Results 11 to 20 of about 5,055 (299)

A comparison of the traditional casting method and the galvanoforming technique in gold alloy prosthetic restorations [PDF]

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2015
Gold is a dental material with very good mechanical properties. It is also aesthetic and biocompatible with the tissues of the oral cavity even at 100% purity.
Sarna-Boś Katarzyna   +5 more
doaj   +5 more sources

Gypsum-bonded Investment and Dental Precision Casting (II) Investment for the Quick Casting Technique [PDF]

open access: yesDental Materials Journal, 2003
Part I of this study presented a hypothesis that the thermal expansion of gypsum-bonded investment should become higher under heating conditions favorable for the formation of ahemihydrate. The present study aimed at proving this hypothesis by simulating the rapid heating condition employed in the quick casting technique.
Toshiko, Mori, Farzaneh, Aghajani
core   +5 more sources

Casting made simple using modified sprue design: An in vitro study [PDF]

open access: yesIndian Journal of Dental Research, 2014
Background: Success in dental casting restorations for fixed partial dentures (FPDs) depends on the castability. Castability is described as the ability of an alloy to faithfully reproduce sharp detail and fine margins of a wax pattern.
B Eswaran Baskaran   +5 more
doaj   +2 more sources

Gypsum-bonded Investment and Dental Precision Casting (III) Composition of Investment for the Quick Casting Technique [PDF]

open access: yesDental Materials Journal, 2004
A simultaneous differential thermal analysis and thermogravimetry method previously established was used to estimate the composition of gypsum-bonded investment marketed for the quick casting technique. Three commercial investments of this type were heated to 700 degrees C at 10 degrees C/min and the hemihydrate content was estimated by the mass ...
Toshiko, Mori, Farzaneh, Aghajani
core   +5 more sources

The Dental Technology in Art Foundry [PDF]

open access: yesThe Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2012
The paper presents results of a study undertaken to implement the dental casting technique of small parts characterized by extremely complex drawings of surfaces and thicknesses reduced specific objects.
Gheorghe FLOREA   +2 more
doaj   +2 more sources

Influence of the casting material on the dimensional accuracy of dental dies [PDF]

open access: yesBrazilian Oral Research, 2011
The purpose of this study was to evaluate the dimensional accuracy of different materials used in the confection of dies. Two stainless steel standard models were confected.
Daher Antonio Queiroz   +4 more
doaj   +2 more sources

Distinctive analysis of the shear bond strength of Porcelain Fused Metal substructure fabricated by conventional casting, direct metal Laser Sintering and CAD-CAM processing techniques: Shear bond strength of PFM Substructure fabricated by conventional casting, direct metal Laser Sintering and CAD-CAM Techniques [PDF]

open access: yes, 2022
Background: The use of metal-ceramic restorations began in the late 1950’s allowing the development of prosthetic rehabilitation with better cosmetic results replacing previously in-demand precious metals.
Daram, Tejasvi   +2 more
core   +1 more source

Effect of phosphate-bonded investments on titanium reaction layer and crown fit

open access: yesBrazilian Oral Research, 2010
This study analyzed the reaction layer and measured the marginal crown fit of cast titanium applied to different phosphate-bonded investments, prepared under the following conditions (liquid concentration/casting temperature): Rema Exakt (RE) - 100%/237 ...
Sicknan Soares da Rocha   +4 more
doaj   +1 more source

Volumetric Analysis of Post Space Impressions Made using Digital Scan and Cone Beam Computed Tomography Imaging: An In-vitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Introduction: Digital impressions are dental scans captured using Three-dimensional (3-D) scanning technology. Scanning deeper areas can affect the accuracy and completeness of the digital impression, potentially leading to inaccuracies in the final ...
N Vanamala   +5 more
doaj   +1 more source

Inflammatory Response to Cobalt-Chromium Alloys Fabricated With Different Techniques

open access: yeseJournal of Oral Maxillofacial Research, 2021
Objectives: To explore the in vitro cytokine expression of human peripheral blood mononuclear cells exposed to cobalt-chromium alloys, manufactured with different techniques, in comparison with commercially pure titanium grade 4 and titanium alloy grade ...
Maria Kassapidou   +5 more
doaj   +1 more source

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