... vitrified bond systems Diamond and CBN tool 1. CBN Feature: Black, irregular, semi-toughness, angular sharps, providing increased grinding efficiency ... ferrous metals. In my company, there are three types black CBN Available like JSCBN800, JSCBN850 and JSCBN980 Amber CBN ... crystalline, purity, toughness impact, and stability in comparison to black CBN powder. It is used in the sintering of ...