Coefficient Of Thermal Expansion Of Dental Materials

Versluis a 1 douglas wh sakaguchi rl.

Coefficient of thermal expansion of dental materials. Dent mater 12 290 294 september 1996 thermal expansion coefficient of dental composites measured with strain gauges antheunis versluisl william h. The values for unfilled polymers however are five to seven times those of teeth with ceramic being to. Additive manufacturing 3d printing battery supercapacitor materials biomaterials catalysts covid 19 prevention materials dental materials electronics materials fuel cell materials glass. Thermally induced stresses may develop at metal porcelain system interfaces due to differences in the coefficients of thermal expansion of the porcelains metals and metal oxides.

Cte is used for design purposes to determine if failure by thermal stress may occur. The relationship between the coefficients of thermal expansion of human teeth and restorative materials is important and table 2 1 shows that the values for amalgam and composites are about three to five times those of human teeth. 1 minnesota dental research center for biomaterials and biomechanics university of minnesota minneapolis usa. Thermal expansion coefficient of metals materials.

Understanding the relative expansion contraction characteristics of materials is important for application success. Sakaguehi2 minnesota dental research center for biomaterials and biornechanics university of minnesota minneapolis minnesota usa zdepartment of biomaterials and biomechanics oregon health sciences university portland. Thermal expansion coefficient of dental composites measured with strain gauges.