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"Waveguide" Bedside Reading Lamp cnc

by ZenziWerken

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acrylic bedside bedside lamp bending hardwood ikea IKEA Hack lamp LED lamp LED light light lighting night light plexiglass pmma waveguide acrylic bedside bedside lamp bending hardwood ikea IKEA Hack lamp LED lamp LED light light lighting night light plexiglass pmma waveguide

I got some 10 mm acrylic glass (PMMA, a.k.a. plexi glass) from a donor. This material is not super easy to work with on a small cnc, as the chips tend to melt and clog the end mill resulting in breaking the bit. A solution is to reduce the spindle speed, ramp up the feed and make fast shallow passes. Some drops of water mixed with methylated spirits or washing-up liquid help to cool the cutter. However it increases the mess. Especially if you use some compressed air to clean out the cutting chan

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