Make Silver Different Colors by Anodizing

How to Make Silver Different Colors by Electrochemical Anodizing. Without using paint you can give a silver surface various colors by anodizing it. WARNING: Anodizing solution is corrosive, so wear gloves at all times when working with it. It is also somewhat toxic, so keep it away from children and pets too. To make the solution, just mix two tablespoons of sodium hydroxide (lye) and one tablespoon of sulfur with half a cup of water (~100mL). Stir for about ten minutes until the solution turns orange. Then filter the solution to remove excess sulfur. You can get sulfur from online sources (including ebay) or from some drugstores. Sodium hydroxide is the primary component of some types of drain cleaners. But read the label carefuly, drain cleaners come in many types and alot of them don’t have sodium hydroxide. You can also buy sodium hydroxide online, it’s sold for making home biodiesel or homemade soap. We’ve had some people reporting their solution does not turn orange. Heating the solution sometimes helps. Some types of sulfur still don’t react, in this case, mix together sulfur and sodium hydroxide pellets directly and then add just enough water to moisten the mixture and stir it. The higher concentration should work better. As it reacts it should heat up. Every few minutes add a little more water until all the pellets of sodium hydroxide are dissolved. The mixture should be very hot. Continue stirring until it cools on its own. Then add enough water until the total


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25 Comments.

  1. MegaManNetwork

    Is the silver still worth something?

  2. I’d like to know if this method will work with aluminum, more specifically in Aluminum flashlight’s tubes… Would be great to change the color in some of my flashlights.
    I’ve got stunning bare aluminum tubes with a sodium hydroxide solution already.

  3. I love watching this kind of videos

  4. wow nice ty

  5. Cool!!!

  6. you very rich, can buy pure silver. hahas

  7. this is my fav vid so far

  8. JOHNSZE123 yes it will give off heat. It is a basic lye and is a key component in drain cleaner. Be careful.

  9. darkligtning2000

    lol i got sodium hydroxide on my hands fro degreaser its not fun/ not atractive ALWAYS use gloves

  10. will sodium hydroxide give heat if dissolve in water???

  11. @wcbjr2 i don’t remember what water i used. Sorry. I believe it was distilled water, but i’m not sure. I don’t think the water type matters though.

  12. I have water filtration system and procuces soft water and I was wondering if the water in your video was soft, hard or had any other minerals in it. When amonia or 97% alcohol are added the sulfur will dissolve but still can not get the orange color. after the process is done however I did use a mixture of soda and water to wash the coin and noticed a big difference in the appearance. Basically I just need help in making the process as good as yours. and by the way your other videos are awesome

  13. @wcbjr2 huh? when did i say there was something else? neither in the video or description did i say there was an extra ingredient,

  14. I have tried several different variations and I wish you would tell in your video what you are adding to the water like ammonia or something to get the sulfur to dissolve with the lye. Other than that I love the video and the process. If anyone else has the answer send it to clay.bingham@yahoo.com.

  15. Loving your work, keep up the vids :)

  16. Hey nurd, would you happen to know if the color is removed easily from scratches? I wanted to get an anodized sterling silver pendant and was wondering how long I could expect it to remain a different color.

  17. _-”-_NERDS RULE _-”-_

    copy if ur a nerd.

  18. is this same method used to anodize other metals like stainless steel, iron, copper, and any other metal found in a garage

  19. that must be like 50 dollars a bar

  20. can you do this with aluminum? pease reply.

  21. @kenthenoob er. sorry didn’t read the description.

  22. will this same mixture work for non-silver?

  23. GAWD I would freaking anodize my silver ring when I get the material needed.

  24. @FortNikitaBullion Not this coin collector

  25. cool man!! tks for the info..

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