Results 1 to 10 of about 29,597 (295)

A new dental casting technique for production of void-free dental models [PDF]

European Oral Research, 2020
Purpose An essential of successful dental prosthesis is dental models. Voids present in dental models decreases accuracy and strength. This study investigates void formation in models fabricated by a new technique.
Nuran Özyemişci Cebeci, Mehmet Yorulmaz   +1 more
doaj   +7 more sources

Comparison of torch with electric arc casting in the lost wax technique for the cast dental stud protocol. [PDF]

PLoS ONE
The aim of this study was to compare the compressive strength, microstructural characteristics, and cost-effectiveness of cast dental posts fabricated using two techniques: torch casting (TC) and electric arc casting (EAC), both integral to the lost wax ...
Víctor Hugo Gonzalo Quispe Mamani, César Alberto Luna Castillo, Dina Miryan Alanoca Sejje, Luis Alexander Orrego-Ferreyros   +3 more
doaj   +5 more sources

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

Brazilian 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, Fabiane Nogueira, Anelise Rodolfo Ferreira Pieralini, Ricardo Faria Ribeiro, Gelson Luis Adabo   +4 more
doaj   +5 more sources

Evaluation of dimensional accuracy of dental bridges manufactured with conventional casting technique and CAD/CAM system with Ceramill Sintron blocks using CMM [PDF]

Journal of Dental Research, Dental Clinics, Dental Prospects, 2018
Background. Recently, non-presintered chromium-cobalt (Cr-Co) blocks with the commercial name of Ceramill Sintron were introduced to the market. However, comprehensive studies on the dimensional accuracy and fit of multi-unit frameworks made of these ...
Alireza Izadi, Fariborz Vafaee, Arash Shishehian, Ghodratollah Roshanaei, Behzad Fathi Afkari   +4 more
doaj   +3 more sources

The accuracy of custom-made metal posts manufactured using selective laser sintering versus conventional casting techniques: a laboratory study [PDF]

BMC Research Notes
Background The purpose of this study was to evaluate the efficacy of selective laser sintering (SLS) against the traditional casting method in fabricating customized Co-Cr dental posts, employing 3D coordinate metrology for analysis. Methods A 10 mm post
Ahmad Abdulkareem Alnazzawi, Mohammed Ahmed Alghauli, Ahmed E. Farghal, Afaf Noman AboAlrejal, Ahmed Yaseen Alqutaibi   +4 more
doaj   +2 more sources

Effects of Casting Methods over the Composition Stability of the Dental Casting Alloy [PDF]

Journal of Clinical and Diagnostic Research, 2022
Introduction: Alloys with high nickel content have been increasingly used for dental prostheses. The dental casting machines are regularly used to make dental restorations.
Shubha Joshi, Pronob Kumar Sanyal, Jyotsna Arun Patil   +2 more
doaj   +1 more source

Evaluation of Hardness and Fracture Toughness of Feldspathic Porcelain by Various Surface Finishing Techniques [PDF]

Journal of Clinical and Diagnostic Research, 2022
Introduction: Dental porcelain is fired at a high temperature inside the furnace and subsequently glazed for intraoral use as a restoration. There is no clarity on the correlation between physical properties of porcelain and its surface finishing ...
Khalid Ghiaz, Vasanthakumar, Deepak Kamalanathan, T Anjan Kumar, R Akhila, Hariharan Ramakrishnan, NS Azhagarasan   +6 more
doaj   +1 more source

Differences between the Fittings of Dental Prostheses Produced by CAD-CAM and Laser Sintering Processes

Journal of Functional Biomaterials, 2023
Digital dentistry and new techniques for the dental protheses’ suprastructure fabrication have undergone a great evolution in recent years, revolutionizing the quality of dental prostheses. The aim of this work is to determine whether the best horizontal
Mariano Herrero-Climent, Miquel Punset, Meritxell Molmeneu, Aritza Brizuela, Javier Gil   +4 more
doaj   +1 more source

Microstructure of Co–Cr Dental Alloys Manufactured by Casting and 3D Selective Laser Melting

Успехи физики металлов, 2022
The review analyses the microstructure of the commercial Co–Cr–(Mo, W) dental alloys fabricated by 3D digital selective laser melting (SLM), which is the most promising technique among the emerging additive fabrication technologies used for metal ...
M. O. Vasylyev, B. M. Mordyuk, S. M. Voloshko, and P. O. Gurin
doaj   +1 more source

Recasting of Base Metal Alloys and its Effect on Metal Ceramic Bond Strength [PDF]

Journal of Clinical and Diagnostic Research, 2021
Introduction: A steep rise in the cost of noble metals leads to use of base metal alloys, due to their low cost, good mechanical properties and low density.
PREETI KUMARI, SANDEEP GARG, NIDHI MANGTANI KALRA   +2 more
doaj   +1 more source