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Solder Not Sticking To Circuit Board. Bad contact with the copper track of course means a poor connection intermittent problems or no contact at all device stops working altogether. Take your soldering iron and place it where the pad and pin meet making.
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The proper amount of heat must be applied to both the foil a. Click to see full answer. On a circuit board this is usually a small hole where a wire or contact is inserted.
Solder will flow on copper and copper alloys such as brass and bronze also iron and clean galvanizing.
In this method the printed circuit board having a circuit pattern thereon including components and flux is passed over a fountain of molten solder and upon removal the solder 16 sticks only to the electrolessly placed surface and not to the unplated portions of the circuit board. To do so you will need something other than flux to break down the oxides on the metal surface without which your surface may be damaged or not properly cleaned. The proper amount of heat must be applied to both the foil a. How to Solder Circuit Boards Properly and Make it Stick and Conduct.
