EPS (Expanded Polystyrene) is used for most of the hand-carving of our scupltures, this is typically the white foam. Some carvers will use XPS (extruded polystyrene) foam. This is sometimes called “blue foam” or “pink foam” and also by its most popular brand name — Styrofoam.Click to see full answer. Similarly, it is asked, what is carving foam? Carving Foam CORAFOAM. CORAFOAM® (HDU) is a polyurethane foam specifically designed for a variety of applications including the signage, modeling, aerospace, architectural industries.Also, is polystyrene foam the same as Styrofoam? The word Styrofoam™ is often used to describe expanded polystyrene (EPS) foam; however, ‘Styrofoam’ is actually a trademarked term for closed-cell extruded polystyrene foam made for thermal insulation and craft applications. EPS foam is the correct term for any form of expanded polystyrene. One may also ask, what can you spray on Styrofoam to make it hard? Hard Coating the Styrofoam Spread out your drop cloth in a clean, well-ventilated workspace. Put on a pair of protective gloves. Mix the liquid polyurethane together. Load your paint brush with the polyurethane. Brush between two and four total coats of liquid polyurethane onto the Styrofoam surface. How do you cut polystyrene cleanly? Steps Score the Styrofoam to create a clean break line. Use a waxed serrated kitchen knife to cut Styrofoam. Cut polystyrene foam with an electric kitchen knife. Use a craft knife to cut Styrofoam. Use a hand saw to cut Styrofoam. Cut Styrofoam with power saws. Utilize a hot wire cutter.

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