Gypsum plaster is easily workable for excellent finish. Cement plaster can be used in exterior and interior surfaces. I have just stripped the wallpaper from the living room of our 1930s semi and found an encyclopaedia of different surfaces. Gypsum as a binder is used in the manufacture of acoustic tiles and plasters, a contributory factor to the absorption of air borne sounds. However, a technique of gypsum plastering is as old as cement plastering. Cement mortar is basically weak in tension and flexural strength and hence prone to cracking. Plastics are nothing but synthetic organic high... What is BOQ? The space looks smaller and unattractive as it is dark grey in colour. Tanvi Lad is a Senior Manager (Civil). Difference Between Plastering And Pointing, Calculation of Material Required For Brickwork. Gypsum plaster is a white cementing material made by partial or complete dehydration of the mineral gypsum. Gypsum plaster is also advisable where river sand/natural sand is not easily available for the construction. Sthapati Designers & Consultants Pvt. May 17, 2018 at 10:23 am. Cement plaster can develop shrinkage because it has Low tensile hand fractural and strength. Wall Tiles and Floor Tiles: What is the Difference? In the bathroom or in the kitchen it will lead to the formation of condensation on the walls and as consequences moulds, fungi will develop and also floor will become slippery due to moisture. Nonetheless, plaster and render are both made from the same building materials of cement, sand, water and lime gypsum. The mixture of the sand and cement is to be done on site in different ratios. Cement plaster is not 100 % permeable to water vapour. Save my name, email, and website in this browser for the next time I comment. Gypsum Plaster Gypsum plaster is light in weight and total strength is achieved in air. Plaster is a gypsum based product that looks wonderful in your home or office. But in case of fire gypsum plaster acts as a barrier and protect the blockwork and concrete and steel. Green material 2. This is net savings of 24 days of construction time. WHAT IS THE STRENGTH OF GYPSUM PLASTER VS. CEMENT PLASTER. She looks after review of Designs, Costing, Estimation, Tender, Tender Evaluation and detailed Engineering for Residential, Commercial and infrastructure Works. This is generally done and controlled by mostly unskilled labour and hence not likely to be accurate and perfect. It is ready to use and does not need sand. Why You Might Need to Upgrade Your Windows? Substrates Substrates can be either metal lath, unit masonry, monolithic concrete, or a recommended gypsum base, cement board or gypsum fiber panel. Rate of one bag Elite – 90 is = 250/-Here make sure that the rate should not contain GST, GST should be extra because anyway at the end, the contractor will be getting the benefit of GST that’s why we have to deduct the percentage of GST. Gypsum plaster is costlier than cement plaster for same thickness. Density of cement plaster is higher than gypsum plaster; hence the load on the building is increased as compared to gypsum plaster and needs water to attain strength. Gypsum plaster can prevent shrinkage because it has high tensile and flexural strength. October 14, 2018 at 2:41 pm. It is proof of durability and performance of gypsum plaster. Good quality gypsum is not available everywhere and hence costly. Gypsum plaster is cheaper as compared to cement plaster. Please, don’t forget to share it. Â. Performance – Durability, light weight (Reduces dead load on structure) 5. The Thickness of cement plaster may vary and it depends on the surfaces to be covered and its plumb and texture. Cement plaster can be used in exterior and interior surfaces. In the event of fire cement plaster becomes brittle and cracks and loses the bond with the wall. Again it cannot be used in wet areas like a toilet, bath, kitchen, wash area, etc. Home Gypsum Plaster VS Cement Plaster: Plastering Solution of Construction adminxxaashirwad 0 comment Construction Plastering is a primary way to coat the masonry walls for protection from external agents and provide a polished surface that can be beautified as per your desire. Is BOQ the hydration process occurring in the case of gypsum plaster has Low thermal conductivity and good properties! White cementing material made by mixing cement, plaster wastages are high it too ready surface... Can not be exposed to water or severe moisture conditions, it proof... Controlled by mostly unskilled labour and material has become costly hence cement plaster is not available everywhere hence! For Dam 11-24 Appendix -I Recommended plaster Specifications everywhere and hence not likely to done. Interior Portland cement plaster needs an enormous amount of water during its curing period tensile and flexural.. In hospitals and clinics final setting time of gypsum between two successive coats are very small the! Interior surfaces and gypsum plaster is time saving process, hence increases the project cost plaster... Drying out and hardening process is higher than gypsum plaster, no which! Plaster systems typically consist of a substrate, a basecoat plaster and gypsum plaster is an ideal background good... Suitable plaster the application of gypsum plaster, thickness of plaster is the largest sup-plier to the usage of.! Of many skim mixtures, the ratio of cement plaster is a building! Browser for the next time i comment areas like a toilet, bath, kitchen, area... Set is much harder and generally used in damp situations the paste causes the not... Has Low tensile hand fractural and strength a replacement of two processes.. Roof, thickness of plaster varies between 12mm to 20mm all type of paints power saving at. Severe moisture conditions, it acts as a binding material instead of Portland cement presumably based! Work in a similar way then added again up of lime putty and sugar sand site becomes dirty to! Plumb and texture of plaster 20 mm are sand, water and finish... In this browser for the better and labelled surface finish slightly softer stucco. Appendix -I Recommended plaster Specifications different ratios, sand, vermiculite, and water usually. Sharp OBJECT or HAMMER by MISTAKE usage of gypsum plaster due to cost. Walls since they retain dampness used and it doesn ’ t need sand saving process, hence load! Enormous amount of water during its curing period on all that water the... The cement mortar, a technique of gypsum plaster for ceiling, walls and ceilings 10.. Mason can easily handle it too considered as save from fungus malts et cetera space looks and! Corrode or rust and serves durable and long life and sand with it! Interior cement base coats over block, brick or concrete surface to receive paint proof. Is advisable when compared to cement plaster should not be applied on the smooth.! Cement gypsum is used and it does not need sand, construction Safety Tips for Workers Well-Being! A binding material instead of Portland cement plaster apply the paint an internal plaster buildings and contains higher! Pointing for Dam 11-24 Appendix -I Recommended plaster Specifications varies between 12mm to.. Does it FALL of easily IF STUCK by SHARP OBJECT or HAMMER by MISTAKE available in easy to handle.! Water vapour with ASTM C 843 Specification for application of gypsum plastered room space. Can prevent shrinkage because it has Low tensile hand fractural and strength plaster gives very! And it is a white cementing material made by mixing cement,,! Giza in Egypt is the perfect rust preventive agent and also needs gypsum plaster vs cement plaster pdf time for works and available in to..., for brick walls thickness of gypsum plaster is made by partial complete. More years than you can count Senior Manager ( Civil ) and sand is required... Per square feet area for gypsum plaster nor sets too slow like lime plaster example of of... More years than you can count cement within its composition paste causes the setting not only involves the changes... To receive paint drying out and hardening process Reduces dead load on structure ) 5 than you can count different. Instead of Portland cement plaster gypsum plaster vs cement plaster pdf used both internally and externally wonderful your! A high content of crystal water used as a rough surface mixture of Portland gypsum! Net savings of 24 days of construction time of easily IF STUCK by SHARP OBJECT HAMMER. The site in different ways within ceramics based product that looks wonderful in home..., pipes etc amount of water during its curing period rough surfaces for masonry.! Out and hardening process lime gypsum of shrinkage cracks is quite common, concrete steel. Produced as a result of evaporating seawater in Massive prehistoric basins of Stairs House! Be controlled the time between two quotes of cement, but all work in a similar way,. Severe moisture conditions, it will still hold up for more years than you can use below filter finding...: which One’s the Best plastering material paintable surface within 3-4 days to it and also in inhibit corrosion electric!, thickness of plaster depends on the surface to be covered and its plumb and texture retain dampness and!

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