Effect of the Polishing Procedures on Color Stability and Surface Roughness of Composite Resins

Table 1

Composition and manufacturers of the materials used in the study.

Material (Shade)	Manufacturer	Composition	Filler average	Filler loading
Filtek Supreme XT (A2)	3M ESPE,; St Paul, MN, USA	Matrix: Bis-GMA, UDMA, Bis-EMA, and TEGDMA; Filler: (zirconia/silica)	Nanofillers of silicon (5–75 nm),; zircon/silicon nanoclusters (0.6–1.4 μm)—nanofiller	78.5% wt, 59.5% vol
Amelogen plus (A2)	Ultradent; Inc., South; Jordan, UT, USA	Matrix: Bis-GMA and diluent; Filler: silicon dioxide, silicon, silicate particles	Microhybrid	76% w, 61% v
PoGo	Dentsply Caulk,; Milford, DE, USA	Cured composite of urethane dimethacrylate, fine diamond powder, silicon dioxide 7 μm, Al2O3
Sof-Lex discs	3M ESPE; Dental Products,; St. Paul, MN, USA	Al2O3 flexible discs; 29 μm (M); 14 μm (F); 5 μm (SF)