I have no experience with boiling horn but I think that the
temperature is a little too low in order to do much forming. I have
attended a course dealing with horn, bone and similar items and as I
recall, the best temperature is between 150 and 200 deg. C
One important thing to remember is to apply a generous amount of oil
before heating, otherwise the horn will dry out, smell like roasted
pigskin and start to bubble. Use the cheapest cooking oil available,
here in Denmark that is grape seed oil.
You can use a regular kitchen oven on the lowest setting, smear the
piece with oil and place it on a piece of alluminium foil. Leave it
in the oven for no more than four to five minutes. You will have to
One little snag about working with horn is that it cool off very
fast so you don92t have much working time before it gets too cold to
You can also use a hot air gun but never forget the oil or else the
horn will be ruined.
If you are unhappy about the shape you get you can always oil again
and reheat. This will bring the horn back to its original shape.