Palatal rugae play a very important role in phonetics. The production of palato–lingual group of sound involve the contact between tongue and the palate. ... This can be done using plastic palate forms; corrugated metal palate and free hand wax carving of anatomic palate.
XPdent introduces a new line of wax patterns designed to re-create the natural Rugae (palatinal ridges) in full maxillary dentures quickly and accurately.
The high quality wax is engineered to ensure that the patterns will adapt effortlessly during the wax-up stage, and melt away cleanly in the boil-out stage.