Journal ArticleDOI
High temperature mechanical properties of Al2O3/TiC micro–nano-composite ceramic tool materials
TLDR
In this article, a type of Al 2 O 3 -based composite ceramic tool material simultaneously reinforced with micro-scale and nano-scale TiC particles was fabricated by the hot-pressing technology with different contents of cobalt additive.About:
This article is published in Ceramics International.The article was published on 2013-12-01. It has received 42 citations till now. The article focuses on the topics: Flexural strength & Grain Boundary Sliding.read more
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Ultra-High Temperature Materials III: Refractory Carbides II (Ti and V Carbides)
TL;DR: In this article, the authors provide a thorough treatment of ultra-high temperature materials with melting (sublimation or decomposition) points around or over 2500 °C, including binary, ternary and multi-component systems.
Journal ArticleDOI
High-temperature oxidation resistance, mechanical and wear resistance properties of Ti(C,N)-based cermets with Al0.3CoCrFeNi high-entropy alloy as a metal binder
TL;DR: In this paper, the performance of the Ti(C,N)-based cermets with HEA metal binder (cermets TA) was comprehensively investigated and compared with the conventional Ni-Co metal binders.
Journal ArticleDOI
Fabrication and characterization of Si3N4 reinforced Al2O3-based ceramic tool materials
TL;DR: In this paper, a core-shell structure with Si 3 N 4 as core and Al 2 O 3 as shell was firstly formed in the composite, and the coreshell structure was generated through a rapid dissolution-transport-precipitation process.
Journal ArticleDOI
Influence of Y2O3 on the microstructure and tribological properties of Ti-based wear-resistant laser-clad layers on TC4 alloy
TL;DR: Multi-track Ti-based wear-resistant composite coatings were fabricated on TC4 alloy surfaces using laser-clad TC4+Ni45+Co-WC mixed powders with different Y2O3 contents as discussed by the authors.
Journal ArticleDOI
Graphene nanosheets toughened TiB2-based ceramic tool material by spark plasma sintering
TL;DR: In this paper, a composite ceramic tool material was fabricated by spark plasma sintering with 0.1% graphene nanosheets, which achieved a fracture toughness of 7.9% and Vickers hardness of 20.7%.
References
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Journal ArticleDOI
Toughening of a Particulate-Reinforced Ceramic-Matrix Composite by Thermal Residual Stress
TL;DR: In this paper, the micromechanics involved in increased crack growth resistance, due to the addition of TiB2 particulate in a SiC matrix was analyzed both experimentally and theoretically.
Journal ArticleDOI
On the toughness of brittle materials reinforced with a ductile phase
TL;DR: In this paper, the authors present some observations in several composite systems of toughening by a plastic stretching mechanism and describe models of the stretching process, and some of the salient aspects of the toughness of brittle matrices emerge from a comparison between theory and experiment.
Journal ArticleDOI
High‐Temperature Mechanical Behavior of Stoichiometric Magnesium Spinel
TL;DR: In this paper, the elastic and mechanical properties of Stoichiometric polycrystalline magnesium aluminum spinel have been studied from room temperature up to 1300deg;C. Elastic modulus, fracture toughness, and modulus of rupture measurements and observations of polished and fracture surfaces have been performed.
Journal ArticleDOI
Nanocomposites—a new material design concept
Seong-Min Choi,Hideo Awaji +1 more
TL;DR: In this article, a review of the fracture properties of nanocomposites is presented, emphasizing the newly developed concept of material design for ceramics and several mechanisms proposed previously to explain these characteristics were reviewed.
Journal ArticleDOI
High-temperature strength of silicon carbide ceramics sintered with rare-earth oxide and aluminum nitride
TL;DR: The effect of sintering additives comprising AlN and Re 2 O 3 on the high-temperature strength of liquid phase-sintered and subsequently annealed SiC ceramics was investigated in this paper.