sand is good enough. Save my name, email, an Always use measuring box for measuring the quantity of sand and cement at the site. List given hereunder is not to be considered as conclusive and is for reference and guidance only. Cracks at the junctions of Brick Walls and RCC slabs. For Roof plaster mainly ratio we use = 1: 4 (1 part of cement and 4 part of sand). For wall plastering, the ratio of Cement : Sand = 1 : 6. Now a days it comes ready made, otherwise it can also be made at the site. • It is also used for repair works. Whereas if you plan to use mortar mix for walls, then the ideal. Points should be remembered while calculating the quantity of cement, sand for plastering work. 10 MM thick cement plaster is … Recommended Cement Mortar ratio for Plastering: Mix Ratio of Mortar : General Usage Recommended : 1:3: Very rich mortar mix. Calculators » Construction » Plastering. The most common proportion for Cement Plasters is ( 1:3). The thickness should not be more than 15mm and always use good quality of cement. Keep all the mortar joints of wall rough, so as to give a good bonding to hold plaster. The water content varies from 17% to 35%. i.e. Do 'Plastering' only when you know proper time schedule to avoid cracks in future. The water content required for plastering work depends on the workability required. 20 MM thick cement mortar in 1:3 with two coats is recommended in case of vertical Damp Proof Course (DPC). Always use Good quality of cement (Different grades of cement) as well as good quality sand. Cement:Sand = 1:5, 1 part of cement and 5 parts of sand in a mortar). Plastering accessories such as plaster stops shall be used where plastering terminates and is not covered by other finish at wall, ceiling, door, window frame junctions and to all wall openings and corners. You have entered an incorrect email address! The strength can be increased upto 2.0 N/mm2 by decreasing one portion of sand. }. Ensure you are using good quality of cement & Sand (In silt content test, we have discussed how bad sand quality affects the work) M.Boopathi - https://wa.me/917010559505 Er. Our online tools will provide quick answers to your calculation and conversion needs. Wall Plaster Calculator. Calculate Cement and Sand for Plastering. However, the ratio of sand can be increased to as much as 8 like ( 1:8 ) depending upon the nature of construction. Since the construction industry is an unorganized sector, there are no rules and regulations defined to control the way people work. The ratios mentioned in plastering are volumetric ratios of Cement & Sand (Ex. The most common mortar mix ratio for wall plastering is 1:6, here 1 part is cement and 6 part is sand in a workable amount of water. 6mm thickness of plastering of 1:3 or 1:4 Ratio is recommended for cement plastering of RCC surfaces. Whether you deserve unique skills for 'Plastering' or you need to know them. 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