Types of Plaster of Paris
Plaster of Paris is primarily of three types, that are widely used,
- Gypsum Plaster – Gypsum plaster, also referred to as Plaster of Paris, is made by heating gypsum to a temperature of 300 °F. Additionally, Anhydrite is produced when gypsum is heated over 392 °F. Dry gypsum plaster powder or Anhydrite transforms into gypsum when combined with water. By adding water, Plaster of Paris hardens very quickly.
- Cement Plaster – Cement plaster is a compound made of suitable plaster, Portland cement, sand, and water. The interiors and exteriors are plastered with cement to provide a smooth surface. Over the cement plaster, a final coat of gypsum plaster is frequently applied.
- Lime Plaster – Lime Plaster is a compound made of sand, calcium hydroxide, and various inert fillers. Quick lime is created by heating limestone, while slaked lime is created by mixing water into the quick lime. Wet putty or white powder are two common names for it.
- Clay Plaster – Clay Plaster is simply the mixture of sand, water and clay along with the addition of plant fibers for more strength. This plaster had been in great use since ancient times for making the interiors of houses.
- Heat Resistant Plaster – This kind of plaster is mostly used as a building material for coating walls, ceilings, chimneys, etc. An example of heat-resistant plaster is Portland cement.
Plaster of Paris
Plaster of Paris is a well-known chemical compound that is widely used in sculpting materials and gauze bandages. While we have seen numerous applications of this substance in our daily lives, Plaster of Paris is a white powdered chemical compound that is hydrated calcium sulphate that is typically produced by calcining gypsum. In other words, Plaster of Paris is often produced using heated gypsum at a high temperature.
Table of Content
- What is Plaster of Paris?
- Plaster of Paris Formula
- How To Make Plaster of Paris?
- Types of Plaster of Paris
- Properties of Plaster of Paris
- Uses of Plaster of Paris
- Difference Between Gypsum and Plaster of Paris
- Plaster of Paris: Advantages and Disadvantages
Contact Us