Table 1 Materials used in this study
Material | Product name | Composition | Manufacturer | Batch number |
|---|---|---|---|---|
1) Translucent Prettau Zirconia | Ceramill Zolid HT + White ZrO2 | partially stabilized with yttrium and enriched with aluminium | (Ceramill Zolid HT, Amman Girrbach, Germany) | 1,909,001 |
2) Vita Enamic | Polymer infiltrated ceramics VITA ENAMIC blocks 2M2-HT-EM-14 | Polymer infiltrated ceramic, SiO2 (58–63), Al2O3 (20–23), Na2O (9–11), K2O (4–6), B2O3 (0.5–2), ZrO2 (< 1), KaO (< 1) | VITA Zahnfabrik, Spitaglasses 3, D-79713 Bad Säckingen, Germany | 45,810 |
3) Nacera Hybrid | Tough, fully polymerized radiopaque composite material with optimized, high-density filler technology (Hybrid A2, Block S) | 50% Nano-Glass and 50% Polymer-Matrix | DOCERAM Medical Ceramics GmbH Hesslingsweg 65—67 | D-44309 Dortmund / Germany | 100,238 |
4) High performance polymer PEKK | PEKKTON ivory milling blank (98.5/t20mm) | -Polyetherketoneketone ( PEKK) 90% -Titanium Dioxide (TiO2) 10% | Cendres + Metaux SA, Biel/Bienne, Switzerland | 0000347597 |
5) Nexcomp | Nano-hybrid composite resin | Bis-GMA, UDMA, Bis-EMA Borosilicate glass | META® BIOMED, Korea | NXC 1,712,112 |
6) SuperCem, Self-Etch Self-Adhesive Resin Cement | Dual cured dental resin cement, base and catalyst with a dual syringe and mixing tip | Base: Silicon dioxide, Barium glass, BisGMA, Triethyleneglycol Dimethacrylate, Diurethan-dimethacrylate Catalyst: Silicon dioxide, Barium glass, Tri-ethyleneglycol Dimethacrylate, Diurethan- di methacrylate, Champhorquione | DentKist, Inc, Eli-Dent group S.P.A. KOREA | 3,020,004 |