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Powder for stones etching 100g
Etching Abrasive Stones with Ferric Chloride (FeCl₃) Attention! Etching helps clean and “open” the working surface of copper-tin (metal bond) abrasive stones, making them more aggressive and effective. Preparing the Solution Ratio: • 100 g dry ferric chloride (FeCl₃) • 200 ml of warm or hot water St...
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