adjective. (used of rubber) treated by a chemical or physical process to improve its properties (hardness and strength and odor and elasticity).
Sentences with vulcanized
To remove vulcanized rubber from metal you must strip away the rubber then remove the adhesive layer between the rubber and the metal.
2. Verb, past participle
Retreads basically place a wrapping of new rubber where the original treads once were, as close to the original as possible and sealed into place before being vulcanized.