The Variation Between STYROFOAM and Expanded Polystyrene


More than the years, numerous have blended up the brand title STYROFOAM™ with the polymer expanded polystyrene. It is very typical to use STYROFOAM™ as a generic expression for foam espresso cups and just take-out containers, which are typically made of expanded polystyrene. The previous is a trademark of the Dow Chemical Business for its extruded polystyrene merchandise, which differs vastly from the generic expanded assortment. Although each are rigid, shut-mobile, thermoplastic foam items, they are produced in a different way and have distinctive qualities as nicely.

STYROFOAM™ brand extruded polystyrene is a end result of stress and incredibly scorching temperatures. Strong polystyrene crystals, additives and a blowing agent go via an extruder, where they are mixed and melted into a viscous, plastic fluid. Styrofoam is then fed to a die and is shaped, cooled and reduce.

Expanded polystyrene, on the other hand, is manufactured of very small, interconnected beads of polystyrene. Throughout creation, pentane fuel is dissolved into the polystyrene foundation to accomplish growth. When formed, like STYROFOAM™, they can be molded to certain specs.

Many in the construction company choose STYROFOAM™ for developing insulation thanks to its substantial R-value (stage of heat resistance), fantastic compression strength, and resistance to dampness. Expanded polystyrene is the perfect option for those in the marketplace for packaging and soundproofing content, as effectively as void fill.

The distinctive characteristics that STYROFOAM™ and expanded polystyrene have make them best for specific purposes, and apps will count on the venture specifications. Seeking the expert suggestions of reliable suppliers can assist determine which foam product ideal fits a venture.


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