Cobalt-chrome - Wikipedia
Cobalt-chrome or cobalt-chromium (CoCr) is a metal alloy of cobalt and chromium. Cobalt-chrome has a very high specific strength and is commonly used in gas turbines, dental implants, and orthopedic implants. [1]
Physico-mechanical properties and prosthodontic applications …
Jun 2, 2014 · Cobalt-Chromium (Co-Cr) alloys are among the best-known base metal alloys in dentistry with various and successful clinical applications. Most of the Co-Cr alloys currently used in industrial and biomedical fields evolved from the work of …
Cobalt chromium alloys in fixed prosthodontics: Investigations of ...
Jun 22, 2023 · Cobalt chromium (Co-Cr) alloys possess beneficial mechanical properties because alloys, even in thin sections, can resist high mastication forces and exhibit an acceptable bond to the surface porcelain layer. Traditional manufacturing techniques of Co-Cr alloys such as casting have been replaced with newer fabrication techniques, such as ...
Processing of Cobalt-Chrome Dental Alloys | SpringerLink
Feb 20, 2024 · Cobalt–Chromium (Co–Cr) alloys are used in dental prosthetics for removable partial denture restorations, complete cast metal-ceramic restorations, dental bridges, crowns, and implants.
Casting over Metal Method Used in Manufacturing Hybrid Cobalt …
Jan 23, 2021 · Cobalt–chromium (Co–Cr) alloys are the most widely used materials for removable and fixed dental prosthetic frameworks. The fitting accuracy between these components in dental prosthetic frameworks assembles (DPFAs) is largely influenced by the manufacturing method.
Abstract Cobalt–Chromium (Co–Cr) alloys are used in dental prosthetics for removable partial denture restorations, complete cast metal-ceramic restorations, dental bridges, crowns, and implants.
Study on the Surface of Cobalt-Chromium Dental Alloys and Their ...
Apr 22, 2022 · Co–Cr–Mo alloys cast by the conventional method are composed of two phases (phase ɣ, with a cubic structure with centred faces, and phase ɛ, with a hexagonal structure), being stable at both high and low temperatures.
Cobalt Chrome [Material Data Sheet] COMPOSITION % Co Balance Cr 27 - 30 Mo 5 - 7 Mn <1 Si <1.3 Fe <0.75 Ni <0.5 C <0.35 N <0.25 MECHANICAL PROPERTIES 1 Shop System™ ISO 22674 Shop System™ ASTM F75 Standard As-Sintered type 4 Sintered and HIP 2 as cast Ultimate tensile strength - xy (MPa) ASTM E8M 600 ± 13 — 672 ± 21 655
Mechanical properties and biocompatibility of various cobalt …
Aug 1, 2023 · After the electrochemical etching, a dendritic structure of the CoCr-based samples can be seen. The microstructure of the Co–Cr–Mo and L alloys is dendritic which is typical for cast materials.
Cast Chromium-Cobalt Alloys - Dental Clinics
The chromium-cobalt castings represent an important group of alloys in the field of partial denture prosthesis. In recent years the properties of these alloys and the related investment materials and casting techniques have come to be better understood.