Table 1.
Manufacturers’ information on the composite materials used in this study.
| Composite | Manufacturer | LOT | Composition | Filler Content (wt%/vol%) |
|---|---|---|---|---|
| Filtek Supreme XTE | 3M ESPE, St. Paul, MN, USA | N959768 | Matrix: Bis-GMA, Bis-EMA, UDMA, TEGDMA, PEGDMA Filler: Silica/zirconia filler |
78.5/63.3 |
| Tetric EvoCeram Bulk Fill | Ivoclar Vivadent, Schaan, Liechtenstein | W07641 | Matrix: Bis-GMA, Bis-EMA, UDMA Filler: Ba-Al-Si-glass, YbF3, spherical mixed oxide, PPF (monomer, glass filler and ytterbium fluoride) |
81 (including 17% PPF)/61 |
| Admira Fusion x-tra | VOCO, Cuxhaven, Germany | 1824538 | Matrix: Ormocer matrix Filler: SiO2, glass ceramics |
84/69 |
| Venus Bulk Fill | Heraeus Kulzer, Hanau, Germany | K010207 | Matrix: UDMA, Bis-EMA Filler: Ba-Al-F-Si-glass, SiO2, YbF3 |
65/38 |
| SDR | Dentsply Sirona, Konstanz, Germany | 1806000680 | Matrix: Modified UDMA, Bis-EMA, TEGDMA Filler: Ba-Al-F-B-Si-glass, Sr-Al-F-Si-glass |
68/45 |
Bis-GMA: bisphenol-A-glycidyldimethacrylate; Bis-EMA: ethoxylated bisphenol-A-dimethacrylate; UDMA: urethane dimethacrylate; TEGDMA: triethylene glycol dimethacrylate; PEGDMA: polyethylene glycol dimethacrylate; PPF: prepolymer filler.