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refractory materials composite using method

  • Method of making a composite refractory material

    1995-1-1 · A method for forming improved composite materials using a thermosetting polyester urethane hybrid resin, a closed cavity mold having an internal heat transfer mechanism used in this method, and the composite materials formed by this method having a …

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  • Refractory Composite - an overview | ScienceDirect

    In paper [100], the method of spark plasma sintering (SPS) was used to produce laminated composite materials containing MAX phases of Ti2AlC and Ti3AlC2. A mixture of Ti–Al–TiC powders and a foil of titanium alloy Ti–6Al–4V were placed layer by layer in a graphite mold …

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  • Refractory composite material and method of making

    A method of making a refractory composite material, including the steps of: providing a porous substrate having a first coefficient of thermal expansion, passing gases through the substrate alternately in one direction and then in the opposite direction to deposit, by chemical vapor infiltration, an impermeable layer on the substrate, and

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  • Ceramic composite material with novel structure for ...

    2021-5-31 · The following ideas are considered: ceramic matrix composite (according to fine ceramic materials) or the production of a porous material followed by impregnation and/or other post-treatments.

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  • REFRACTORY COMPOSITE COMPRISING A

    1. A refractory composite comprising: a geopolymer having a composition comprising M 2 O, Al 2 O 3, SiO 2 and H 2 O, where M includes one or more elements selected from the group consisting of: Li, Na, K, Rb and Cs; and a plurality of anisotropic refractory particles dispersed in the geopolymer at a concentration of at least about 15 vol. %. 2. The refractory composite of claim 1, wherein the ...

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  • Combustion joining of refractory materials:

    The combustion-joining (CJ) method, which will be described further, is an attractive approach for bonding refractory materials. Advances in materials joining using combustion phenomena have been discussed in detail in a recent review. Reference Mukasyan and White 4

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  • Combustion joining of refractory materials:

    2009-8-31 · Refractory materials such as carbon possess properties that make joining them difficult. In this work, bonding of a carbon–carbon composite is achieved by employing self-sustained, oxygen-free, high-temperature combustion reactions. The effects of several parameters, such as the composition of the reaction media, and the values

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  • US4497473A - Composite refractory articles and

    A method of manufacturing a composite refractory article having a flow passage through which a molten metal stream may be conducted and comprising a first body of refractory material which defines a surface of that passage, the first body being bonded to a second body of refractory material. The second body is provided to define a passageway of greater cross-sectional dimensions than the flow ...

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  • Numerical Prediction of Effective Thermal Conductivity of ...

    June 2014 Numerical Prediction of Effective Thermal Conductivity of Refractory Materials 147 ducing environment at either 1000°C or 1400°C for 5 h. The open porosity, bulk density and pore size distribu-tion were determined using a mercury porosimeter.

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  • Determination of thermal shock resistance of silicon ...

    2008-1-1 · Experimental method is similar to the procedure described in PRE Refractory Materials Recommendations 1978 (PRE/R5 Part 2).Both materials exhibited excellent resistance to the rapid temperature changes. Samples were not exhibit total destruction during test procedure till 36 cycles. 3.2. Nondestructive measurements3.2.1.

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  • refractory materials applications using method

    A method according to claim 1, wherein said shaping step comprises the manufacture of objects, section members, tubes, or panels of refractory materials. 24. A method according to claim 1, wherein said shaping step comprises application of said paste to a wall which is to be exposed to liquid metal.

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  • REFRACTORY METALS AND COMPOSITE MATERIALS

    2013-12-18 · REFRACTORY METALS AND COMPOSITE MATERIALS. 2 3 POLEMA JSC POLEMA JSC is the leading manufacturer of chromium, molybdenum, tungsten products, metal powders and composite materials. The company is on the top positions of global markets of electrolytic ... the total content of metallic impurities determined using the ICP-MS method MP – Milled ...

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  • Refractory composite material and method of making

    A method of making a refractory composite material, including the steps of: providing a porous substrate having a first coefficient of thermal expansion, passing gases through the substrate alternately in one direction and then in the opposite direction to deposit, by chemical vapor infiltration, an impermeable layer on the substrate, and

    Get Price
  • US4863798A - Refractory composite material and

    US4863798A US07/222,257 US22225788A US4863798A US 4863798 A US4863798 A US 4863798A US 22225788 A US22225788 A US 22225788A US 4863798 A US4863798 A …

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  • US4497473A - Composite refractory articles and

    A method of manufacturing a composite refractory article having a flow passage through which a molten metal stream may be conducted and comprising a first body of refractory material which defines a surface of that passage, the first body being bonded to a second body of refractory material. The second body is provided to define a passageway of greater cross-sectional dimensions than the flow ...

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  • Analysis of existing radioparent refractory materials ...

    2010-10-28 · Cite this article. Suzdal’tsev, E.I., Kharitonov, D.V. & Anashkina, A.A. Analysis of existing radioparent refractory materials, composites and technology for creating high-speed rocket radomes. part 1. analysis of the level of property indices and limiting possibilities of radioparent inorganic refractory materials.

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  • Synthesis of Lithium Oxide Composite with Refractory

    2019-1-31 · materials [1, 2]. Furthermore, lithium composite oxide with refractory metals (Nb and Mo) are also expected as candidate of cathode material due to its good cyclic stability and battery characteristics [3, 4]. The solid phase method and the liquid phase method have been used in the synthesis of cathode materials.

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  • Mechanochemically Activated Phosphate-Containing ...

    2016-5-30 · Development of new highly efficient composite materials is an important area for effective activity of refractory enterprises. It is established that use of binder suspensions as both a mix component, and as an independent material, makes it possible to expand the field of developed material application. The efficiency of using corundum coatings increases heating unit service life.

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  • Numerical Prediction of Effective Thermal Conductivity of ...

    June 2014 Numerical Prediction of Effective Thermal Conductivity of Refractory Materials 147 ducing environment at either 1000°C or 1400°C for 5 h. The open porosity, bulk density and pore size distribu-tion were determined using a mercury porosimeter.

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  • Determination of a homogeneity factor for composite ...

    2017-2-20 · To overcome these problems, a microstructural image analysis technique for the quantification of the distribution (homogeneity) in binary composite materials was developed, and then applied to the reference patterns and the metal silicide‐refractory oxide composites (MoSi 2 –Al 2 O 3, WSi 2 –Y 2 O 3 and WSi 2 –ZrO 2) in the present ...

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  • REFRACTORY METALS AND COMPOSITE MATERIALS

    2013-12-18 · REFRACTORY METALS AND COMPOSITE MATERIALS. 2 3 POLEMA JSC POLEMA JSC is the leading manufacturer of chromium, molybdenum, tungsten products, metal powders and composite materials. The company is on the top positions of global markets of electrolytic ... the total content of metallic impurities determined using the ICP-MS method MP – Milled ...

    Get Price
  • Synthesis of Lithium Oxide Composite with Refractory

    2019-1-31 · materials [1, 2]. Furthermore, lithium composite oxide with refractory metals (Nb and Mo) are also expected as candidate of cathode material due to its good cyclic stability and battery characteristics [3, 4]. The solid phase method and the liquid phase method have been used in the synthesis of cathode materials.

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  • PAPER OPEN ACCESS Refractory and heat-insulating

    Engineering to study the conditions for the production o f refractory composite materials from AS refractories using various industrial wastes in A S mixtures [2]. The dispersed materials, such as a spent alum o chromite AM 2201 catalyst, fireclay dust, and dusty metal processing waste can be used as

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  • Application selection of refractory materials for rotary ...

    In the early 1980s, the refractory materials technology for cement rotary kilns was basically finalized. Generally speaking, in the rotating drums of large SP and PC rotary kilns, the firing belt is directly combined with magnesia chrome bricks, the decomposition belt is made of high alumina bricks, and the rear of the drum is made of alkali ...

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  • Micromechanical modeling of thermo-mechanical

    2020-3-1 · OSTI.GOV Journal Article: Micromechanical modeling of thermo-mechanical properties of high volume fraction particle-reinforced refractory composites using 3D Finite Element analysis

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  • Fabrication of a ceramic/metal (Al2O3/Al) composite

    2020-9-1 · Fused deposition modelling (3D) printing is used extensively in modern fabrication processes. Although the technique was designed for polymer printing, it can now be applied in advanced ceramic research. An alumina/aluminum (Al2O3/Al) composite refractory can be fabricated by mixing metallic aluminum in a polymer t

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  • ASTM International - BOS Volume 15.01 Refractories ...

    C92-95(2015) Standard Test Methods for Sieve Analysis and Water Content of Refractory Materials. C108-46(2018) Standard Symbols for Heat Transmission. C113-14(2019) Standard Test Method for Reheat Change of Refractory Brick. C133-97(2021) Standard Test Methods for Cold Crushing Strength and Modulus of Rupture of Refractories

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  • Ultra-broadband perfect absorber utilizing refractory ...

    We present an ultra-broadband perfect absorber composed of metal-insulator composite multilayer (MICM) stacks by placing the insulator-metal-insulator (IMI) grating on the metal-insulator-metal (MIM) film stacks. The absorber shows over 90% absorption spanning between 570 nm and 3539 nm, with an average absorption of 97% under normal incidence.

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  • Microlayered Composite Materials on Basis of Copper ...

    2014-6-19 · A technology for obtaining microlayered composite materials of Cu-Zr-Y-Mo, Cu-Zr-Y-Cr, Cu-Zr-Y-W and Cu-Zr-Y-C systems by means of high-speed electron-beam evaporation-condensation, structure, electrical, and mechanical properties at ambient and elevated temperatures is developed.

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  • Composite Structure Investigation using ABAQUS

    2021-5-25 · Introduction Composite materials are less expensive and stronger in nature in comparison to conventional materials. They are formed from two or more constituent materials which are different in physical, mechanical and chemical properties. By nature, they are light in weight and extensively employed in spacecrafts, aircrafts, buildings, bridges, racing cars, bathtubs etc.

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  • A method of obtaining a refractory composite products

    (57) Abstract: The invention relates to the production of refractory composite products of a given shape, virtually pore-free, and can be used in the creation of composite materials increased razorscale, erosion resistant electrical materials for use in the air, etc. is that of the powder carbidopa metal is formed into a porous preform, which is then subjected to heat treatment in an ...

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  • International Journal of Refractory Metals & Hard Materials

    2018-6-6 · involving composite materials, and particularly those including soft and hard phases, are quite scarce. ... International Journal of Refractory Metals & Hard Materials 72 (2018) 157–162 ... grain size was measured by linear intercept method using field emission scanning electron microscopy (FESEM) micrographs obtained with a ...

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  • ASTM International - BOS Volume 15.01 Refractories ...

    C92-95(2015) Standard Test Methods for Sieve Analysis and Water Content of Refractory Materials. C108-46(2018) Standard Symbols for Heat Transmission. C113-14(2019) Standard Test Method for Reheat Change of Refractory Brick. C133-97(2021) Standard Test Methods for Cold Crushing Strength and Modulus of Rupture of Refractories

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  • US Patent for Method for producing refractory

    A method for producing aluminum matrix composites containing refractory aluminide whiskers or particulates which are formed in-situ is disclosed. Aluminum and refractory metal materials are blended in powder form and then heated to a temperature above the melting point of aluminum. A solid/liquid reaction between the molten aluminum and solid refractory metal provides a desired volume fraction ...

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  • Performance Evaluation of Refractory Composite

    451 ISSN 1392–1320 MATERIALS SCIENCE (MEDŽIAGOTYRA).Vol. 22, No. 3. 2016 Performance Evaluation of Refractory Composite Coatings in Potassium Rich Environment Kristina BRINKIENĖ , Jūratė ČĖSNIENĖ, Regina KALPOKAITĖ-DIČKUVIENĖ, Irena LUKOŠIŪTĖ

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  • The application and trend of refractories for glass kiln -2

    2021-5-28 · The former general test method using rotary erosion, the latter generally use finger test method and clamp eddy test method etc.. However, these methods for all of the refractory and glass, are not able to correctly showed good reproducibility of its corrosion resistance, and hope to have good erosion test methods of reproduction, so that ...

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  • PAPER OPEN ACCESS Sol-Gel synthesis of high

    synthesis of composite materials on its basis via introduction of finely dispersed powders of α-Si 3 N 4 and β-Si 3 N 4, Y 2 O 3, ZrO 2 and HfO 2 using of spark plasma sintering and to examine the influence of the nature of refractory oxides on the sintering, phase composition, structure and properties of the materials obtained. 2. Experimental

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  • Glass,Ceramic,Refractory,Superalloy|High Temperature ...

    KR 102201370 B1, Published: Jan 11, 2021, Fireproof Sleeve With Refractory Materials. KR 102201372 B1, Published: Jan 11, 2021, Fireproof Sleeve With Refractory Materials. PL 236573 B1, Published: Jan 25, 2021, Method For Producing High-refractory Material,

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  • [PDF] Macrokinetic Analysis of Refractory Compound ...

    From the standpoint of the classical theory of combustion, the analysis of the electro-thermal explosion (ETE) of heterogeneous condensed systems has been carried out. The ETE is one of the variants of a dynamic thermal explosion in which an exothermic reaction proceeds under conditions of heating a substance by passing an electric current. The rate of solid-phase interaction of reagents in ...

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  • High-Temperature Corrosion of Refractory Materials

    2019-5-25 · When biomass and waste fuels are burned, alkalis and chlorine may form corrosive vapors and deposits, which can cause corrosion of boiler refractories. A laboratory method for studying refractory deterioration at temperatures and conditions relevant for biomass and waste fuel combustion was developed. Alumina refractory samples were exposed to a K2CO3–KCl mixture at 800 and 1000 °C …

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  • A method of obtaining a refractory composite products

    (57) Abstract: The invention relates to the production of refractory composite products of a given shape, virtually pore-free, and can be used in the creation of composite materials increased razorscale, erosion resistant electrical materials for use in the air, etc. is that of the powder carbidopa metal is formed into a porous preform, which is then subjected to heat treatment in an ...

    Get Price
  • Method for protecting products made of a refractory ...

    1995-11-8 · the refractory material is a composite material selected from carbon--carbon and carbon-SiC composite materials. 4. A method of obtaining a product of refractory material that is protected against oxidation, according to claim 3, the method comprising the steps consisting in:

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  • US Patent for Method for producing refractory

    A method for producing aluminum matrix composites containing refractory aluminide whiskers or particulates which are formed in-situ is disclosed. Aluminum and refractory metal materials are blended in powder form and then heated to a temperature above the melting point of aluminum. A solid/liquid reaction between the molten aluminum and solid refractory metal provides a desired volume fraction ...

    Get Price
  • Mechanical Properties and Microstructure Fractal Analysis ...

    2015-12-11 · The surface topography analysis via fractals as a means of explanation of composite materials mechanical and microstructural characteristics has hardly been reported so far. This study proposes a method of fractal analysis and its application to refractory …

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  • Int. Journal of Refractory Metals & Hard Materials

    2009-2-20 · ments of the composite materials and of the WC and Co references. The changes of residual stresses in the WC and Co ... Int. Journal of Refractory Metals & Hard Materials 27 (2009) 282–287 Contents lists available at ScienceDirect ... The spectra are analysed using the Rietveld refinement method using the GSAS software [8].

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  • Refractory Characteristics of Aluminum Dross-Kaolin

    Refractory Characteristics of Aluminum Dross-Kaolin Composite S. O. Adeosun, E. I. Akpan & M. O. Dada JOM The Journal of The Minerals, Metals & Materials Society (TMS) ISSN 1047-4838 Volume 66 Number 11 JOM (2014) 66:2253-2261 DOI 10.1007/s11837-014-1179-5 1 23 Your article is protected by copyright and all rights are held exclusively by The Minerals, Metals & Materials Society.

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  • Heat Transfer Design Considerations for Refractory

    2009-11-11 · conductivity in a one layer refractory system using a 1D heat transfer model. 4 Analysis for a two layer system with and without air gaps Due to the fact that small air gaps exist be-tween refractory composite layers a 1D mod-el was developed which included an air gap at the interface between the two concrete layers in order to study the effect ...

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  • Engineering resilience with precast monolithic

    2019-9-12 · The quality of the installation method and process would also have a significant effect on the lifetime of the lining. The use of a precast refractory crucible could eliminate the variability of the working lining installation and allow the use of refractory materials that would be more resistant to corrosion and thermal cycle damage.

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  • Analysis and Prediction of Corrosion of Refractory ...

    2020-10-23 · A thermodynamics method was used to study the thermodynamic properties of three common sodium salts (NaCl, Na 2 CO 3 and Na 2 SO 4) on the corrosion of refractory materials (MgO·Cr 2 O 3, MgO·Al 2 O 3, Al 2 O 3, MgO and Cr 2 O 3). The results determined that MgO has the best corrosion resistance and is not corroded by the three sodium salts.

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  • Modeling of the Mechanical Behavior of Fiber-Reinforced ...

    2015-1-3 · The method is based on the fact that the pore absorb more light and they occur as part of the picture darker when compared with solid material. Showing porosity of the material and method for determining the share of pores is given in Fig. 1. The SEM images were obtained using a scanning electron microscope (SEM), the Jeol JSM 5800,

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  • Fabrication of a ceramic/metal (Al2O3/Al) composite by

    composite material. As shown in Fig. 1C, the temperature pro le of the sintering process implied that a low heating rate (0.4 C min 1) was critical to obtain any desired 3D shape because a high heating rate might destroy the original printed structure. A er the sintering process, the Al 2O 3/Al composite can function as a refractory. The ...

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  • REFRACTORY AND CERAMIC MATERIALS - CORE

    2020-1-17 · REFRACTORY AND CERAMIC MATERIALS CRACK RESISTANCE OF MODERN CERAMICS AND CERAMIC COMPOSITES. II. EF METHOD G. A. Gogotsi UDC 621.762 The procedure and test results are for crack resistance are presented for various monolithic and composite oxide and nonoxide ceramics by chipping the rectangular edge of a polished specimen. The

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  • Accelerated Development of Refractory

    Accelerated Development of Refractory Nanocomposite Solar Absorbers using Bayesian Optimization - Volume 5 Issue 29-30 ... Based on a semi-analytical scattering matrix method, the design of spectrally selective absorber is optimized over a variety of layer thicknesses to maximize the overall solar absorptance. ... characterization results ...

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  • International Journal of Refractory Metals & Hard Materials

    2018-6-6 · involving composite materials, and particularly those including soft and hard phases, are quite scarce. ... International Journal of Refractory Metals & Hard Materials 72 (2018) 157–162 ... grain size was measured by linear intercept method using field emission scanning electron microscopy (FESEM) micrographs obtained with a ...

    Get Price
  • [PDF] Macrokinetic Analysis of Refractory Compound ...

    From the standpoint of the classical theory of combustion, the analysis of the electro-thermal explosion (ETE) of heterogeneous condensed systems has been carried out. The ETE is one of the variants of a dynamic thermal explosion in which an exothermic reaction proceeds under conditions of heating a substance by passing an electric current. The rate of solid-phase interaction of reagents in ...

    Get Price
  • PRODUCTION AND CHARACTERIZATION OF CLAY

    2014-7-30 · It was however concluded that the composite grade containing 40 wt % carbonized palm kernel shell and 60% ifon clay, had the best combination of mechanical properties of all the composites produced. Keywords: clay bonded carbon refractory, composite, palm kernel shell 1. INTRODUCTION Refractory materials are non-metallic materials

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  • Mechanical Properties and Microstructure Fractal Analysis ...

    2015-12-11 · The surface topography analysis via fractals as a means of explanation of composite materials mechanical and microstructural characteristics has hardly been reported so far. This study proposes a method of fractal analysis and its application to refractory …

    Get Price
  • Application selection of refractory materials for rotary ...

    In the early 1980s, the refractory materials technology for cement rotary kilns was basically finalized. Generally speaking, in the rotating drums of large SP and PC rotary kilns, the firing belt is directly combined with magnesia chrome bricks, the decomposition belt is made of high alumina bricks, and the rear of the drum is made of alkali ...

    Get Price
  • Thermal decomposition and reaction sintering for

    2021-2-5 · mullite-zirconia composite material was prepared using the electrofusion method, and the starting materials were Al 2 O 3 and ZrSiO 4. This process is conducted at high temperature due to the high thermodynamic stability of zirconia for synthesizing the refractory materials [6, 12]. The chemical reactions for the preparation of mullite-zirconia ...

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  • Mechanical characterization of composites prepared from

    2020-11-6 · Mechanical characterization of composites prepared from WC powders coated with Ni rich binders C.M. Fernandesa, A.M.R. Senosa,*, M.T. Vieirab, J.M. Antunesc aDepartment of Ceramics and Glass Engineering, CICECO, University of Aveiro, 3810-193 Aveiro, Portugal b ICEMS, Mechanical Engineering Department, Polo 2 of University of Coimbra, 3030-201 Coimbra, Portugal

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