Apply a final coat and allow it to dry for several hours, and then use the tip of a straight edge to scrape it in random vertical “stripes.”. A pebble dash finish is excellent for exterior walls. Add an outer layer about 12mm thick. Coat it with pebbles and push the pebbles into the plaster using a float. In dentistry, plaster is utilized for making a replica of oral tissues and teeth. Plaster is used to make wax false teeth. The wax is removed afterwards and filled with a mouldable dental base material. The regular acrylic dental replacement base replaces the plaster. Horsehair plaster, also known as lath and plaster, is typically found in older homes and homes of significant historical value.This practice is not commonly used today. In fact, drywall began replacing the process in the 1950s. However, you can still find a lot of homes with horsehair plaster. . Range 0 Degrees to 150 Degrees F, Dry Time 5 hr., Dry Time Recoat Not Specified, Dry Time Tack Free Not Specified, Traffic Hours Not Specified, Application Time Not Specified, Setting Time Not Specified, Functional Cure Not Specified, Adheres To Wood, Plastic Drywall, Gypsum, Brick, Plaster, Application Used to Fill Holes In Gypsum, Drywall .... To start it's a plaster, which means it's applied to a surface, called a substrate. The most common substrate it's applied to is a specially formulated gypsum board base which is similar to drywall. These days most new construction uses drywall. Plaster veneer is ideal for renovating older homes that have existing lath-and-plaster walls.