How should I set it for 0.2 copper stacked with 0.12 nickel? My UF20B is at gear 80 and it still won't hold — not a single mark on the copper side. Do I need to add flux first?
UF20B Supercapacitor WelderProductsAWithZ
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UF20B Supercapacitor WelderProductsAWithZ
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