On 10/08/2020 12:01, The Natural Philosopher wrote:
On 10/08/2020 11:51, RayL12 wrote:


Ray.
you can, with the right flux, solder aluminium as well



In a previous life used to use Aluminium abrasion solder - used to join
conductors on Aluminium underground cables.
So yes you can solder aluminium.
The problem may be that the item could be an alloy .. and that might not
solder.