If you want to cut styrofoam, use a knife or hacksaw to make straight cuts. As you work, make long, slow cutting motions to reduce the risk of damaging the foam. When working with thicker pieces of styrofoam, use an electric knife or purchase a foam cutting saw. via
How do you cut Styrofoam without making a mess? (video)
How do you smooth cut Styrofoam?
Rub the cut edge of the scrap piece against the cut edges of the Styrofoam project pieces. This will sand and smooth the rough-cut edges. via
How do you cut Styrofoam with scissors? (video)
How do you cut a Styrofoam board neatly? (video)
What is the best tool for cutting Styrofoam?
Cutting Styrofoam Manually. Use a blade for straight cuts. Bladed implements like knives, box cutters, precision blades (like X-acto knives) or hacksaws are great for cutting through styrofoam, especially if you don't need to make any curved cuts. via
What is the best thing to cut Styrofoam with?
Use an electric kitchen knife, such as a carving knife or a fish fillet knife, to create clean cuts in Styrofoam. Place the electric knife on the foam along the desired cutting line. Do not exert pressure on the electric knife, but allow the serrated blades to gently cut through the Styrofoam. via
Can you smooth Styrofoam?
SAND IT! Styrofoam™ brand foam acts like fine sandpaper when rubbed together. For smooth, rounded edges, rub two pieces of Styrofoam™ brand foam together. To shape larger pieces, cut out the basic shape and then sand the final details into the shape. via
How do you seal cut edge of Styrofoam? (video)
Can you use sandpaper on Styrofoam?
Use fine-grit sandpaper to perform finishing work on the foam, lightly sanding the surface smooth, or sanding into small detailed curves or edges that the coarser sandpaper or sanding block would otherwise remove. via
How do you seal Styrofoam? (video)
Can you cut Styrofoam with a circular saw?
Method 2: Cutting Rigid Foam with a Circular Saw
A circular saw can effortlessly slice through 2-inch foam sheets. First, mark the cut line on the backing and support the sheet so that nothing falls underneath the line. To shield your eyes from falling foam fragments, you'll need to wear goggles. via
What is in Styrofoam?
Styrofoam is made out of styrene which is a petroleum-based product. Through polymerization, styrene is refined into polystyrene and then a hydrofluorocarbon agent is added. This combination is then extruded and allowed to expand under pressure until it forms a foam board. via