Research Article

Mechanical Properties of Elastomeric Impression Materials: An In Vitro Comparison

Table 1

Information on the materials tested.

GroupMaterial (trade name)ManufacturerViscosityCompositionSetting time

Acqu-HBAquasil ULTRA DECA Heavy (dynamic mix)Dentsply DeTrey GmbH, Konstanz, GermanyHBPolyvinylsiloxaneRegular
Hydro-HBHydrorise Heavy (dynamic mix)Zhermack SpA, Badia Polesine (RO), ItalyHBPolyvinylsiloxaneRegular
Affi-HBAffinis System Heavy Body 360 (dynamic mix)Coltène/Whaledent AG, Altstätten, SwitzerlandHBPolyvinylsiloxaneRegular
Flexi-HBFlexitime DYNAMIX Heavy Tray (dynamic mix)Heraeus Kulzer GmbH, Hanau, GermanyHBPolyvinylsiloxaneRegular
Impr-HBImpregum PENTA Duosoft H (dynamic mix)3M ESPE, Seefeld, GermanyHBPolyetherRegular
Exa-HBExa’lence Regular Set Heavy (dynamic mix)GC Corporation, Tokyo, JapanHB Vinylpolyether siliconeRegular

Acqu-MBAquasil ULTRA MONO (syringe automix)Dentsply DeTrey GmbH, Konstanz, GermanyMBPolyvinylsiloxaneRegular
Hydro-MBHydrorise Regular Body (syringe automix)Zhermack SpA, Badia Polesine (RO), ItalyMBPolyvinylsiloxaneRegular
Affi-MBAffinis Regular Body (syringe automix)Coltène/Whaledent AG, Altstätten, SwitzerlandMBPolyvinylsiloxaneRegular
Flexi-MBFlexitime Medium Flow (syringe automix)Heraeus Kulzer GmbH, Hanau, GermanyMBPolyvinylsiloxaneRegular
Exa-MBExa’lence Medium Body (syringe automix)GC Corporation, Tokyo, JapanMBVinylpolyether siliconeRegular

Acqu-LBAquasil ULTRA LV (syringe automix)Dentsply DeTrey GmbH, Konstanz, GermanyLBPolyvinylsiloxaneRegular
Hydro-LBHydrorise Light Body (syringe automix)Zhermack SpA, Badia Polesine (RO), ItalyLBPolyvinylsiloxaneRegular
Affi-LBAffinis Light Body (syringe automix)Coltène/Whaledent AG, Altstätten, SwitzerlandLBPolyvinylsiloxaneRegular
Flexi-LBFlexitime Light Flow (syringe automix)Heraeus Kulzer GmbH, Hanau, GermanyLBPolyvinylsiloxaneRegular
Impr-LBImpregum Garant Duosoft L (syringe automix)3M ESPE, Seefeld, GermanyLBPolyetherRegular
Exa-LBExa’lence Light Body (syringe automix)GC Corporation, Tokyo, JapanLBVinylpolyether siliconeRegular

HB = heavy body; MB = medium body; and LB = light body.