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Plastering materials vary depending on the type of plaster being used and the specific requirements of the project. Here are some types of plastering materials: Lime: Used in lime plaster, which is often used for historical restoration projects. Lime provides a breathable finish and is environmentally friendly. Gypsum: The primary ingredient in gypsum plaster, commonly used for interior walls and ceilings. Sets relatively quickly and can be finished to a smooth surface. Cement: Used in cement plaster or stucco for both interior and exterior applications. Provides a durable and strong finish. Sand: Mixed with lime, gypsum, or cement to add bulk and texture to plaster. Different grades of sand may be used depending on the desired finish. Fibers: Added to plaster mixtures for reinforcement and to reduce cracking. Common fibers include glass fibers, synthetic fibers, and natural fibers like straw. Aggregates: Various aggregates, such as perlite, vermiculite, or marble dust, may be added for texture and specific performance characteristics. Additives: Various additives can be included to improve specific properties of the plaster, such as setting time, workability, or water resistance. Examples include accelerators, retarders, and water repellents. Bonding Agents: Used to improve the adhesion of plaster to substrates. Bonding agents help prevent the plaster from delaminating or separating from the surface. Metal Lath or Mesh: Provides structural support for the plaster. Metal lath or mesh is often attached to the substrate before applying the plaster. Pre-mixed Plaster Compounds: Ready-to-use plaster mixtures that only require the addition of water. These can be convenient for smaller projects or repairs. Finish Coats: Depending on the desired finish, various materials can be used for the final coats, such as lime wash, paint, or specialized plaster finishes. Fire-Resistant Additives: In areas where fire resistance is a concern, additives may be included to enhance the plaster's fire-resistant properties. Setting Compounds: Materials that accelerate or retard the setting time of plaster. Useful for controlling the application time and drying characteristics. It's essential to choose the right plastering materials based on the specific needs of the project, such as the type of substrate, environmental conditions, and the desired finish. The proportions and combinations of these materials can be adjusted to achieve the desired performance and aesthetic characteristics.