Below is an
example of Urethane foam rising. Air
temperature variations effects the time
frame in which foam dries to a tack free
state.
4 seconds of
urethane foam out of our foam gun (2 lb of
foam)
.20 seconds
.40 seconds
1 minute
String Gel
(around this point, If
touched with your finger it would stick to
your finger and as you pull your finger away
it would look like gel string)
1 min. 20
seconds
1 min. 40
seconds
2 min.
2 min. 20
seconds
2 min. 40
seconds
Tack Free
3 minutes
This is the
end result. 4 seconds (2 lb's) of urethane
foam out of our foam gun, sprayed into a
box. This urethane foam example was cut out
of the box for a good view.
Always
put your
test on a scale.
Urethane foam "A side" and "B side"
with our urethane foam gun