Jul 18, 2018 · Plastic cutting blades, also called “acrylic cutting blades,” are similar to wood cutting blades, but they typically have more teeth. Wood blades average around 40 teeth while plastic blades have around 60. They cut through plastic, acrylic, and soft, non-ferrous metals. For Plexiglas, you’ll want a fine blade with at least 80 teeth.
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