bending aluminum or copper tubing

[sparkycuda]

If the tube is not too large, I've melted lead into it, then reheated and removed (most of it) afterward. Check on safety precautions needed for melting and handling lead. Also, for really small tubing, I've put brass wire inside or just used rod.

Ken

[9W Monighan]

Try this metal for filling a tube to bend. It melts at 158 deg F Cerrobend.
https://www.youtube.com/watch?v=I6barni9f7c

I've used it for numerous things over the years.