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https://www.ehow.com/how_5962740_harden-copper-wire-jewelry.html
How to Harden Copper Wire for Jewelry Step 1. Cut a piece of copper wire in the desired length, using the wire clippers. Step 2. File the edges of the wire down as smoothly as possible. Sand them with the 200-grit sandpaper. Then move on to...
https://orchid.ganoksin.com/t/hardening-copper/43783
Generally copper can be hardened very well but it will be softer than some alloys. To harden copper pieces I tumble them with stainless steel shot. Hammering should work well, but each time you heat the metal it sounds like you are annealing it again. Regards, Jack Etsy Heart, Hand and Mind- Inspired Jewelry - Jack Jellies by JelliesJewelryEstimated Reading Time: 6 mins
https://www.youtube.com/watch?v=vCnegq416GQ
Aug 01, 2015 · Annealed copper can be shaped or formed. But for most end products, we want the copper to be hard or ridged. This video shows a few simple ways that copper...Author: George Goehl
https://orchid.ganoksin.com/t/heat-hardening-copper/7723
Sep 08, 2016 · Pure copper cannot be heat treated to harden it. You can get a beryllium copper alloy which is almost pure copper, and is made specifically to be heat treated to a springlike state. Once hardened, annealing it again is tricky. The downside to this, and it’s a BIGGIE, is that beryllium oxide is VERY toxic. This is NOT an alloy you want to be using in normal jewelry fabricationEstimated Reading Time: 2 mins
https://orchid.ganoksin.com/t/hardening-copper-wire-that-has-been-annealed/44803
You hold the metal at about 600 deg in your oven for, say, 2 hours, then turn the oven off, let it cool overnight to room temperature, then you are done. hardening of metals (well, copper, gold, silver) happens when there is internal crystal structure growth. heating these metals to near the melting temperature, then cooling quickly, prevents the crystal growth formation, which makes the metal soft. …Estimated Reading Time: 2 mins
https://www.youtube.com/watch?v=-yfxx9itQyk
Jan 02, 2013 · Szarka of http://www.magpiegemstones discussed various ways to harden wire, hammering, twisting and discusses tumblers briefly.
https://jewelrymakers.proboards.com/thread/200/hardening-dead-soft-copper-wire
Mar 13, 2012 · Post by Vicky onMar 9, 2012 at 12:15am. I only use re-cycled copper electrical wire and it is always dead soft. I often run my wire through nylon pliers a few times to harden it but it never really seems to change in temper. Having never used half hard or full hard wire I have no idea what they might feel like to work with so ...
http://brassgoggles.co.uk/forum/index.php?topic=26402.0
Sep 08, 2010 · Bead blasting is one of the main ways of hardening copper used in industry. It has been used on some shafts i turned at work and with good results. The bearing surfaces were masked off and then bead blasted to hardnen the top few microns of the copper.
https://www.wirejewelry.com/jewelry_making_tips_techniques/How-to-Clean-Tarnished-Copper-in-1-Minute_540.html
Instructions Cut a lemon in half, squeeze the lemon juice in a glass. Insert your jewelry inside the lemon juice and let it stay for 1 minute. Rinse your jewelry with warm water and dry thoroughly.
https://jewelrytutorialhq.com/work-harden-jewelry-wire/
May 13, 2014 · Use a pair of flat-nosed pliers on each end of the wire and twist in opposite directions while keeping the wire straight and taut. This works best for shorter lengths of wire. You can also insert one end of the wire into a pin vise and create a loop at the other end to grip with a pair of pliers.
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