You have many options for concrete floor coverings. These materials are used to protect concrete floors and prevent corrosion of steel reinforcement. See Corrosion Resistant in Reinforced Concrete Structures. Floor coatings are also possible in many cases.
You can decorate floors by brightening and defining specific areas in the facility
- Traffic isles
- Route traffic
- Stain concrete?
This article will discuss the most common concrete floor protective coats. It will also give an overview of their benefits, drawbacks, and typical uses.
Epoxy Floor Coatings
Epoxy floor coating systems consist of two elements: an epoxy glue and a Polyamine Hardener. The two components are combined before application. The resin and hardener react chemically to create cross-linking between the elements as it cures. The chemical reaction results in a hardened, rigid coating material made of plastic that bonds well with most base layers.
Epoxy floor coatings are well-known for their hardness and durability, as well as impact resistance. Epoxy coatings are ideal for heavy-duty applications like warehouses, logistic centers, and other areas subject to heavy forklift traffic. Epoxy coatings are also resistant to chemicals such as bleach, oils, and greases. They are popular in garages within the automotive industry because of their chemical resistance.
Epoxy floor coatings have a difficult application process. The process of preparing the surface can be time-consuming. Epoxy flooring should not be applied to damaged, contaminated, or unprepared surfaces. The floor must not contain any grease, oils, or solvents in order to ensure its durability. Concrete must be cleaned up from any damage and ground to expose its pores. Learn more about this procedure in Six Ways to Measure Surface Profiles For Concrete Surface Preparation. This material also takes seven days to cure, so epoxy floors take a longer time to turn over than other coatings.
Polyurethane Floor Coatings
Polyurethanes are Polymers that are linked to a chemical compound family known as carbamates. Polyurethane, by nature, is a thermosetting polyester. It does not melt when heated. Polyurethane coatings can look visually similar to epoxy floors to the untrained eye. They have distinct properties that make them suitable for certain applications.
Polyurethane floor coatings are more flexible and elastic than epoxy coatings. Polyurethane floor coatings are better suited to areas that have moderate to heavy pedestrian traffic. Polyurethane floors with higher elasticity are more resistant to abrasion because they absorb impact loads better and are less likely to scratch. Polyurethane’s flexibility and elasticity make them suitable for environments that have low freezing temperatures.
Polyurethane floor coatings are ideal for many applications.
Another advantage of polyurethane flooring coatings is their quick curing. This material can be applied to floors within a day. Epoxy coatings, on the other hand, take at least seven days for them to cure before being ready to use.
Polyurethane has many benefits, but they also have some drawbacks. First, polyurethane floors can be very sensitive to moisture. Bubbles can form on the floor when moisture is present. This can cause unsightly blemishes. High-humidity areas are not recommended for polyurethane floor coatings. They are also difficult to work with due to their limited pot life and low moisture sensitivity. Polyurethane coatings require skilled and trained personnel to apply and handle them properly.
Polyaspartic Floor Coatings
Polyaspartic refers to a subset of Polyurea. You can find more information on polyurea coatings in the article Industry Adoption of Polyurea Coating Systems. Polyaspartic, like polyurea floor coatings, is a 2-part system. This means that the resin must be combined with a catalyst in order to speed up the curing and hardening. Although polyaspartic floor coatings were initially flawed, modern coating technology has made them a more versatile option to epoxy and polyurethane.
Polyaspartic’s versatility allows it to be used both as a flooring system and as a topcoat. Polyaspartic floor coatings can accomplish in one coat what traditional epoxy or polyurethane would require two coats. Polyaspartics are able to significantly reduce the time required for application, labor, and material costs.
Polyaspartic floor coatings have another advantage: they can be customized. Polyaspartic esters are able to be controlled for drying times and pot life. This allows assets to be returned to service quickly and reduces the lag time. Some coating formulas dry in hours and can be returned to service the next day.
They can be used in many applications because they have the same properties as their polyurethane counterparts. These areas include areas that receive medium to high foot traffic, such as malls, shopping centers, and airports.
Polyaspartic floor coatings need to be prepared in the same way as epoxies. Poorly prepared surfaces can lead to various types of floor coating failure. Polyaspartic coatings containing 100% solids have a low VOC (HTM0_) emission rate, but most polyaspartics use solvent-based. These solvent-based coatings are dangerous to inhale. Therefore, it is important to have skilled labor and the appropriate equipment for respiratory protection during application.
Acrylic Floor Coatings
Most acrylic floor coverings contain more than one monomer, such as ethyl acrylate, methacrylate, or butyl acrylate. These components are usually processed in a solvent, typically water. These floor coatings are a compromise between cost and performance.
Acrylic floor coatings may not be as long-lasting as epoxy and polyurethane. Acrylic floor coatings may require more frequent buffing or recoating than other types. While acrylic floor coatings are relatively affordable at the beginning, they can be more expensive over time. However, their long-term maintenance costs are typically higher than other coatings.
Acrylic floor coatings do not suit decorative concrete surfaces, areas that are less likely to be abrased or subject to chemical spills. However, certain acrylic formulations can provide superior performance, including enhanced UV protection and slip resistance.
Acrylic floor coatings are not as durable as other types, but they can be dried in as little as one hour. This allows for a reduction in labor costs and faster turnaround times. In the unlikely event that the coating is damaged in operation, it can easily be buffed.
Concrete floor coatings in nz have unique benefits and properties that can be used in many applications. Concrete floor coatings can be used for a variety of purposes.