Investigator: Ing. Zdeněk Chlup, Ph.D.
Number of Project: ME08051
Agency: Ministry of Education, Youth and Sports
Duration: 01. 01. 2008 - 31. 12. 2008

The main aim of proposed project is to clarify influence of possible nucleation of cone crack due to contact stresses on resulting strength value. Conditions for nucleation of cone crack on natural material or technological surface defect below the loading ball will be also established.

Chlup, Z., Harrer, W., Kozák, V., Řehořek, L.: Cone Crack Development during Ball on the Three Balls Test, 17th European conference on Fracture, Brno, ISBN 978-80-214-3692-3, 2008, pp. 2192-2199.