>It's a moisture cure urethane, so it should cure faster on skin than on
metal
>by sucking water out of your skin. Also supposed to adhere to rust by same
>mechanism, pulling some of the water chemically bound to rust. Heating a
>rusty bolt red hot also is supposed to drive off this moisture, shrinking
>rust so stuck bolt unscrews. since you have to go almost red hot, the
water
>must be bound pretty tight.
I find it interesting how much water comes out of a piece of steel when you
pre-heat it for flame cutting. Even a brand new piece of steel is like a
sponge holding water. You can see it come to the surface when you run a
torch over the surface.
Regards,
Grant S.
Interesting observation
>Bob ADler
>oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
>
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959
|