Trade Secrets: Making a pigment grinder

TradeSecrets1

A device that removes the effort from the tiresome business of grinding varnish pigments by hand

Traditionally, luthiers grind pigments for varnish by hand, using a glass muller on a piece of frosted glass. This is a job that takes a long time, and is sometimes made more difficult because some recipes call for pigments that are harder to grind. For these reasons I developed a machine to do the work, based on equipment designed for polishing gems. I find that using this device gives better results than grinding by hand…

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