http://knowhow.napaonline.com/how-to-use-jb-weld-extremeheat/

On Mon, Dec 9, 2019 at 9:25 AM David Beierl <dbeierl@gmail.com> wrote:

> I use this JB Weld Extreme heat combined with a hose clamp... so far so
>> good it's holding well https://www.jbweld.com/product/j-b-extremeheat
>>
>
> Looks like interesting stuff.  It's based on sodium silicate aka water
> glass like regular muffler paste; but with much less sodium silicate and a
> heavy loading (50-75%) of powdered iron.
>
> I'm amused that their "apply" photo on the website shows someone using it
> at a jeweler's bench.
>
> Yrs,
> d
>