Another benefit is the use as binder to be mixed with metallic flakes, color quartz, and as a base coat for color flakes. We will take a look at some of the differentiating factors between the two so you can decide what product suits your floor best. The opposite is true for urethane-type sealers (and for enamel and oil based paints). A. Polyurethane’s surface may not be as hard or thick as epoxy. All rights reserved The most common type is aliphatic polyurethanes as they are anywhere from 55-75% solids and dry 1-4 mils thick depending on application process. These coatings are used for exterior steel surfaces for long term protection. However, in general, epoxy paint is not used on wood but rather on metals. They have a long pot life, great adhesion, and good chemical resistance. Acrylic Polyurethanes are usually made with an aliphatic compound which provides the long term stability needed in an Acrylic Polyurethane. Usually these epoxies are economical and are used a primer and finish coat. PAINTS - URETHANES - POLYURETHANES - EPOXIES - POLYASPARTICS EXPLAINED. They can also be used as an intermediate coat and top coat due to their durability and impact resistance. These epoxies are designed by having the curing agent with a small amount of epoxy resin. One of downsides of epoxies is that will eventually chalk and fade. It is ideal as an anti-graffiti coating and has outstanding chemical and abrasion resistance. Phenalkamines are usually lower viscosity than some of the other epoxies, which makes it a great choice for line stripping in facilities. (PC-517, PC-555, PC-590, PC-1500, PC-1875), – Water Based Epoxies: Water Based Epoxies are great choices in less demanding areas. Most novolacs are designed to handle 98% sulfuric acid and 37% HCL for splash & spillage. However, polyaspartic aliphatic polyurethane is different. You see examples of powder coating on a vast range of everyday appliances and household fixtures, such as stoves, refrigerators, laundry machines, tables and lamp vases. March 27, 2018 PU systems also benefit from their increased wear, abrasion and impact resistance properties. Quick drying and easy to apply: Polyurethane paint is fast curing, meaning less downtime and associated losses.Like an epoxy it is easy to apply, but polyurethane has faster return-to-service times than epoxy. This is where Polyurethanes comes in to play, which we will discuss later. They have a short pot life – generally 20-40 minutes and they usually can’t be recoated until 6+ hours. They offer chemical resistance and waterproofing. Choosing Epoxies and Urethanes with Products – PDF. Here’s Some Questions a Representative Should Ask. The different types of products will give you varying benefits. These coatings can normally handle higher dry service temperatures than epoxies and two component urethanes. These epoxies are designed by having the curing agent with a small amount of epoxy resin. Our goal is to give those interested in learning the fundamentals of the chemistry the knowledge to empower themselves to mak… This includes resistance to petroleum products and solvents, such as methylene chloride, which is the primary ingredient in paint stripper. Is this possible? It may be necessary to thin the paint (with the correct solvent) in order to increase the working time. Epoxy paint is very slick. Epoxy vs. Polyurethane vs. Resin vs. Urethane Cement Flooring. Another advantage of polyurethane over epoxy is that it is U.V. This means that it won’t yellow like epoxy does when exposed to small amounts of sunlight over a period of time. A polymer is a macromolecule that contains a large number of small repeating units . Contact us today at info@gulfcoastpaint.com or 251-964-7911 for assistance on your upcoming coating project. Indeed, cost is always an important consideration when choosing finishing systems for products. One of the most popular high solids epoxies is Amine Adduct Epoxies. (PC-270). If we have done PU flooring, do we need to add 1 few layers of PU coating on top of the PU flooring? Some common applications for include control rooms, locker rooms, break rooms and concrete flooring for light traffic. Epoxy resins may be reacted (cross-linked) either with themselves through catalytic homopolymerisation, or with a wide range of co-reactants including polyfunctional amines, acids (and acid anhydrides), phenols, alcohols and thiols. The term urethane and polyurethane has been thrown around a lot in the industry and used by sales & marketing professionals to present their product in the best light. Polyurethane floors are therefore preferred • In spaces with foot traffic • In multideck car-parks since the elastic layer can act as a waterproofing layer • In freezing chambers where temperatures can reach -30oC 2. Polyurethanes are also thermosetting polymers that are usually used as topcoating products on floors. COATINGS - ENAMEL PAINT . Most high solids epoxies provide excellent protection against acids and alkalis. They generally have very good chemical resistance which allows the higher performing epoxies to be used for tank linings, containment areas, and for general protection against chemicals. ABSOLUTE BEST SOURCE for epoxy information, options, USA made products, 24/7/365 help, and support (EMAIL 603 435 7199)There is a lot of confusion when it comes to understanding the different paints and coating. Bond Polychem, Ahmedabad, Gujarat. Is there any benefit or disadvantage to do PU coating on to of PU flooring? Epoxy v. Polyurethane: Which Coating is better? Minimum Order Quantity: 100 Kilogram. Owners at Industrial Facilities often come to us wondering what type of coating system (epoxy vs polyurethante) is needed to protect their assets. They’re not as high performing as the high solids and 100% solids epoxies but they offer a great solution in areas where there’s no aggressive chemicals. Epoxy and Polyurethane coatings exemplify superior long term qualities such as chemical and acid resistance, ease of maintenance, and aesthetic appeal. It is oil soluble to turpentine or mineral spirits are needed for cleanup. When you expose both epoxy and polyurethane to small quantities of sunlight over some time, epoxy is likely to become yellowish unlike polyurethane which is likely to retain its original tint. This means there little to no VOCs in the epoxy as this will give you the strongest coating when applied. Our paint vender is telling us that even though the paint can states Enamel, that after we add the hardener, it becomes Epoxy. Epoxy should be used as the base coating (to bond to concrete) and the polyurethane can be used as a topcoat (flexible, scratch resistant, UV stable). EPOXY RESIN - LPU - MCU - POLYURETHANE . When used as a topcoat over epoxy, they protect the underlying epoxy from yellowing over time. Comments will be approved before showing up. Epoxy Coatings: The Pros An epoxy floor coating is a two-part system that results in an extremely hard and durable surface. Standard paint just won't adhere to it. Choosing the right coating for your industrial assets is important. They’re not as high performing as the high solids and 100% solids epoxies but they offer a great solution in areas where there’s no aggressive chemicals. Whether it is protecting steel or concrete surfaces exposed to chemicals or concrete that needs a coating or damaged concrete that needs to be repaired, we are often asked to come up with a solution to protect their facility. One of the most popular high solids epoxies is Amine Adduct Epoxies. They generally have very good chemical resistance which allows the higher performing epoxies to be used for tank linings, containment areas, and for general protection against chemicals. (PC-240), – Phenalkamines: Phenalkamine cured epoxies are excellent for low temperature / cold weather applications. They have a long pot life, great adhesion, and good chemical resistance. Here are some different types of epoxies and urethanes that can be used in your facility: Epoxy Coatings:  Epoxies have excellent adhesion to many substrates. Getting a New Concrete Floor Coating? Most H.S. These coatings are used for exterior steel surfaces for long term protection. Unfortunately, it is this same impressive durability that makes it difficult to paint over epoxy … (PC-636), – Polyester Epoxies: Polyester epoxies are a very unique, two component non-yellowing epoxy coating. Polyurethane is another resin for floor coating concrete and steel. In the comparison between polyurethane and a premium latex paint, the latex paint is less likely to chip. It will dry thick provide an abrasion resistant surface. Floor Coating Sealers: How to know the difference between them all. ( PC-1703, PC-1000, PC-1801, PC-1803, PC-1850, CL-696), High Solids Epoxies:  Most high solids epoxies provide excellent protection against acids and alkalis. Epoxy is an excellent adhesive to use for concrete surfaces. Most polyurethanes also have high VOC level and will have quite an odor when applied. ". Some people interchange the terms epoxy coatings and epoxy paints, but the two are quite different. epoxies have “fast cure” and “low temperature cure” hardeners that allow for a high level of productivity in the warmer months and the ability to cure down to cooler temperatures in the colder months. They’re great choices for internal tank linings, secondary containment, pump pads, trenches, and other high exposure areas. Sign up to get the latest on sales, new releases and more …, © 2021 Epoxy Central. Depending on the product, polyurethanes can have better chemical resistance and provide better abrasion and impact resistance than the epoxies. This will be especially true if applying in hot, dry or windy conditions. What is the differance between Epoxy paint and Enamel paint? (MCU-100, MCU-101, MCU-104), – Acrylic Polyurethanes: Acrylic Polyurethanes are known for their excellent gloss and color retention, UV resistance, and provides a tough and durable finish. Water and chemical resistance: Resistance to water, steam, moisture, and most chemicals means that PU coating is a waterproof barrier, preventing corrosion of the substrate. (, Phenalkamine cured epoxies are excellent for low temperature / cold weather applications. With so many different options available, it can be difficult to decide what is best for your facility. These epoxies can generally be used on steel, concrete, and galvanized steel. Epoxy Benefits. CONCLUSION: Selecting epoxies and polyurethanes require careful selection. Rs 350 / Kilogram Get Best Price. One concern with polyurethanes is their sensitivity to humidity and moisture. Q. These coatings are usually sold as finish and are usually applied at 2-3 mils DFT. Polyester Polyurethanes are a true C.R.U. I thought Epoxy paint was totaly different. When applying you will typically mix one part A and one part B together (mix ratios will differ from product to product) to tart the the hardening process. Five Key Parts of Our Superior Epoxy Kits, The Most Common Misconceptions About Epoxy Coatings, 5 Reasons Why You Should Epoxy Your Basement Floor. (, Based Epoxies are great choices in less demanding areas. They provide a hard, high gloss tile-like finish that has outstanding wash and scrubbability. If you are questioning what product you think suits your flooring needs please reach out to us and we can help guide you to making the best choice for your floor. Once dry its completely waterproof and will not leave marks on furniture from a glass. Reaction of polyepoxides with themselves or with polyfunctional hardeners forms a thermosetting polymer, often with favorable mechanical properties and high thermal and chemical resistance. When looking for flooring for your business, there are many options out there. Polyurethanes do not bond well to concrete and do not exemplify the self leveling properties that epoxies do when applied to on these surfaces. (Chemical Resistant Urethane), which makes it a great choice for aircraft hangars, service bay floors and other high traffic areas due to its resistance to a wide range of chemicals including salt, oil, gas, grease, skydrol, caustic, and most acids that you may come in contact with your floor. These monomers combine with each other to form a … Epoxy vs Polyurethane. Never try to paint over an epoxy paint with standard oil based or latex paint as this will result in peeling. Website by Dreamedia. Epoxy Central sells both epoxies and polyurethanes as well as epoxy and polyurethane coating kit. Polyamide Epoxies are one of the older epoxy technologies that are still used today. Most MCU’s are aromatic, which basically means they can change color over a period of time. Epoxy vs. Enamel . When it comes to weighting up the benefits of polyurethane vs epoxy floor coating, as the famous taco ad says – “why not both”? One great benefit is that these epoxies are usually low VOC and have little to no odor. Recommended as finish coat for concrete floors in high traffic areas and exterior structural steel surfaces. Aliphatic polyurethane's are extremely flexible and allow for good impact resistant. As paint. Epoxy creates a hard protective coating that bonds to concrete or steel. As a rule of thumb, it is best to apply these coatings between 10 AM – 4 PM, which is when the humidity is generally at its lowest point of the day. Here’s some of the different types of Epoxy Coatings: These epoxies generally have very little or no. Epoxies can be used in a variety of applications from home garages and basements to airplane hangers and commercial grade food processing plants. What are the Best Industrial Coatings for Structural Steel? They usually do not hold up as well against chemicals and some of the solvent based & 100% solids epoxies. (CT-332, CT-352). :  Epoxies have excellent adhesion to many substrates. In fact, the lifespan of the PU system is roughly double that of the epoxy, clocking an impressive ten-year’s compared to the epoxy’s five. Recommended as finish coat for concrete floors in high traffic areas and exterior structural steel surfaces. I use polyurethanes for hardwood flooring. These coatings can normally handle higher dry service temperatures than epoxies and two component urethanes. Once mix properly you can apply to your floor and wait for the epoxy to bond to the concrete and cure. (Chemical Resistant Urethane), which makes it a great choice for aircraft hangars, service bay floors and other high traffic areas due to its resistance to a wide range of chemicals including salt, oil, gas, grease, skydrol, caustic, and most acids that you may come in contact with your floor. Re: 2 Part vs. 1 Part Polyurethane Paint? They’re known for being “surface tolerant” which is why so many epoxy primers are specified. With both epoxy and polyurethane floor coating offering a number of benefits, you may be able to combine them to get the best of both worlds. Polyurethane also has a clear advantage over epoxy when it comes to UV stability. Epoxy should be used as the base coating (to bond to concrete) and the polyurethane can be used as a topcoat (flexible, scratch resistant, UV stable). Polyester Polyurethanes are a true C.R.U. It can be overwhelming at first. In the application point of view, the main difference between epoxy and polyurethane is that the epoxy resins can resist moderate temperatures while the polyurethanes can withstand high temperatures. 2. The reason is because latex is resilient and can flex when subject to blunt forces. Acrylic Polyurethanes are usually made with an aliphatic compound which provides the long term stability needed in an Acrylic Polyurethane. when it comes to hardness epoxies are much stronger but polyurethane are more scratch resistance. The right choice can add longer service to your assets and prevent you from having early failures. Some common applications for include control rooms, locker rooms, break rooms and concrete flooring for light traffic. At its core epoxy is, "a class of reactive prepolymers and polymers which contain epoxide groups. $50/gallon is relatively cheap for paint considering the cost of some of the alternatives out there. Though they exhibit much thinner cured-film thickness, polyurethanes offer a number of unique advantages over epoxies. or 251-964-7911 for assistance on your upcoming coating project. These coatings are fast setting, and can be recoated the same day which is beneficial for owners and contractors. These co-reactants are often referred to as hardeners or curatives, and the cross-linking reaction is commonly referred to as curing. If you want to upgrade your garage floor, or some other concrete surface using epoxy, it is important to understand what differentiates the two.This allows you to make the right decision for your desired aesthetic. Powder coating achieves a thicker and more consistent finish than you usually get with spray paint. They are also UV stable meaning when sunlight is exposed on it they will not yellow over time like some epoxies. @siwarak If you are referring to Polyurethane as “PU” these layers can be built on top of one another. It protects the paint from peeling and is easy to clean. Weve had so many questions about urethane vs polyurethane we decided it was time to share a little on the subject from the polymer chemistry and the historical marketing side of the automotive aftermarket industry. epoxies have “fast cure” and “low temperature cure” hardeners that allow for a high level of productivity in the warmer months and the ability to cure down to cooler temperatures in the colder months. If you are questioning what product you think suits your flooring needs please reach out to us and we can help guide you to … They can also be used as an intermediate coat and top coat due to their durability and impact resistance. 1. This all depends on the floor application and what the desired end result. Polyurethane Coatings. The strongest and least odor producing epoxies are 100% solids. Operational Differences 10. If an uncured PU floor is attacked by water or condensation you may get this catastrophic results (like in the picture below). 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