The Bright Side of Terrazzo Flooring
Venetian mosaic or terrazzo is an artificial flooring component used to create floors, walkways and patios among others. The installation work is likened to the tasks of a cement mason; a solid, smooth foundation made of concrete is built a few inches deep then an inch of sandy concrete layer is added then the workers usually place metal strips that serve as dividers to separate colors or joints and lastly, a pulverized mixture of marble chip usually with color, is incorporated into pre-placed panels. Different colors are added into the wet mixture then a light roller is rolled over the surface of the entire area.
Fine set terrazzo with a polymer base was introduced in the 1970s and as years passed, epoxy terrazzo came into the picture, many terrazzo flooring contractors nowadays use this type for indoor projects. Due to the development of technology in the industry as well as the increase in possible sources, aggregates like abalone, mother of pearl and recycled combinations like glass or porcelain are available as choices and custom made designs are also possible to do for those who want unique flooring. In the dry state of a terrazzo, a grinder is used then cleaning, polishing and then sealing is done resulting in a glossy finish.
In the United States of America, some of the more approved types of terrazzo are as follows:
- Sand Cushion
In finding a contractor for terrazzo flooring in the Southeastern United States, it is always best to consider reputable and experienced companies that you can trust. When oblivious or undecided on the type of terrazzo project you want for your new home or about to be constructed establishment, you may research then visit places with terrazzo flooring to give you an idea of the workmanship you expect from a builder. As another option in finding the perfect terrazzo contractor, you may try visiting websites of terrazzo associations to view their recommended contractors as well.
One American non-profit organization based in Texas, the National Terrazzo and Mosaic Association, Inc., created a nationwide standard for all types of terrazzo systems and imparts full specifications about the craft to professionals in the terrazzo field, for free. Association members follow strict efficiency criteria and constantly undergo various seminars to keep updated with the latest trends and information in the industry of terrazzo making.
Terrazzo is a cement based finish using granules or marble chippings. It is used on wet rooms or high traffic areas. It consists of colored marble chippings. This is laid on wood floated surfaces. Colored cements are also be used to give the desired finish or texture. The cement based finish is ground with a machine to give a smooth surface. Strip are used to divide the surfaces into bays. The bays can be patterned to the different shapes and sizes.
When laying terrazzo, the floor concrete is first prepared to receive it. The concrete is hacked and a floor screed laid. Once the floor screed is dry, UPVC or aluminum strips with the desired color are laid. The floor screed is wood floated to give adequate bonding with the chippings. The strips are bedded onto the screed using cement grouting. The thickness of the chippings finish is about ten millimeters from the cement screed level.
Once the strips that are embedded into the screed are set, the laying of terrazzo finish commences. The marble chips are first mixed without the bonding cement. If it is black and white chips to be used, the mix is fifty percent back and white respectively. The pozzolana cement is then added to the mix. After this water is added to make a good consistence. It is spread into the bays using a steel trowel. This troweled level with the strips.
The terrazzo marble chips are sufficiently steel troweled until a perfect level surface is achieved. The mixture of cement and marble is left to harden for seven days. A grounding machine is then used with water to smooth and grind the formed surface https://www.newbrandgietvloeren.nl/. This is ground until it is even and smooth. Filling of the pores if any is done using a cement slurry then it is ground again. The surface is cleaned with water using a soft brush and allowed to dry