what is expanded polystyrene

German / Deutsch: Styropor®. Its strength, durability and lightweight nature makes it a versatile and popular building product. EPS is generally white and made of pre-expanded polystyrene beads. For over 50 years, Insulfoam has been enabling building professionals to construct high-quality building insulation systems at a minimal cost. Expanded polystyrene (EPS) refers to a rigid, tough and lightweight thermoplastic product. 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). Expanded Polystyrene (EPS) is a rigid cellular plastic, which is found in a multitude of shapes and applications. Introduction Expanded Polystyrene, or EPS, […] Expanded vs. Extruded Polystyrene. EPS is also used in the construction industry for insulation and void fill. Expanded polystyrene, or EPS geofoam, is a cost-efficient insulation material used in the construction industry. Polystyrene, a hard, stiff, brilliantly transparent synthetic resin produced by the polymerization of styrene. once it is exposed to steam it will expand up to 40 times its original size making it … Building and Construction EPS is used widely in the building and construction industry. It is widely employed in the food-service industry as rigid trays and containers, disposable eating utensils, and foamed cups, plates, and bowls. Expanded Polystyrene (EPS): Production, Price, Market and its Properties. Jan 16, 2017 - Explore Geofoam International's board "Expanded Polystyrene" on Pinterest. Expanded polystyrene (EPS) is a rigid cellular plastic, commonly used for fish boxes, packaging for electrical consumer goods and for building insulation. XPS & EPS Differentiators. Expanded polystyrene (EPS) is a crushable foam, widely used in helmet liners (and other energy management applications like automobile bumpers). EPS is a rigid, closed cell, thermoplastic foam material. Polystyrene is also copolymerized, or It is produced from solid beads of polystyrene. EPS is ideal for the packaging and construction industries due to its light weight, strong and excellent thermal insulation properties. EPS has a compressive strength between 10-60 psi for most construction applications. Learn more. STYRO Expanded polystyrene “EPS” is a rigid cellular plastic foam comes from petroleum. Expanded Polystyrene is an effective insulator because it's packed full of tiny air pockets. Expandable polystyrene (EPS) is produced in a suspension process by adding a blowing agent, usually pentane, which causes resin to foam during moulding. It is a lightweight, rigid, plastic foam insulating material produced from solid beads of polystyrene. Expanded Polystyrene (EPS) EPS. Expanded polystyrene is a type of cladding that is combustible and increases the likelihood of fire spreading more quickly. See more ideas about Polystyrene, Expand, Construction applications. 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. Polystyrene blocks use expanded foam beads to form a solid material that is lightweight, easily cut and has enough strength to be used as concrete forms. The behaviour and performance of a building insulation material in relation to potential fire hazards depend firstly on the chemical and nature of the material, but also on … The EPS beads are expanded and finally molded into larger EPS blocks which are further used for walls, roofs, floors, crawl spaces.. Expanded polystyrene has been used widely in the building industry in … It is commonly used as insulation. Polystyrene also is made into a foam material, called expanded polystyrene (EPS) or extruded polystyrene (XPS), which is valued for its insulating and cushioning properties. Insulation Technology, Inc. manufactures EPS (Expanded Polystyrene) Insulation in many shapes and sizes for a broad range of insulating applications. It is extremely lightweight, but strong and durable. The two step process passes the blowing agent though the polystyrene beads during, or after, polymerisation. EPS is a closed cell, light-weight, resilient, foamed plastic composed of hydrogen and carbon atoms. However, EPS is also used in the construction industry as an insulating material and can be made in different densities and even with thermal enhancing graphite to provide a cost effective insulation material. EPS is a closed cell foam, meaning every cell is closed off to the other cells that surround it. EPS is also used in the construction industry for insulation and void fill. It is this design that makes expanded polystyrene insulation less effective. Expansion is achieved by virtue of small amounts of gas contained within the polystyrene bead. Expanded Polystyrene (EPS) has become known for its role in smaller combustible cladding fires over the last 20 years due to its very flammable composition. It is unique in that it is a closed cell, rigid, polymeric material that is about 95% air. EPS is an inert material that does not rot and provides no nutritional benefits to vermin therefore does not attract pests such as rats or termites. expanded polystyrene – eps EPS foam is perhaps the most common in everyday life: this white foam can be seen in cups for hot beverages, refrigerators, insulation, packaging, etc. It may shrink, melt or ignite when exposed to elevated temperatures. Because its cells are not interconnected, heat cannot travel through EPF easily, so it is a great insulator. Expanded polystyrene (EPS) is often associated with poor quality packaging that comes wrapped around new consumer goods such as TVs or washing machines. Expanded PolyStyrene (EPS) does not degrade. 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. This is more expensive and more effective than expanded polystyrene insulation. Air is a very poor conductor of heat so heat transfer is minimised. Expanded polystyrene insulation is formed out of pockets that are filled with air. The distinctive white pre-expanded beads are very recognizable, and display the resin identification code number. 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. However, it does make them useful in plant pots. It is usually white and made of pre-expanded polystyrene beads. During the forming process, the foam beads are expanded to fill a form. Expanded Polystyrene (EPS) < back. expanded polystyrene definition: 1. a light plastic that contains gas and is used for wrapping things in before putting them in…. expanded polystyrene synonyms, expanded polystyrene pronunciation, expanded polystyrene translation, English dictionary definition of expanded polystyrene. This makes it a bit of a nuisance from a landfill perspective (although at least it doesn’t seep into our water table). The cell walls help … It is a lightweight, rigid and closed cell insulation. The pattern is not removed, and the molten metal is poured into the pattern which is vaporized from the heat of the metal. Expanded polystyrene (EPS) is a rigid and tough, closed-cell foam with a normal density range of 11 to 32 kg/m 3. Expanded Polystyrene has been the proven answer to common packaging, insulative, and construction material solution for decades. Composed of individual cells of low density polystyrene, EPF is extraordinarily light and can support many times its own weight in water. Polystyrene boards are also called foam boards or bead boards. Introduction . The two main types of polystyrene are expanded polystyrene (EPS) and extruded polystyrene (XPS). Translations. These are the most commonly The manufacturing process for extruded polystyrene (XPS) foam products is similar to the manufacturing process of expanded polystyrene (EPS) foam products. Define expanded polystyrene. The key difference between expanded and extruded polystyrene is that we produce expanded polystyrene (or EPS) from solid beads of polystyrene while we produce extruded polystyrene (or XPS) from solid polystyrene crystals.. "Polystyrene (PS) is used in things like yogurt pots and coffee lids (amongst various others). The EPS process involves mixing unexpanded polystyrene beads with a liquid bonding agent. The design of the form dictates the finished size and shape of the polystyrene block. Expanded Polystyrene Casting In the expanded polystyrene casting process, a sand mold is packed around a polystyrene pattern representing the metal casting to be manufactured. Both begin with the same basic raw material. Like ACP, this material is a very dangerous, flammable material that has many advantages as a building material despite this issue. Expanded polystyrene foam (EPF) is a plastic material that has special properties due to its structure. Expanded polystyrene is a type of foam made from polystyrene. Extruded Polystyrene Insulation. The gas expands when heat in the form of steam is applied, thus forming closed cells of EPS. It is used for fish boxes, packaging for electrical consumer goods and for insulation panels for building. English: expanded polystyrene n Styropor® nt. Expanded polystyrene, or EPS, is a plastic material derived from crude oil used in a variety of applications, including thermal insulation in buildings, civil engineering applications and decorative mouldings and panels. Artists use rigid, but versatile polystyrene board. EPS is sometimes called “Styrofoam”, though that particular name actually refers to a single trademarked brand of EPS owned by Dow Chemical. Expanded polystyrene (EPS) has been extensively tested in terms of fire hazard assessments. Expanded polystyrene (EPS) is a lightweight cellular plastic material consisting of small hollow spherical balls that are expanded through a molding process in our factories to create a cost effective, highly efficient material used in hundreds of different applications. The process may be performed as a single step or a two step process. The foam plastic consists of 96 – 98% air and 2-4% polystyrene. expanded polystyrene. 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