... -based monolith substrate offers many advantages in comparison with a ceramic one, for instance: Shorter light off ... SpecificationsSpecification MaterialMantleMatrixBrazingFerritel (SUS444, SUS441, SUS430)Fe-Cr-Al with RE, Zr/Ti additions high temperature oxidation resistant special alloy ... , mmCell densities,CPSI Foil thickness,mm round shape with diameter more than 28mm, length up to 300mm50, ...