Aluminum is a soft metal that needs to be “finished” for appearance and durability. “Raw” aluminum that hasn’t been finished scratches easily and collects fingerprints and grease. Here’s a quick and relatively simple method for finishing aluminum Eurorack panels with a scouring pad (and help from a cheap palm sander), then sealing with acrylic. Perfect for one-off DIY modules, prototypes, or trying out graphics before screen-printing.
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