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Desoldering PCBs with Hydrochloric Acid for Gold Recovery 

MetalScrapLab
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Desoldering PCBs with Hydrochloric Acid for Gold Recovery

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14 авг 2023

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Комментарии : 28   
@frantiseklaluch6605
@frantiseklaluch6605 6 месяцев назад
Thank you for sharing, and showing to other people, that this is NOT way to go, so much mess, poisonous metal solution and acid vapour... some metal scraper (chisel) and hammer does better job, selecting only gold containing stuff. Or hear gun... THEN put into hydrochloric to get rid od solder... Now I see some later your videos doing just that with air hammer... 🙂 Good... I prefer being selective, but whatever you like...
@brianhaynes7354
@brianhaynes7354 12 часов назад
Cast-iron frying pan with a 1/4 inch of molten solder in the bottom for through-hole. Air chisel on low with a wide blade for surface mount. Faster, no chemicals. Still need a fume hood, though, what with fumes from hot plastic and metal.
@spike238
@spike238 11 месяцев назад
Take a vacation to the Yukon , pan for gold , outdoors , fresh air , don't forget the bear spray
@DadofScience
@DadofScience 11 месяцев назад
This is an interesting idea, but the mixture of metals and materials is going to make the whole thing a right mess. Levering parts off boards that are wet with a metal-laden acid solution while still partially in the solution is not a good idea. The process probably needs to be broken down into more steps, particularly to remove aluminium parts that are going to chew through the HCl first and fastest.
@mattelder1971
@mattelder1971 10 месяцев назад
A heat gun would be FAR faster and more effective (and a hell of a lot cheaper).
@hford40
@hford40 2 месяца назад
Less then 5 minutes with my heat gun
@johnwald1714
@johnwald1714 День назад
Short bus procedure.
@danieldippolito7106
@danieldippolito7106 5 месяцев назад
what a waste of acid my god
@charlesschulz8416
@charlesschulz8416 6 месяцев назад
This would okay for doin small batches of ram sticks removal of chips and mlccs i assume you could filter the sludge out rreuse the acid for second go instead of discarding it
@adamparks9037
@adamparks9037 4 месяца назад
Going about it the wrong way bro
@kevinsturgess1475
@kevinsturgess1475 3 месяца назад
👍
@hossamslime9354
@hossamslime9354 Месяц назад
Solder have two metal tin and lead
@androsjrgleeaandros777
@androsjrgleeaandros777 5 месяцев назад
80,° Maxi
@thangtu6976
@thangtu6976 7 месяцев назад
cách lấy vàng và không thu được bao nhiêu
@androsjrgleeaandros777
@androsjrgleeaandros777 5 месяцев назад
Ta tafffff a l'envers ok c'est pas Come ça faut faire brûler tout a chaud et démonter tes plaque Vierge et après tu passe tout aux broyage et après seulement l'acide 4h et 80° acid ❤ chaud 🥵 et la tu auras meilleur résultat en plus court de temps 😅
@androsjrgleeaandros777
@androsjrgleeaandros777 5 месяцев назад
Juste un récipient plus grand c'est mieux😅
@alexz7111
@alexz7111 5 месяцев назад
The formula is not pure HCI
@nato7.62mm4
@nato7.62mm4 5 месяцев назад
Okay... then what is it?
@alexz7111
@alexz7111 5 месяцев назад
Aqua regia
@nato7.62mm4
@nato7.62mm4 5 месяцев назад
@alexz7111 Negative Ghost Rider. AR would dissolve the Gold , which this clearly did not. Try again less ya make me regret askkin' fer yer educated opinion ta begin with.... :-) L8R G8R
@alexz7111
@alexz7111 5 месяцев назад
@@nato7.62mm4 Monkey or redneck, I dont know what you are. Probably some american feaces. Write clear and correct sentences.
@alexz7111
@alexz7111 4 месяца назад
@@nato7.62mm4 For you, dump redneck is aqua regia. Would not tell you what should the mixture consist. It's just not pure HCI! Btw do you know what is - Kur za nato? :D F gipsy redneck..
@jackmclane1826
@jackmclane1826 11 месяцев назад
Are chemicals free on your planet? ^^ Because with this approach you have already wasted up to 20% of the expectable profit on HCl. What is next? Blowing the rest on dissolving all the base metals in nitric? ;)
@MetalScrapLab
@MetalScrapLab 11 месяцев назад
It's just an experiment, I want to get rid of base metals the cheapest possible way and then copper through electrolysis.
@gladiatoralibaba-us1xy
@gladiatoralibaba-us1xy 2 месяца назад
What is the concentration of hcl please. and there is plastic dissolve
@hossamslime9354
@hossamslime9354 Месяц назад
Nice video What about lead
@johnwald1714
@johnwald1714 День назад
This is an instructional video of how NOT to refine e-waste for precious metals. With the advent of the internet you would think research would have been done prior to trying this.. lol this is Just plain stupid.
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