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design of refractory materials

  • Natural-mixing guided design of refractory high

    2020-8-24 · A refractory high-entropy alloy was designed with the composition chosen based on the natural-mixing characteristics among refractory elements; this …

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  • Materials | Special Issue : Design, Manufacturing, and ...

    Refractory materials are strategic materials taking into account the fact that they enable the production of strategic building materials, such as steel, cement, or glass. Additionally, they ensure safe human work and eco-friendliness.

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  • (PDF) Prospects of Nanotechnology and Design of

    Prospects of nanotechnology and materials design on the basis of refractory compounds (in Russian) December 2018 · Izvestiya vuzov Poroshkovaya metallurgiya i funktsional’nye pokrytiya Igor L ...

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  • Refractory Material - an overview | ScienceDirect Topics

    Refractory materials that keep their chemical and physical strength at temperatures above 500 °C are of high importance for metallurgical and other industrial processes. They consist of alumina, magnesia, silica, lime, and other metal oxides. Global production for the metal, glass, and ceramics industries is about 12 million metric tons.

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  • Refractory Design and Installation Services

    Refractory Design and Installation Services. Capital’s refractory engineering and installation team have over 30 years of experience in the design and installation of refractory materials for aluminium customers; this helps us give the optimum solution for new builds, relines and repairs. Our solutions include monolithic, big block, brick, or ...

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  • 13 Types of Refractory Materials and Their Applications

    Refractory materials form part of a containment system that serves to contain the high-temperature process materials, allowing the chemical reactions to occur and preserving the energy required...

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  • (PDF) A review of carbon-based refractory materials

    2019-9-4 · Most refractory materials consist of particles bonded together that have high melting temperatures. At high temperatures, these particles melt and form slag. The melting point of the refractory is the temperature at which a test pyramid (cone) fails to support its own weight.

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  • FURNACES AND REFRACTORIES - Modern Eq

    2004-9-30 · Refractory linings must be installed in plants and furnaces operated by the nonferrous metal, iron and steel, glass, construction material, chemical and petrochemical industries as well as in power...

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  • Design, Installation, and Maintenance of Refractories ...

    2020-11-29 · Refractory design, installation, and maintenance are discussed in this chapter. The different aspects of refractory design, e.g., as arch design, roof design, expansion joints in the lining, and the stress developed in the lining in preheating, are addressed in this chapter. The characteristics of different kinds of monolithic refractories and how ...

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  • Refractory Material - an overview | ScienceDirect Topics

    Furnaces are built of refractory materials —heat resisting substances often in the form of bricks of standard shapes made from selected clays and other rocks blended, moulded to shape and fired at high temperature. These bricks are assembled within a steel or cast iron framework or shell to form the furnace, flues and other accessory parts which reach high temperatures.

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  • Refractory Materials - htl-enertherm.eu

    Refractory materials include dense shaped refractory products, refractory bricks and insulating bricks, fiber-based refractory products as well as unshaped products. At Fraunhofer-Center HTL, refractory materials with optimized property profiles are developed to identify and deliver resource and energy-efficient solutions for various fire-proof applications.

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  • Rethinking refractory design - digitalrefining.com

    The vast majority of refractory, by volume, used in the refining and petrochemical sectors is in the form of brick or castable. These allow for the greatest flexibility in installation, but greatly limit the ability to develop innovative component and assembly designs that work to the inherent strengths of refractory materials, which can, in turn, ...

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  • Design of high-strength refractory complex solid

    2018-3-28 · A team led by Duane Johnson at Iowa State University, USA, applied density functional theory to explore the design space formed by five refractory elements (molybdenum, tungsten, tantalum ...

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  • Overview of Refractory Materials - pdhonline.com

    2012-5-29 · refractory materials such as magnesia, which has a melting point of 5070 degrees. Requirements of Right Refractory The general requirements of a refractory material can be summed up as: 1) Its ability to withstand high temperatures and trap heat within a limited area like a furnace;

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  • A review of carbon-based refractory materials and their ...

    2021-1-25 · Refractory materials form part of a containment system that serves to contain the high-temperature process materials, allowing the chemical reactions to occur and preserving the energy required for, or generated by, the process.

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  • Togo, Manufacture and Design Engineering of

    Refractory materials must withstand very different thermal, chemical and mechanical loads. This results in a large number of refractory products: refractory and insulation bricks, dense shaped products, such as basic, fireclay bricks or silica bricks, kiln furniture, fiber materials, as well as unshaped masses for joining, repairs or coatings.

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  • Refractory Manufacturing

    2021-5-13 · Refractory mortar is also used in the manufacture of deflectors for rocket launching systems, making it the most popular raw material in space shuttle manufacturing facilities. Since refractory mortar is made up of water, sand, and cement, there is a strong bond between the two.

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  • Design of high-strength refractory complex solid-solution ...

    2020-10-13 · Design of high-strength refractory complex solid-solution alloys Abstract Nickel-based superalloys and near-equiatomic high-entropy alloys containing molybdenum are known for higher temperature strength and corrosion resistance. Yet, complex solid-solution alloys offer a huge design space to tune for optimal properties at slightly reduced entropy.

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  • Rethinking refractory design - digitalrefining.com

    The vast majority of refractory, by volume, used in the refining and petrochemical sectors is in the form of brick or castable. These allow for the greatest flexibility in installation, but greatly limit the ability to develop innovative component and assembly designs that work to the inherent strengths of refractory materials, which can, in turn, ...

    Get Price
  • Natural-mixing guided design of refractory high

    Here, utilizing natural-mixing characteristics among refractory elements, we designed a Ti 38 V 15 Nb 23 Hf 24 refractory high-entropy alloy that exhibits >20% tensile ductility in the as-cast state, and physicochemical stability at high temperatures. Exploring the underlying deformation mechanisms across multiple length scales, we observe that a rare β'-phase plays an intriguing role in the mechanical …

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  • Overview of Refractory Materials - pdhonline.com

    2012-5-29 · refractory materials such as magnesia, which has a melting point of 5070 degrees. Requirements of Right Refractory The general requirements of a refractory material can be summed up as: 1) Its ability to withstand high temperatures and trap heat within a limited area like a furnace;

    Get Price
  • [1911.10975] Natural-mixing guided design of

    2019-11-25 · Natural-mixing guided design of refractory high-entropy alloys with as-cast tensile ductility. Multi-principal-element metallic alloys have created a growing interest that is unprecedented in metallurgical history, in exploring the property limits of metals and the governing physical mechanisms. Refractory high-entropy alloys (RHEAs) have drawn ...

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  • A review of carbon-based refractory materials and their ...

    2021-1-25 · A freeze lining, or conductive lining, design philosophy comprises a refractory material with high thermal conductivity (and often with a thinner wall or bottom) in conjunction with a robust cooling system to extract the heat away from the refractory material (Lindstad and …

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  • Refractory Metals | Machine Design

    2002-11-15 · Refractory metals are characterized by their extremely high melting points, which range well above those of iron, cobalt, and nickel. They are used in demanding applications requiring...

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  • Heat Transfer Design Considerations For Refractory

    Refractory linings are generally composed of multiple layers of varying insulating materials and a dense abrasion resistant hot face layer.For steady conditions, when the layer is flat or thin (thickness < 5% of the radius of curvature), conduction heat flow, Q, through each layer is well defined by Q = /Δx A ΔT, where is the average thermal conductivity of the layer material, Δx its thickness, A the area for heat …

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  • Natural-mixing guided design of refractory high

    2020-8-24 · Natural-mixing guided design of refractory high-entropy alloys with as-cast tensile ductility|- IMR - Institute for Materials Research, TOHOKU UNIVERSITY.

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  • Refractory Materials: Pocket Manual ; Design,

    Refractory Materials: Pocket Manual ; Design, Properties, Testing Edition Heat processing: Editor: Gerald Routschka: Publisher: Vulkan-Verlag GmbH, 2008: ISBN: …

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  • Refractory Engineering Materials Design Construction By

    2021-5-25 · Refractory Engineering Materials for High Temperature Engineering Applications This book promotes understanding of the raw material selection, refractory design, tailor-made refractory developments, refractory properties, and methods of application. It provides a complete analysis of modern iron and steel refractories. It

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  • Refractory Design, Installation, Inspection and Repair ...

    The course is divided into nine main areas: Principles of hot processes and their requirements, Properties of refractory materials (mechanical, thermal and corrosion resistance), Refractory compositions and structures and their relation to property and performance, Refractory selection criteria, Refractory manufacturing methods, Configurations ...

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  • Refractory Design - CIM-Tech

    Refractory design is another of the CIM-Tech core competencies. We combine modern computational analysis with many years of in-service experience, knowledge of modern refractory materials and installation experience. Our iron making specialists know where the …

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  • Refractory Materials: Characteristics, Properties and

    Refractory linings are generally composed of multiple layers of varying insulating materials and a dense abrasion resistant hot face layer.For steady conditions, when the layer is flat or thin (thickness < 5% of the radius of curvature), conduction heat flow, Q, through each layer is well defined by Q = /Δx A ΔT, where is the average thermal ...

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  • Heat Transfer Design Considerations For Refractory

    The 4th edition of the handbook Refractory Materials has been completely revised and expanded. It also appears in a new format (A5) with pictures (four colors) and e-book (disc). The reader obtains an extensive and detailed overview focusing on design,

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  • Handbook of Refractory Materials - vulkan-shop.de

    Refractory materials form the crucial interface between the units of thermal process technology and the material to be heated. Their functionality influences the product quality as well as the cost of the heat processes. Refractory materials have to comply with the highest quality standards in critical application areas, such as metal, glass and ceramic production.

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  • Refractory Manufacturing

    2017-5-10 · **Institute of Ceramics and Building Materials, Refractory Materials Division in Gliwice, Poland #E-mail: [email protected] Submitted January 23, 2017; accepted March 9, 2017 Keywords: Plackett-Burman experimental design, bauxite, low-cement refractory castables

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  • DESIGN OF EXPERIMENTS IN THE STUDY OF BAUXITE

    A new refractory alloy, HfMoNbTiCr, was obtained by replacing Zr with Cr or Mo in the HfMoNbTiZr or HfNbTiCrZr alloys using vacuum arc melting. The phase components, microstructures and compressive properties of the alloy in the as-cast and annealed states were investigated.

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  • Lecture 15: Application of Refractory Materials

    2017-8-4 · Description of some refractory Fireclays Common fire clays contain 25 to 45% Al2O3 and 50‐ 80% SiO2. Clays with higher Al2O3 are higher alumina refractories. Properties • Porosity varies from 8 to 24% depending on the firing temperature.

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  • Pocket Manual Refractory Materials: Design -

    2008-5-13 · The book provides, in a compact format, basic knowledge and practically oriented information on specific properties of refractory materials, on their testing and inspection, and on interpretation of test results.

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  • Refractory Materials - htl-enertherm.eu

    Refractory materials include dense shaped refractory products, refractory bricks and insulating bricks, fiber-based refractory products as well as unshaped products. At Fraunhofer-Center HTL, refractory materials with optimized property profiles are developed to identify and deliver resource and energy-efficient solutions for various fire-proof applications.

    Get Price
  • Handbook of Refractory Materials - vulkan-shop.de

    The 4th edition of the handbook Refractory Materials has been completely revised and expanded. It also appears in a new format (A5) with pictures (four colors) and e-book (disc). The reader obtains an extensive and detailed overview focusing on design,

    Get Price
  • Analysis of refractory materials - EAG Laboratories

    Analysis of refractory materials. Corrosion of the inner walls of glass tank furnaces is a well-known source of defects in glass. Refractory materials that are typically used in glass tank furnaces are zirconia, alumina and silica-based bricks. Other oxides of magnesium or calcium might be applied as well.

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  • Classification of refractory materials - Durocast

    2019-11-22 · Based on fusion temperature, (melting point) refractory materials are classified into three types. Normal refractory: fusion temperature of 1580 ~ 1780 °C (e.g. Fire clay) High refractory: fusion temperature of 1780 ~ 2000 °C (e.g. Chromite) Super refractory: fusion temperature of > 2000 °C (e.g. Zirconia) Snip-it from an article by Wikipedia

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  • A Different Perspective: Refractory Materials for the ...

    2020-8-8 · Refractory materials for the back arch of the incinerator combustion chamber. ... In addition, the design of adding anchor bricks can be adopted to improve the tensile strength of the unit structure, which can alleviate the “bulging” problem of the furnace wall to a certain extent. In addition, improve the strength of the hook bricks, the ...

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  • Destruction of Refractory Materials for Grate Type

    2017-7-20 · in the refractory specimens. Thermocouples on refractory located at 1cm from the steel-refractory show temperature variation of about 500°C and 575°C for cold- and hot-refractory specimen, respectively after 3-cycles.

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  • Modeling of Thermal Stress Cycling in Refractory Materials

    2021-6-6 · The International Journal of Refractory Metals and Hard Materials (IJRMHM) publishes original research articles concerned with all aspects of refractory metals and hard materials. Refractory metals are defined as metals with melting points higher than 1800 °C.

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