Some useful tips for cutting plastic (acrylic) using a router or CNC machine are discussed in this video.
Some Tips:
Freeze material for an hour before cutting
Use ice water in spray bottle to cool cutting
Larger diameter bits are better at cutting cleanly
Special acrylic cutting bits perform well
Acrylic come as cast or extruded. Cast cuts better!
You can use the flame method on the edge of cuts to smooth them over.
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Your Name: Petur
Title of Question: CNC
The Question: Hi, I´m using router table and hand held router to cut acrylic mostly 5mm, what bit is best for good result (smooth edges).
Regards, Petur.
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Links to pages show in video:
http://www.professionalplastics.com/PLEXIGLASS-ACRYLICSHEET-CAST
Best Bits and Techniques for Cutting Acrylic – Ask a Tech #57
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