![]() The admixture shall be thrown wet onto the undercoat while it is still plastic using a strong whipping motion at right angles to the face of the wall. ![]() Mix proportion should be 1 cement: 1 marble chip and the pebbles to be used shall be well washed and drained. The procedure of application shall be the same as for the sand-faced finish. 10 Types of Plastering Finishes With Exterior & Interior Plaster Finishes 16Įxposed aggregate finish plaster shall be 20 mm thick. White and colored marble chips shall be of 6 mm to 12 mm size shall be used which obtained from crushing hard marble stones. The first coat is known as a scratch coat the second one is a finer coat of brown coat and the third is known as a white coat or finishing coat. It is usually placed in three coats which make the entire thickness of the plaster roughly 25mm. This plaster can be applied to inside as well as outside surfaces. Stucco plaster finish belongs to a type of plaster that provides a superior finish. Stucco Plaster Finish 10 Types of Plastering Finishes With Exterior & Interior Plaster Finishes 15 This finish possesses all the advantages of the rough finish. In this finish, ornamental finish or textured surfaces are produced by working with various tools on the freshly applied final coat. Textured Plaster FinishĪ textured plaster finish can be typically found on boundary walls or part of a feature wall to create a textured interior décor installation.Ī textured plaster finish is created by making use of stucco plastering, finished with a rough surface but often smoothed over to create repetitive patterns.įor a textured finish mix of sand, cement, lime, and water is used blended with various additives such as fibers and synthetics acrylics, and even coloring pigments. This plaster finish is less liable to crack than the plain finish. In the process of scrapping, the surface skin of the mortar is removed to expose the aggregate and the texture obtained depends upon the grading aggregates used in the final coat. The scrapping is done after the setting of the final coat has taken place. In this plaster finish, the final layer is usually 6 to 12 mm thick of which about 3 mm is removed in the scrapping process. Various types of scrapped finishes can be obtained by using different types of tools in different manners. It is a plaster in which the final coat, after being leveled and allowed to stiffen for a few hours, is scrapped with a steel straight edge old saw blade or other such tools to remove the surface skin. In many homes to create a good blend of smooth and rough surfaces, a scrapped plaster finish is created. ![]() The pebbledash plaster finish is mostly used for covering exterior walls and providing an aesthetic appearance to the structure. This finish of plaster possesses all the advantages of the roughcast finish and is recommended in similar conditions. The pebbles may be tightly tapped into the mortar with a wooden float or with the flat of the trowel. The pebbles used for dashing should be well-washed and thrown wet onto the final coat. The mortar for the final coat is usually made by mixing cement and coarse sand in the mix proportion of 1:3 and is placed in about 1 mm thickness. It is a Plaster Finish in which small pebbles or crushed stones of suitable size (generally varying from 10 to 20 mm) are thrown onto a freshly applied final coat of mortar and left exposed.
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