Comparison of the Transverse Strength of Six Acrylic Denture Resins

Ozlem Gurbuz, Fatma Unalan, Id

Abstract

Aim: The aim of this study was to evaluate the transverse strength of three kinds of heat-cured acrylic resin (Meliodent HC, Acron HC, Lucitone 199); one kind of microwave-cured acrylic resin (Acron MC); one kind of visible light-cured resin (Triad VLC); and one kind of self-cured acrylic resin (Meliodent SC). Method: A total of 60 specimens (65 mm x 10 mm x 3 mm) were fabricated, ten from each material. The specimens were loaded until failure on a three-point bending test machine. For statistical analysis, Kruskal-Wallis test followed by Dunn’s multiple comparison test were used. Results: The transverse strength values showed statistically significant differences among experimental groups (P=0.0001). The mean transverse strength (MPa) was as follows in decreasing order: Acron MC, Meliodent HC, Acron HC, Lucitone 199, Meliodent SC, Triad VLC. Conclusion: Within the limitations of this study, Acron MC showed the highest mean transverse strength value among the materials tested.

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