WebMar 2, 2010 · I lay the board flat and use a ruler & the exacto to score the board (just a shallow cut), then I stand the board on end, place the exacto blade in the scored groove at the top of the board and cut downward, and I almost always get a perfectly smooth edge. WebAug 24, 2024 · Use a putty knife to cut the foam. If you don't have a utility knife, a putty knife can work as an alternative. Sharpen the putty knife to give it a pointed edge, then use it in place of your utility knife as you cut through the foam. [13] 2 …
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WebSep 3, 2024 · Rest the foot of the circular saw on the foam board, making sure the blade is aligned with the marked cutting line. Set the blade to full length. Pull the trigger and allow a few seconds for the blade to run at full speed. Run the blade smoothly and slowly through the foam board as you guide the saw through the cut line. WebA: Hot wire tools will cut polyethylene foam, but will give a slower cut as they are generally more dense than EPS foam. As these foams are denser, make sure that you don’t put too much pressure on the blade or wire of your tool, as … how the swallow works
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WebJan 4, 2024 · Make sure you choose a smooth blade, though (not serrated), to avoid those ragged edges. Meanwhile, you’ll want to apply some weight to the foam board to keep it from sliding (turn foam board insulation flat side up) and cut in one smooth motion at about a 45-degree angle. http://manningkrull.com/manningmakesstuff/foam-board-cutting-painting-etc/ WebCutting the Foam Before you cut foam, always make sure your work surface is flat, stable and won't be damaged by cutting through the foam with the knife. If you choose to use a carving knife, use a gentle back-and-forth sawing motion and … metal gold lamp shades