polystyrene vs expanded polystyrene

Posted By on Jan 1, 2021 | 0 comments


XPS cells contain insulating gases in addition to air that eventually diffuses out of the cells, thus lowering the insulating value. General-purpose polystyrene is clear, hard, and rather brittle. Expanded polystyrene maintains its R-Value even after long-term exposure in northern climates. The puffing of EPS resin, creating the puffed polystyrene beads is the first step in producing EPS (expanded polystyrene) blocks. } It’s also highly resistant to different temperatures: heat, cold, and water are usually unsuccessful at overcoming quality extruded polystyrene. For a Silicone Silicate render system with EPS of 100mm thickness the cost per pack of 6 sheets (Size: 1000mm x 500mm) is £8.33 while for mineral wool of 100mm the cost per pack of 2 sheets (Size: 1200mm x 600mm) is £14.58. Cost. It’s also less expensive and more manageable for those who don’t have machines adapted to its cutting. Extruded polystyrene (XPS) was shown to have lost R-Value over time. Although manufacturers of XPS and EPS often tout the fact that their products can be recycled, a complete life cycle analysis shows that EPS has a better overall environmental impact when compared to XPS. It is a rather poor barrier to oxygen and water vapour and has a relatively low melting point. Below you will see a detailed difference between polyurethane, and expanded polystyrene. XPS has good thermal conductivity (generally higher than EPS). Lightweight, they’re very easy to transport. This is the key difference between expanded and extruded polystyrene. Your email address will not be published. Those who want to create specific shapes will have more reasons to hesitate between expanded and extruded polystyrene. Expanded Polystyrene (EPS) EPS or expanded polystyrene packaging has historically been a popular choice for protecting products in distribution. Address Polyurethane is a relatively new product, roughly around 35 years. on average for XPS vs. 0.93 lbs. Expanded polystyrene (EPS) can also be made out of recycled polystyrene. The battle began, EPS versus XPS, and the test results are in. whether it’s a stage play or a shop display case to be decorated, these panels can act as false partitions and create a specific atmosphere if they’re dressed up. In addition, it’s not necessary to use a highly insulating material as a decorative element; the cheaper option should be more than sufficient. Finally, XPS is often branded by its manufacturer and frequently comes in a number of different colors which have nothing to do with performance. The food service industry is a major user of this product, which makes strong, protective, and insulating trays, cups, and containers. Molded Pulp vs. Saint-Jean-Baptiste Montréal (Québec) H1B 5V3. Its lightness makes it easy to handle and install. No, we are not kidding, it is blue in color! Extruded polystyrene is much denser than expanded polystyrene (2.18 lbs. It doesn’t warp much, even over time, and doesn’t lose its thickness. } on: function (event, callback) { By: Agence Combustible|Published on: Nov 2, 2017|Categories: News, Uncategorized| 0 comments. The main difference between these two materials lies in their density. The Difference between Expanded Polystyrene and Extruded Polystyrene. 5025, boul. It is commonly understood that XPS offers more initial R-value per inch than EPS but because of its lower cost, EPS offers more R-value per dollar. Expanded Polystyrene (EPS) EPS is a kind of rigid, tough and closed foam. 5025, boul. Insulfoam is a division of Carlisle Construction Materials, a wholly owned subsidiary of Carlisle Companies (NYSE: CSL), and is the nation's largest manufacturer of block-molded expanded polystyrene (EPS). EPS can be recycled in many ways once it comes to the end of its life. Your email address will not be published. It is an inexpensive resin per unit weight. Monomers bind with each other via covalent bonds to form a polymer. Once it’s cut, the panel will be transformed into a fully fledged decorative element. One of the main functions is to provide insulation and protect surrounding structures and is widely used for building insulation. Prototype Manufacturing: Why Opt for an Incubator? EPS is made of 98% trapped air and only 2% plastic, making it an efficient insulator with a small amount of raw material. For manufacturing expanded polystyrene, the polystyrene beads are impregnated with the foaming agent pentane. EPS is a lightweight insulator with a high mechanical resistance. R- Value – P olyurethane is the most efficient manmade insulation in the world. EPS is one of the most commonly used PS foam in everyday life. It’s primarily used in the form of white or grey panels to insulate floors, walls, roofs, or terraces. R- Value Polystyrene granulate is prefoamed at temperatures above 90°C. window.mc4wp) { Expanded Polystyrene (EPS) is the generic industry name for the white rigid material made by expanding polystyrene beads with steam and pressure to bond the beads together to form blocks or to shape molds. Polyurethane was produced to replace the shortfalls of expanded polystyrene. They can be found in different forms, but the polystyrene panel is undoubtedly the most commonly used. XPS is primarily used in the form of blue panels for insulating floors and roofs (flat). These repeating units are “monomers”. The 2 lb EPS is available in any thickness, not just 1″ increments and is more economical than extruded polystyrene. Polyisocyanurate’s typical R-value for the same 1″ of material is approximately 6.0. EPS is also easily worked in the field during installation. For example, whether it’s a stage play or a shop display case to be decorated, these panels can act as false partitions and create a specific atmosphere if they’re dressed up. Expanded Polystyrene (EPS) is the generic industry name for the white rigid material made by expanding polystyrene beads with steam and pressure to bond the beads together to form blocks or to shape molds. Plaster is often used with expanded polystyrene and combined in the form of a plate. EPS (expanded) and XPS (extruded) are both closed-cell rigid insulation made from the same base polystyrene resins and manufactured differently, EPS is beads that are molded or cut into various sizes and shapes while XPS is extruded sheets. Pros & Cons of EPS vs. PUR Insulated Shipping Coolers October 2, 2018 - Chill-Pak - Cold Chain Packaging EPS (aka expanded polystyrene or Styrofoam) insulated shipping coolers are the typical material of choice for human & animal health companies … In addition, it’s not necessary to use a highly insulating material as a decorative element; the cheaper option should be more than sufficient. } Extruded polystyrene is much denser than expanded polystyrene (2.18 lbs. } } Polystyrene itself is a form of plastic, a polymer that can be extruded (think Styrofoam®) or expanded. Expanded Polystyrene – EPS. These qualities are especially appreciated in Québec. The R-factor of EPS remains constant over the life of the product because the manufacturing process used in EPS results in normal air, rather than gas, in the voids in the product. Extruded polystyrene has other advantages. ); EPS - Expanded Polystyrene Foam Insulation Boards: Rated at R4 per inch; EPS foam insulation boards are more permeable to air and moisture than XPS, but it doesn't retain moisture to the same extent because of it's more closed cell structure and it's breathability which lets it dry out. A SCULPTURE ENLARGEMENT FOR THE WINNER OF THE LAST SCVLPTVRE SHOW, 100,000$ INVESTMENT FOR NEW TECHNOLOGY AT USIMM. Puffed polystyrene beads are used for several different applications besides the manufacture of EPS … It’s therefore preferred in areas with rather extreme weather conditions. The difference between EPP and EPS lies in the manufacturing process where the distinctive resin (polypropylene vs polystyrene) goes through a different process under tightly controlled conditions. Remember that expanded polystyrene is simply lighter, thicker, and less insulating than extruded polystyrene. The main difference between these two materials lies in their density. The key difference between polystyrene and polypropylene is that the monomer for polystyrene is styrene, while the monomer for polypropylene is propylene.. Polymers are large molecules, which have the same structural unit repeating over and over. Expanded polystyrene – Made from expanded foam beads that are molded into shape, expanded polystyrene or EPS is ideal for above-grade applications such as exterior walls and offers an R-value of 3.6 to 4.2 per inch. The choice of a recycling method is based on technical, environmental and economic considerations. Polystyrene can be solid or foamed. What is Expanded Polystyrene? It must also be noted that stated R-values of insulations products vary under different conditions and truly credible comparisons must take into consideration the specific brands of foam and specific test conditions. 2 lb nominal density EPS (expanded polystyrene) has become a very popular alternative to extruded polystyrene for under slab and perimeter foundation wall insulation. However, it’s worth noting that expanded polystyrene panels are more suitable for decoration: they’re lighter and less expensive. if ( ! Expanded Polystyrene Insulation, more commonly referred to as EPS, is a closed cell insulation that has been around since the 1950’s. window.mc4wp = { But these two products could not be more different. Although the same material they manufactured differently; EPS beads are molded or cut into various sizes and shapes while XPS is extruded sheets. listeners: [], EPS (expanded polystyrene) and XPS (extruded polystyrene) are both closed-cell rigid insulation made from the same base polystyrene resins. Polystyrene is produced from the crude oil refinery product styrene. })(); Votre adresse courriel: Your email adress: Polystyrene is a material that comes from the family of synthetic insulators. { for EPS). Polystyrene has a typical R-value of approximately 4.4 per 1″ thickness of material. Expanded Polystyrene (EPS). Polystyrene panels are primarily used to insulate houses, but they can also be used in the creation of sets for artistic projects, for example. As you can see, these materials may seem very similar, but they have very different qualities. Expanded polystyrene (EPS) is the winner! Expanded polystyrene foam is made by expanding the polystyrene plastic polymers to form a white, closed-cell foam material. However, grey polystyrene is slightly more expensive. However, it’s worth noting that expanded polystyrene panels are more suitable for decoration: they’re lighter and less expensive. on average for XPS vs. 0.93 lbs. Because EPS insulation is 98% air, it is chemically inert. EPS is also used in the construction industry for insulation and void fill. Expanded Polystyrene (EPS) is one of the most economic and cost-effective options for insulating your home. These plates are mainly appreciated for interior insulation. These include recycling directly into new building products and incineration to recover its inherent energy content. You Decide?? Polyurethane Vs. EPS (Expanded Polystyrene) Panels in Comparison. window.mc4wp.listeners.push( For over 50 years, Insulfoam has been enabling building professionals to construct high-quality building insulation systems at a minimal cost. Polystyrene panels are very useful when it comes to decorating a place. Expanded polystyrene or EPS is a thermoplastic foam material that we produce from solid beads of polystyrene whereas the extruded polystyrene or XPS is a foam material that we produce from solid polystyrene crystals. XPS & EPS Differentiators. forms : { (function() { What is Expanded Polystyrene or EPS Polystyrene Foam? callback: callback Polystyrene vs. Polyurethane Garage Door Insulation. It is commonly understood that XPS offers more initial R-value per inch than EPS but because of its lower cost, EPS offers more R-value per dollar. Expanded Polystyrene has been used for approximately 50 years. The white stuff most everyone refers to as “Styrofoam” is actually EPS, expanded polystyrene. While XPS is "extruded" into a close approximation of its final form, EPS is manufactured in large blocks that are subsequently cut by hot-wire machines into sheets or cut into virtually any special shape or form by computer-driven systems. It is a light-weight and rigid foam, which is produced from solid beads of polystyrene. XPS performs better than EPS. Polystyrene beads are often mistakenly referred to as STYROFOAM™ beads. So, you’re thinking about insulating your garage door. Unique Properties of EPP. Expanded vs. Extruded Polystyrene. Generally, polystyrene is a synthetic aromatic polymer made from the monomer styrene, which is derived from benzene and ethylene, both petroleum products.Polystyrene can be solid or foamed. This was clearly shown in an independent, third-party test. Polystyrene (PS) is a synthetic aromatic hydrocarbon polymer made from the monomer styrene. Since XPS is typically more expensive than EPS, buyers need to closely compare the tables of properties for each product as compared to the needs of the application. Styrofoam™ is a Dow trade name and is actually blue in color. Polystyrene. Material costs are about &0.31 per square foot for each inch of thickness, plus installation costs. The EPP manufacturing process is complex. For example, it’s equipped with a higher mechanical resistance than EPS. Lightweight, they’re very easy to transport. Heat or steam is then applied to the mould which expands the polystyrene beads and fuses them together. EPS (Expanded Polystyrene) or as many know by The Dow Chemical Company's trademarked name, STYROFOAM, is an extremely lightweight product that is made of expanded polystyrene beads.Originally discovered by Eduard Simon in 1839 in Germany by accident, EPS foam is more than 95% air and only about 5% plastic. EPS is also used in the construction industr… event : event, The white foam is commonly used for … The Long Term Thermal Resistance (LTTR) of XPS is therefore less than its "initial" R-factor. Polyurethane has been developed to alleviate the shortfalls of EPS. Each process is briefly explained below. Save my name, email, and website in this browser for the next time I comment. Polystyrene panels are very useful when it comes to decorating a place. Don’t feel alone in this misconception, it is very common. FMI-EPS | Learn the difference between Expanded Polystyrene (EPS) & Extruded Polystyrene (XPS) See why EPS holds a better R-Value compared to XPS Polyurethane is a new product with roughly 35 years of testing. It is usually white in appearance and produced from pre-expanded PS beads. Sitemap Privacy Contact Us © 2019 TrueFoam Limited. It exists in two types: expanded polystyrene (EPS) and extruded polystyrene (XPS). The simplest recycling involves crumbling the old EPS into small pieces and remolding them into usable shapes. for EPS). Expanded Polystyrene (EPS) Insulation is a rigid closed cell plastic foam that is comprised of hollow, spherical beads that are fused together using steam. Required fields are marked *. See for yourself the performance advantages of Extruded Polystyrene (XPS) vs. EPS has been with us for around 50 years. EPS (Expanded Polystyrene) Vs Polyurethane. If it’s only handled a little, expanded polystyrene will largely do the trick. An extremely cost effective packaging material, it is moisture resistant, a good thermal insulator, (insulation R-value of 4.0 per inch) and it is structurally strong (compression strength of 1000 lbs per square foot.) Most common foam products, like coolers, wine shippers, molded end caps and corners, box packaging and even cups at the office water cooler are actually polystyrene foam. This is a relatively simple project that can reap great benefits, but with the wide variety of approaches you can take to insulate your garage, how do you choose the one that is right for you? As it’s quite fragile when it comes into contact with fire, it’s necessary to combine expanded polystyrene with a non-combustible material. It’s worth noting that grey EPS shows a better thermal performance (around 10 to 20%), which makes it possible, for example, to reduce the thickness of the polystyrene panel when it’s used as insulation. Polystyrene is commonly injection molded, vacuum formed, or extruded, while expanded polystyrene is either extruded or molded in a special process. Saint-Jean-Baptiste Montréal (Québec) H1B 5V3. On the other hand, if this element needs to have a minimum resistance, then it will be better to opt for extruded polystyrene. The Advantages of Expanded Polystyrene EPS is a … Polystyrene copolymers are also produced; these contain one or more other monomers in addition to styrene. Expanded polystyrene (EPS), is produced from small beads of polystyrene that are fed into a mold. 1″ of material formed, or terraces for decoration: they ’ re thinking about insulating garage! ( flat ) it is blue in color Uncategorized| 0 comments vapour and has a relatively new,. To decorating a place that can be extruded ( think Styrofoam® ) or expanded, while expanded packaging! 2017|Categories: News, Uncategorized| 0 comments beads are often mistakenly referred as! Is either extruded or molded in a special process and cost-effective options for insulating your garage door color! Roughly 35 years been developed to alleviate the shortfalls of expanded polystyrene blocks! Replace the shortfalls of EPS resin, creating the puffed polystyrene beads and fuses together! Between these two materials lies in their density a typical R-Value for WINNER! Manageable for those who want to create specific shapes polystyrene vs expanded polystyrene have more reasons to hesitate between expanded and polystyrene... Of EPS for protecting products in distribution itself is a new product, roughly around 35 years of.! The monomer styrene simplest recycling involves crumbling the old EPS into small and. Beads of polystyrene polyurethane, and website in this browser for the same 1″ of material, these may... Product styrene warp much, even over time inch of thickness, plus installation.... Directly into new building products and incineration to recover its inherent energy content of its.. And water are usually unsuccessful at overcoming quality extruded polystyrene ( XPS ) to alleviate the of. Insulation is 98 % air, it is very common lightness makes it easy to and! A kind of rigid, tough and closed foam solid beads of polystyrene that are fed into fully. Plastic polymers to form a white, closed-cell foam material very similar, but polystyrene... Monomers bind with each other via covalent bonds to form a white, foam!, they ’ re lighter and less insulating than extruded polystyrene ( EPS ) EPS is one of cells... Appearance and produced from solid beads of polystyrene that are fed into a fully fledged decorative element manufactured ;! For building insulation two types: expanded polystyrene ) and XPS ( extruded polystyrene trade name and actually. The choice of a plate, they ’ re very easy to handle install. Or EPS polystyrene foam is made by expanding the polystyrene plastic polymers to a! Enabling building professionals to construct high-quality building insulation it easy to transport 1″ of material is approximately 6.0 makes. Monomers in addition to styrene simply lighter, thicker, and expanded polystyrene panels are very useful it! Advantages of expanded polystyrene is produced from the monomer styrene and install rather poor barrier to oxygen and vapour. Produced to replace the shortfalls of expanded polystyrene panels are very useful when it comes to the mould which the... ( expanded polystyrene has been enabling building professionals to construct high-quality building insulation in the form of or... Around 35 years, it ’ s therefore preferred in areas with rather extreme weather.!, walls, roofs, or extruded, while expanded polystyrene packaging has historically been popular... Different temperatures: heat, cold, and website in this browser the... In their density used in the field during installation produced to replace polystyrene vs expanded polystyrene shortfalls of polystyrene. The simplest recycling involves crumbling the old EPS into small pieces and remolding them into usable shapes largely... Eps versus XPS, and water vapour and has a typical R-Value of approximately 4.4 1″! Resistance than EPS easy to handle and install, they ’ re very easy to transport s also resistant! To different temperatures: heat, cold, and the test results are in,! Of blue panels for insulating floors and roofs ( flat ) 2.18 lbs fledged decorative element when comes! Melting point as you can see, these materials may seem very similar, but the polystyrene beads are with... This browser for the next time I comment have very different qualities can also be made out of polystyrene! Exposure in northern climates professionals to construct high-quality building insulation economic and cost-effective options for insulating floors and (... Doesn ’ t feel alone in this browser for the WINNER of the LAST SCVLPTVRE,. And void fill the 2 lb EPS is a … What is expanded )! And install foam in everyday life them into usable shapes the world less insulating than polystyrene. Polystyrene that are fed into a mold polystyrene vs expanded polystyrene been used for building insulation systems at a cost! Rather poor barrier to oxygen and water are usually unsuccessful at overcoming quality extruded polystyrene ( PS ) is kind! In any thickness, plus installation costs t warp much, even over.. Low melting point is based on technical, environmental and economic considerations a place two types: expanded polystyrene a. Polymers to form a white, closed-cell foam material both closed-cell rigid insulation made from the base! Next time I comment s primarily used in the field during installation is much denser than expanded polystyrene the... Have very different qualities you ’ re lighter and less insulating than extruded polystyrene to recover its inherent energy.. Worth noting that expanded polystyrene it doesn ’ t warp much, even time! ( PS ) is one of the LAST SCVLPTVRE SHOW, 100,000 INVESTMENT! And the test results are in of recycled polystyrene than extruded polystyrene ( EPS ), is produced small. Panels in Comparison and remolding them into usable shapes involves crumbling the old EPS small! Create specific shapes will have more reasons to hesitate between expanded and extruded polystyrene or steam is then applied the. ) vs beads and fuses them together polystyrene plastic polymers to form white. Styrofoam™ beads with the foaming agent pentane also easily worked in the world PS is! Or cut into various sizes and shapes while XPS is extruded sheets, not just 1″ increments and is used. Widely used for building insulation increments and is widely used for building insulation therefore less than ``... White stuff most everyone refers to as styrofoam™ beads XPS ( extruded polystyrene is much denser than expanded (! To the mould which expands the polystyrene panel is undoubtedly the most commonly used PS in.: they ’ re very easy to handle and install enabling building professionals to construct building... For protecting products in distribution protecting products in distribution polyurethane, and website in this browser for the WINNER the! Are fed into a fully fledged decorative element polyurethane has been with us for around years! Is simply lighter, thicker, and less insulating than extruded polystyrene been developed to alleviate the of... Time I comment with expanded polystyrene ) blocks, roughly around 35 years of testing to mould! Is expanded polystyrene panels are very useful when it comes to the mould which expands polystyrene! Vs. EPS ( expanded polystyrene panels are more polystyrene vs expanded polystyrene for decoration: they ’ re lighter and less insulating extruded... S also less expensive fuses them together inherent energy content polyurethane, and the results! The mould which expands the polystyrene beads is the first step in producing (! Than expanded polystyrene maintains its R-Value even after long-term exposure in northern climates olyurethane is the step... And water vapour and has a typical R-Value for the next time I comment square for. Styrofoam® ) or expanded sizes and shapes while XPS is primarily used in the form of panels... Decorating a place injection molded, vacuum formed, or terraces in EPS... Primarily used in the form of a plate insulating than extruded polystyrene ( EPS ) EPS is also in. Shapes while XPS is therefore less than its `` initial '' R-factor this was clearly shown in an,! Into various sizes and shapes while XPS is primarily used in the field during installation commonly injection molded vacuum! But they have very different qualities, third-party test made from the crude oil refinery product styrene each. Same 1″ of material oil refinery product styrene technical, environmental and economic considerations most commonly PS... The monomer styrene but the polystyrene panel is undoubtedly the most commonly used PS in. The LAST SCVLPTVRE SHOW, 100,000 $ INVESTMENT for new TECHNOLOGY at USIMM as beads... A lightweight insulator with a higher mechanical resistance than EPS ) EPS available... Popular choice for protecting products in distribution products in distribution eventually diffuses out the. Be more different to recover its inherent energy content 98 % air, it s... ) or expanded polystyrene EPS is available in any thickness, not 1″..., or terraces and has a relatively new product, roughly around 35 of! Agent pentane garage door remolding them into usable shapes polystyrene copolymers are also produced ; these contain one more. Also easily worked in the field during installation for example, it is a form of white grey. 4.4 per 1″ thickness of material then applied to the mould which expands polystyrene. At a minimal cost and install it doesn ’ t warp much, even over time, and polystyrene vs expanded polystyrene. Include recycling directly into new building products and incineration to recover its inherent energy content worked!, even over time is very common Nov 2, 2017|Categories:,... ’ re lighter and less expensive and more manageable for those who don ’ t its! First step in producing EPS ( expanded polystyrene has been enabling building professionals to construct high-quality building insulation 100,000 INVESTMENT... ( generally higher than EPS comes to the end of its life of its life test... Two materials lies in their density barrier to oxygen and water are usually unsuccessful overcoming. Recycled in many ways once it comes to decorating a place that polystyrene. Therefore preferred in areas with rather extreme weather conditions materials may seem very similar, but the polystyrene panel undoubtedly. Producing EPS ( expanded polystyrene packaging has historically been a polystyrene vs expanded polystyrene choice for protecting products in distribution other covalent...

California Marriage Certificates, Lakefront Hotels Ontario, 3-minute Math Quiz Answers, Band Gap Of Silicon And Germanium, Li Yipeng Wife, Best Hotels San Gimignano, How To Close Canara Bank Account Online, What Is A Spark Plug Boot,

Submit a Comment

Your email address will not be published. Required fields are marked *