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Electrolysis Rust removal.... using 2 chargers at the same time

branimal

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Joined
May 31, 2016
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1,943
I'm using a manual charger to remove rust from an old cast iron radiator. Can I hook up a second manual charger to the workpiece and sacrificial metal? I'd like to speed up the process.

I have tried turning up the amps on the charger, but it starts to overheat quickly and shuts itself down.
 
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MattGarage

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Mar 14, 2023
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So Cal
Convert an old computer ps or use a bench ps.

To your q I heard you can mainly because today’s smart chargers wont charge dead. This is smart in today’s logic 🤡
 

joel_400

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Oct 16, 2022
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Nw ohio
Either way just be careful. The research I've done points that this process creates hydrogen gas...I've always waited for a good day and done it outside myself.
Joel
 

Zeke

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Aug 13, 2009
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Location
Long Beach CA, the sewer by the sea.
What fluid are you using? It has to have electrolytic properties. There certainly have been a lot of discussion on what works on what. I use washing soda, but other agents including vinegar work. But acids work w/o electrolysis.
 

kbs2244

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Nov 11, 2006
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14,065
I think it would work if you set it up as 2 conpletly seperate installs
do not share anything between them
 
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OP
B

branimal

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May 31, 2016
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What fluid are you using? It has to have electrolytic properties. There certainly have been a lot of discussion on what works on what. I use washing soda, but other agents including vinegar work. But acids work w/o electrolysis.
Washing soda 1/3 cup for every 5 gallons of water. Tomorrow afternoon will be 96 hours. I clean off the anodes every 24 hours.
 

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david3921

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Apr 22, 2014
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443
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Wyoming, Michigan
You want anodes to be in 'line of sight' of the part as much as possible. I usually do my de-rusting in my laundry sink. When I have square parts to de-rust, I think of it like a sandwich with the part being the 'meat'. I wire metal above and below the suspended part. You have to get creative and keep the wires away from each other but the process works faster.
 

My Old Tools

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Jun 4, 2014
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5,447
Location
Hamrick Lake, TX
Take it to a sandblaster. Electrolysis works but sometimes there are better methods. I picked up an NOS Lamda bench power supply off eBay for my electolysis tank. 28v supply works well. Most battery chargers will limit switch on and off until the switch burns up.
 
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