Mirroring
Silver Plating - Brashear Process
Three Part Solution Mix for Internal Plating
Solution 1 2 liters distilled water, 50 grams silver nitrate. Store in a dark glass bottle. Solution 2 2 liters distilled water, 90 grams potassium hydroxide. Solution 3 800 ml distilled water, 80 grams cane sugar, 100 ml ethyl alcohol, 3.5 ml nitric acid. Age 30 days or boil 30 minutes before using. Solutions are used at the following ratio: 1 : 2 : 3 = 64% : 32% : 4% by volume Solution Required Solution 1 Solution 2 Solution 3 50 32 16 2 100 64 32 4 150 96 48 6 200 128 64 8 250 160 80 10 300 192 96 12 400 256 128 16 500 320 160 20 600 384 192 24 700 448 224 28 800 512 256 32 900 576 288 36 1000 640 320 40 1500 960 480 60 2000 1280 640 80 To use: Add ammonium hydroxide (by the drop) to solution 1. Stir solution while adding the ammonium hydroxide until precipitate clears. Add solution 2 to 1. Stir solution while adding ammonium until precipitate is slightly cloudy. Pour solution into glass vessel to be silvered. Add solution 3, stir/shake. Warning: Wear protective clothing. Promptly and safely discard unused mixed solutions.
