• Home
  • Resources
  • Heatcraft-TV

Did You Know? #28 Why nitrogen purge is necessary when brazing copper refrigerant tubing? 

training brazing did you know dyk nitrogen purge training Published on 2021-02-02

Oxygen in the air combines with copper to form surface copper oxide. Without the use of nitrogen, black oxide forms inside the tubing. Learn more in our latest installment of ‘Did You Know?’

Feedback