Intro
33%
Lesson 05·Selective hardening
Induction hardening
Localized, fast, no atmosphere. The treatment of choice when you need just the end of a punch hard.
4 min readLesson 5 of 10
You need just the end of a punch hard, not the whole punch. Or just the wear pad on a slide. Or just the OD of a roller. The other treatments we've covered all heat the whole part. Induction lets you heat just the surface you care about.