consume the circuit boards in molten copper and then electrowin the
pregnant copper at the copper refiner. collect the anode sludge and
send to a refiner.
saw it done in Philadelphia PA in 1989. absolutely amazing. plus a
good way for me to dispose of my 5% copper bearing foundry sand. they
needed a cheap source of copper. the precious metal bearing "waste"
was electronic scrap including phones, PBXs, mainframes, boxes of
40,000 pound ingots of Cu holding hundreds of pounds of precious
Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here.
All logos and trade names are the property of their respective owners.