Terrazo
In the 1970s,polymer-based terrazzo was introduced and is called thin-set terrazzo. Initially polyester and vinyl ester resins were used as the binder resin. Today, most of the terrazzo installed is epoxy terrazzo.The advantages of this material over cementitious terrazzo include wider selection of colors, 1/4 inch to 3/8 inch installation thickness, lighter weight, faster installation, impermeable finish,higher strength, and less susceptibility to cracking. The disadvantage of epoxy resin based terrazzo is that it can only be used internally not externally. Epoxy based terrazzo will lose its color andslightly peel when used externally, whereas cement based terrazzo will not. In addition to marble aggregate blends, other aggregates have been used such as mother of pearl and abalone shell. Recycledaggregates include: glass, porcelain, concrete and metal. Shapes and medallions can be fabricated on site by bending divider strips or off site by water-jet cutting.
When the terrazzo is thoroughly...
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