CERALOG Product Catalog 2019

CERALOG ® Product Catalog 2019 | 7 PEKK VERSUS PEEK The familiar high performance polymer poly ether ether ketone (PEEK) has been employed in dentistry for many years for temporary restorations, for scanning and as impression posts. This also belongs to the PAEK group of polymers (poly aryl ether ketone). The major advantage of PEKK over PEEK is the higher creep resistance and its contour retention under stress loading. PEKK PEEK Modulus of elasticity (GPa) 4.5 4.1 Tensile strength (MPa) 138 100 Transversal strength (MPa) 193 165 Compressive strength (MPa) 207 135 Elongation at break (%) > 30 40 Melting temperature (˚C) 360 340 Water absorption after 24h (%) < 0.2 0.5 Density (g/cm 3 ) 1.3 1.3 CERALOG ® COMPONENTS FOR SOFT TISSUE MANAGEMENT The CERALOG ® Hexalobe implant set includes a cover cap which is inserted in the Hexalobe connection for the duration of the healing period. As an option, the implant can be covered with a cover screw. Healing caps in two heights and two diameters as well as a temporary abutment are available for soft tissue shaping. These components are made of PEEK and may only be used for a limited time.