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Someone Electro said:
You certainly wouldn't be able to blow an hole right through 8 sheets of alu foil whith 5A.
You have about 300V, which times the 5A current equals 1500W!
If you had a rediculously high 500A, then at 300V would burn a hole in a 1metre thick piece of steel! That's 150kW! :lol: