SPK® Ceramic Cutting Materials

Polycrystalline Cubic Boron Nitride (CBN) for Machining Applications

Polycrystalline cubic boron nitride (CBN) is the second hardest material in the world; only diamond is harder. The extensive range of CBN high-performance cutting materials from CeramTec enables reliable HPC machining of gray cast iron workpieces.

CBN Cutting Material Grades

CBN cutting materials set new standards in continuous and intermittent cutting with their excellent wear characteristics. And they offer unparalleled performance in terms of hot hardness, toughness and chemical stability.

Recommended Contacts

Please click on the button “Contacts” to the right, to get a list with the personal and direct responsible contacts within the CeramTec Group.