old CF metal casings ...

hey all ,

i don't know/can't recall if this subject has been brought up ...
i have suspected for quite some time that the aforementioned casings are magnesium or an aluminum-magnesium alloy (with Mg being about 90%) .
i have an old display top off of a machine that has a hole punched in it ...
i ripped out a chunk about 2" square and heated it with a propane torch (mapp would work better) .
yessir , i can tell you beyond the shadow of any doubt that it is Mg based !
a certain other...

old CF metal casings ...

old CF metal casings ...