Characterization of polycrystalline cBN compacts sintered without any additives N. Tan, C. J. Liu, Y. J. Li, Y. W. Dou, H. K. Wang, H. Ma, Z. L. Kou and D. W. He Eur. Phys. J. Appl. Phys., 53 1 (2011) 11501 Published online: 23 December 2010 DOI: 10.1051/epjap/2010100321