Originally Posted by
lexyp
have you guys encountered wire before where no amount of heat or flux will make solder stick to it? I cut the leads on a older (but still good) lipo a while back and literally nothing would stick to it.
At worst I've had wires that took a few seconds more before the solder would wick into it. Maybe try to break up the threads and then twist it gently to open things up a bit. Are you using lead solder or silver solder? And which iron?