Results 1 to 10 of about 13,108 (235)

Role of acid-base interactions in synthesis of cordierite from talc and sillimanite group minerals [PDF]

open access: yesScience of Sintering, 2013
It has been found that the mechanical activation of mixtures of sillimanite group minerals with talc and silica additives in grinding-activating devices with periodic and flow action provides significant acceleration of their interaction with ...
Avvakumov E.G.   +3 more
doaj   +3 more sources

Thermally induced conversion of Mg2+ cation exchanged LTA, FAU, GIS and SOD zeolites: Syntheses and characterization of γ-cordierite, a new Mg2Al4Si5O18 polymorph [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
The thermal behaviours of fully Mg2+ cation exchanged LTA, FAU (X and Y species), GIS and SOD zeolites were investigated in the temperature range from ambient to 1400 °C.
Dimitrijević Radovan, Dondur Vera
doaj   +3 more sources

Formation of anorthite containing cordierite materials through reaction sintering kaolin, MgO and CaO precursors [PDF]

open access: yesScience of Sintering, 2020
The effect of CaO on cordierite formation from kaolin-MgO-CaO powder mixtures, milled for 5 h and reaction sintered for 2 h in the temperature range 900-1400°C, was investigated.
Lamara Smail   +4 more
doaj   +1 more source

An investigation about the mechanical and corrosion properties of cordierite based ceramic composites [PDF]

open access: yesProcessing and Application of Ceramics, 2023
One of the essential phases in the MgO-Al2O3-SiO2 (MAS) system, cordierite, has the chemical formula 2MgO• 2 Al2O3 • 5 SiO2. Therefore, cordierite is generally produced from natural raw materials by liquid phase sintering. In this study, dense cordierite
Parlak Tuğba Tunç   +4 more
doaj   +1 more source

Influence of the cordierite lining on the lost foam casting process [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2003
This paper discuss the influence of the refractory cordierite lining on the structure and mechanical properties of Al-Si and Al-Cu casings obtained from the Lost foam casting process.
Trumbulović Ljiljana   +3 more
doaj   +1 more source

Mechanochemical activation of batch during fabrication of highly-porous cordierite materials based on natural oxide compounds [PDF]

open access: yesScience of Sintering, 2006
Using X-ray diffraction analysis and infrared spectroscopy techniques, the effect of additives on phase composition variation during mechanochemical activation of a kaolin-containing cordierite batch was investigated.
Antsiferov V.N.   +2 more
doaj   +1 more source

Effect of Cordierite Additions on Mechanical Properties of Hydroxyapatite Used in Medical Applications [PDF]

open access: yesEngineering and Technology Journal, 2023
In this study, a novel bioceramic material with improved mechanical properties was prepared to be consentient with the mechanical requirements of living bodies.
Zainab Kadhim   +2 more
doaj   +1 more source

Sulphurization of cordierite, Minas da Panasqueira, Portugal [PDF]

open access: yesBulletin of the Geological Society of Finland, 1969
Iron-magnesium cordierite in the metasomatized contact hornfelses of the mineralized Panasqueira granite has been converted to the assemblage: Mg-cordierite, andalusite, quartz, magnetite, and pyrite and/or arsenopyrite.
A.H. Clark
doaj   +1 more source

Preparation of pure cordierite through heat treatment of combustion synthesized magnesium aluminate spinel and silica nanoparticles [PDF]

open access: yesJournal of Particle Science and Technology, 2023
In the present work, cordierite single-phase powders with high purity were synthesized during a two-step process. First, magnesium aluminate spinel powders were prepared via the KCl-assisted solution combustion route.
Hadiseh Balalizadeh   +2 more
doaj   +1 more source

Ultra-high-frequency radio-transparent ceramics of cordierite composition doped with MgO–Al2O3–B2O3–SiO2 glass: Synthesis, microstructure, thermal and physical properties

open access: yesOpen Ceramics, 2023
The paper presents the results of a study of radio-transparent cordierite ceramics, in which a part of the components was introduced using the eutectic glass of the MgO–Al2O3–SiO2 pseudoternary system.
A.V. Zaichuk   +3 more
doaj   +1 more source

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