Journal of Prosthetic Dentistry
Volume 94, Issue 5 , Pages 421-429 , November 2005

An evaluation of the effects of handpiece speed, abrasive characteristics, and polishing load on the flexural strength of polished ceramics

  • Rohana Ahmad, BDS, MSD

      Affiliations

    • Senior Lecturer, Department of Conservative Dentistry, Faculty of Dentistry, University Malaya
    • ,
  • Steven M. Morgano, DMD

      Affiliations

    • Professor and Director, Division of Postdoctoral Prosthodontics, Department of Restorative Sciences/Biomaterials, Boston University Goldman School of Dental Medicine
    • Corresponding Author InformationReprint requests to: Dr Steven M. Morgano, Boston University, School of Dental Medicine, Division of Postdoctoral Prosthodontics, 100 East Newton St, Rm G 219, Boston, MA 02118 Fax: 617-638-5434
    • ,
  • Benjamin M. Wu, DDS, PhD

      Affiliations

    • Assistant Professor, Hospital Dentistry, Advanced Prosthodontics, Biomedical Engineering, University of California, Los Angeles School of Dentistry
    • ,
  • Russell A. Giordano, DMD, DMSc

      Affiliations

    • Associate Professor and Director, Division of Biomaterials, Department of Restorative Sciences/Biomaterials, Boston University Goldman School of Dental Medicine

References 

  1. Anusavice KJ, Hojjatie B. Effect of thermal tempering on strength and crack propagation behavior of feldspathic porcelain. J Dent Res. 1991;70:1009–1013
  2. Giordano RA, Campbell S, Pober R. Flexural strength of feldspathic porcelain treated with ion exchange, overglaze, and polishing. J Prosthet Dent. 1994;71:468–472
  3. Williamson RT, Kovarik RE, Mitchell RJ. Effects of grinding, polishing, and overglazing on the flexure strength of a high-leucite feldspathic porcelain. Int J Prosthodont. 1996;9:30–37
  4. Chu FC, Frankel N, Smales RJ. Surface roughness and flexural strength of self-glazed, polished, and reglazed In-Ceram/Vitadur Alpha porcelain laminates. Int J Prosthodont. 2000;13:66–71
  5. Kitazaki H, Takahashi H, Hasegawa S, Nishimura F. Effect of amount of grinding on flexural strength of dental ceramics. J Med Dent Sci. 2001;48:7–13
  6. Guazzato M, Albakry M, Quach L, Swain MV. Influence of grinding, sandblasting, polishing and heat treatment on the flexural strength of a glass-infiltrated alumina-reinforced dental ceramic. Biomaterials. 2004;25:2153–2160
  7. Brackett S, Leary JM, Turner K, Jordan RD. An evaluation of porcelain strength and the effect of surface treatment. J Prosthet Dent. 1989;61:446–451
  8. Fairhurst CW, Lockwood PE, Ringle RD, Thompson WO. The effect of glaze on porcelain strength. Dent Mater. 1992;8:203–207
  9. Griggs JA, Thompson JY, Anusavice KJ. Effects of flaw size and auto-glaze treatment on porcelain strength. J Dent Res. 1996;75:1414–1417
  10. Denry IL, Holloway JA, Tarr LA. Effect of heat treatment on microcrack healing behavior of a machinable dental ceramic. J Biomed Mater Res. 1999;48:791–796
  11. Giordano R, Cima M, Pober R. Effects of surface finish on the flexural strength of feldspathic and aluminous dental ceramics. Int J Prosthodont. 1995;8:311–319
  12. de Jager N, Feilzer AJ, Davidson CL. The influence of surface roughness on porcelain strength. Dent Mater. 2000;16:381–388
  13. Alkhiary YM, Morgano SM, Giordano RA. Effects of acid hydrolysis and mechanical polishing on surface residual stresses of low-fusing dental ceramics. J Prosthet Dent. 2003;90:133–142
  14. American Society for Testing and Materials . Standard test method for flexural strength of advanced ceramics at ambient temperature. [ASTM C 1161-02c] West Conshohocken (PA): ASTM International; March 2004;

PII: S0022-3913(05)00440-3

doi: 10.1016/j.prosdent.2005.08.014

Journal of Prosthetic Dentistry
Volume 94, Issue 5 , Pages 421-429 , November 2005

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