I test 3 different coatings for getting darker laser engraving on wood



I tried these 3 mixed with water (Borax, Baking soda & Citric acid) mixed with water then lightly sprayed on MDF wood to see how theypare, I also left a section uncoated for a control sample.

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laser engraving

#test #coatings #darker #laser #engraving #wood