• Stop-Off Protective Coatings

During the carburizing or nitriding process, may be required to prevent carbon or nitrogen diffusion into specific surface areas of parts. DuBois offers a selection of Stop-Off protective coatings for steel components carburized or nitrided in controlled atmosphere applications. These paint-like coatings are can be sprayed, dipped or brushed on.

Users across the world count on DuBois No Carb™ for its’ consistent performance to prevent carburization or decarburization. Our Stop-Off coatings offer the following benefits:

  • Perform over broad temperature ranges
  • Prevent both carburization or de-carburization of parts
  • Can be used at various thickness to provide proper coverage
  • Holds-up during long cycle times