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refractory materials borides and carbides cost

  • THE ANALYSIS OF REFRACTORY BORIDES, CARBIDES,

    2021-5-17 · Methods are presented for the analysis of 41 refractory materials. An evaluation of the accuracy and the precision of these techniques are also given The materials studied are the borides of hafnium, molybdenum, niobiumL rhenium, tantalum, thorium, titanium, tungsten, uranium vanadium, and zirconium; the carbides of hafnium molybdenum, miobium ...

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  • Borides and Carbides of Transition Elements

    2020-5-23 · Abstract: Oxides, borides and carbides of the transition elements are materials of great interest from a technologic point of view. Many of these materials are used in the form of thin films, so several techniques are commonly used to deposit them. …

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  • Borides & Carbides - qkmaterials.com

    Borides & Carbides. QUKEN provides a standard range of borides and carbides evaporation materials optimized for the special requirements of physical vapor deposition (PVD). These materials come as various geometric shapes - Foils, Granules, Pellets, Rods, and Sheets, etc. Please find our materials …

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  • Ultra-High Temperature Materials II - Refractory

    Ultra-High Temperature Materials II Refractory Carbides I (Ta, Hf, Nb and Zr Carbides) Authors: ... Re, Os, Ta, Mo, Nb, Ir) and compounds (oxides, nitrides, carbides, borides, silicides) with melting points in this range. It will be of interest to researchers, engineers, postgraduate, graduate and undergraduate students alike. The reader is ...

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  • Handbook of refractory carbides and nitrides:

    1997-12-31 · THE ANALYSIS OF REFRACTORY BORIDES, CARBIDES, NITRIDES, AND SILICIDES. Technical Report Kriege, O H. Methods are presented for the analysis of 41 refractory materials. An evaluation of the accuracy and the precision of these techniques are also given The materials studied are the borides of hafnium, molybdenum, niobiumL rhenium, tantalum ...

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-17 · Processing And ApplicationsRefractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred years.

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  • Processing of refractory metal borides, carbides and ...

    Transition metal borides, carbides and nitrides are candidates for very high temperature applications. A review of various processing techniques to fabricate dense monolithic and composite materials is presented. In particular, we focus on reactive hot pressing (RHP) which allows synthesis and densification to be achieved simultaneously. We report the RHP of composites in the Ti-B-N, Zr-B-C ...

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  • High temperature, refractory materials, bricks, fibers ...

    High temperature refractory materials, fireclay and silica bricks, precasts, castables, ramming & gunning mixtures, ceramic fibers ... Application of Compliance to Cost Ratio (C-Cr) analysis in the Determination of Optimum Mix for Insulating Bricks, ... High-Entropy Ultra-High-Temperature Borides and Carbides: A New Class of Materials for ...

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  • HOW TO CLASSIFY REFRACTORY MATERIALS - idc

    2019-2-4 · refractory materials. These refractories are produced from Chinaclay, Asbestos (Kieselguhr), Glass wool, Mica (Vermiculite), Bubble alumina, Carbon, Paper wool, Ceramic fibers, Saw dust etc. Cermets. Under this category come the refractories produced from the mixtures of high purity Refractory Oxides, Carbides, Borides, and Metals or Alloys.

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  • Development of Refractory and Rare Earth Metal

    2016-1-1 · Among the non-oxide ceramics, carbides and borides such as B 4 C, TiB 2, ZrB 2, HfB 2, NbB 2, CrB 2, LaB 6, CeB 6, NdB 6, EuB 6 posses attractive combination of high temperature properties for engineering applications. However, they are difficult to synthesize and fabricate in the form of dense bodies, because of their refractory nature and low self diffusion coefficient.

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  • Buy Ultra-High Temperature Materials II: Refractory ...

    Amazon.in - Buy Ultra-High Temperature Materials II: Refractory Carbides I (Ta, Hf, Nb and Zr Carbides) book online at best prices in India on Amazon.in. Read Ultra-High Temperature Materials II: Refractory Carbides I (Ta, Hf, Nb and Zr Carbides) book reviews & author details and more at Amazon.in. Free delivery on qualified orders.

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  • SHS of Refractory Carbides, Borides, Related Solid ...

    Since the inception of self-propagating high-temperature synthesis (SHS), the production of refractory carbides and borides was one of the main areas of SHS application. SHS provides unique reaction conditions, including extremely high reaction temperature and rapid heating/cooling, and produces materials with novel microstructures and ...

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  • NANO-CRYSTALLINE REFRACTORY METAL CARBIDES,

    The precursor to this material contains nanoparticles or particles of boron, silicon, iron, a refractory metal, or a refractory metal hydride, an organic compound having carbon and hydrogen, and a filler material. Multilayered materials are also disclosed.

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-27 · with refractory carbides, nitrides and borides.Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-24 · Handbook of Refractory Carbides & Nitrides The Refractory Carbides is intended as a guide to the chemist who wishes to undertake a fundamental study of refractory carbide systems. No effort has been made to discuss all of the properties for which information is available. Rather, the selection is intended to give the

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  • Ultra High Temperature Ceramics: Application, Issues and ...

    2011-8-3 · (UHTCs) : A Family of Materials •! Borides, carbides and nitrides of transition elements such as hafnium, zirconium, tantalum and titanium. •! Some of highest known melting points •! High hardness, good wear resistance, good mechanical strength •! Good chemical and thermal stability under certain conditions •! High thermal ...

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  • Overview of Refractory Materials - pdhonline.com

    2012-5-29 · Overview of Refractory Materials A. Bhatia, B.E. COURSE CONTENT Abstract Refractories are heat resistant materials used in almost all processes involving high temperatures and/or corrosive environment. These are typically used to insulate and protect industrial furnaces and vessels due to their excellent resistance to heat, chemical attack and

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  • METALS AND HARD MATERIALS INTERNATIONAL

    2021-5-28 · thereupon. Hard materials that are included in the scope of this journal are defined as materials with hardness values higher than 1000 kg/mm2, primarily intended for applications as manufacturing tools or wear resistant components in mechanical systems. Thus they encompass carbides, nitrides and borides of metals, and related compounds.

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  • Combustion joining of refractory materials:

    2009-8-31 · wetting with carbon materials. Even with suitable filler metal, brazing normally requires special surface treat-ment, adding to the time and cost of joining. Thus, it is not surprising that there are only a few studies specifi-cally concerning the bonding of C–C composites with a refractory layer.5–9

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  • International Journal of Refractory Metals and Hard

    2021-3-28 · CiteScore: 2019: 5.5 CiteScore measures the average citations received per peer-reviewed document published in this title. CiteScore values are based on citation counts in a range of four years (e.g. 2016-2019) to peer-reviewed documents (articles, reviews, conference papers, data papers and book chapters) published in the same four calendar years, divided by the number of these documents …

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  • NANO-CRYSTALLINE REFRACTORY METAL CARBIDES,

    The precursor to this material contains nanoparticles or particles of boron, silicon, iron, a refractory metal, or a refractory metal hydride, an organic compound having carbon and hydrogen, and a filler material. Multilayered materials are also disclosed.

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-24 · Handbook of Refractory Carbides & Nitrides The Refractory Carbides is intended as a guide to the chemist who wishes to undertake a fundamental study of refractory carbide systems. No effort has been made to discuss all of the properties for which information is available. Rather, the selection is intended to give the

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-20 · Advanced Catalytic Materials Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred ...

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-25 · Refractory Materials Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred years.

    Get Price
  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-22 · Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred years.

    Get Price
  • High temperature, refractory materials, bricks, fibers ...

    Spontaneous formation of multilayer refractory carbide coatings in a molten salt media, L Constantin, L Fan, M Pouey, J Roger, B Cui, Jean-François Silvain, and Yong Feng Lu, Proceedings of the National Academy of Sciences of the United States of America, 29 March, 2021. Partial replacement of a traditional raw material by blast furnace slag in developing a sustainable conventional refractory ...

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  • Materials Science of Carbides, Nitrides and Borides:

    Materials Science of Carbides, Nitrides and Borides by unknown from Flipkart.com. Only Genuine Products. 30 Day Replacement Guarantee. Free Shipping. Cash On Delivery!

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  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-18 · Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred years. The industrial ...

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  • High Temperature Boride and Carbide Ceramics for Direct ...

    2019-5-9 · Borides and Carbides as DPE Electrodes Borides and carbides are attractive DPE electrode materials High melting temp (≥ ~3000 °C) Thermal and electrical conductivities comparable to some metals (e.g., ~10. 5. S/cm for HfB. 2) Good thermal shock resistance Resistance to plasma sparks and arcs Limitations with borides and carbides as DPE ...

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  • Preparation of Ceramics, Cermets, Nitrides, Borides and ...

    2013-2-4 · Preparation of Ceramics, Cermets, Nitrides, Borides and Sintered Carbides George F. Vander Voort Director, Research & Technology Buehler Ltd Lake Bluff, Il 60044 USA Abstract Equipment and consumable supplies for preparing very hard metals, oxides, carbides, borides and nitrides has improved substantially over the past forty years. Due to their

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  • High temperature, refractory materials, bricks, fibers ...

    Spontaneous formation of multilayer refractory carbide coatings in a molten salt media, L Constantin, L Fan, M Pouey, J Roger, B Cui, Jean-François Silvain, and Yong Feng Lu, Proceedings of the National Academy of Sciences of the United States of America, 29 March, 2021. Partial replacement of a traditional raw material by blast furnace slag in developing a sustainable conventional refractory ...

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  • bulletin Commercially scalable, single-step polymer ...

    2020-9-8 · to synthesize near net shape refractory metal carbides, borides, and nitrides using a single-step in situ reaction bonding method. Commercially scalable, single-step polymer-derived reaction bonding synthesis of refractory ceramics T he unique essence of the “refractory ceramic” class of materials lies in the first word of the term: refractory.

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  • Materials Science of Carbides, Nitrides and Borides:

    Materials Science of Carbides, Nitrides and Borides by unknown from Flipkart.com. Only Genuine Products. 30 Day Replacement Guarantee. Free Shipping. Cash On Delivery!

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  • High Temperature Boride and Carbide Ceramics for Direct ...

    2019-5-9 · Borides and Carbides as DPE Electrodes Borides and carbides are attractive DPE electrode materials High melting temp (≥ ~3000 °C) Thermal and electrical conductivities comparable to some metals (e.g., ~10. 5. S/cm for HfB. 2) Good thermal shock resistance Resistance to plasma sparks and arcs Limitations with borides and carbides as DPE ...

    Get Price
  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-25 · Refractory Materials Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred years.

    Get Price
  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-20 · Advanced Catalytic Materials Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred ...

    Get Price
  • Handbook Of Refractory Carbides Nitrides Properties ...

    2021-5-22 · Refractory carbides and nitrides are useful materials with numerous industrial applications and a promising future, in addition to being materials of great interest to the scientific community. Although most of their applications are recent, the refractory carbides and nitrides have been known for over one hundred years.

    Get Price
  • Refractory Complex Concentrated Alloys (RCCAs)

    2020-9-3 · Refractory metals, conventional high temperature alloy elements (Co, Ni) and compound-forming elements (Al, Si, C, N…) May also consider elements with high T m and low cost, density (B, Fe, Y…) This palette gives ‘only’ 43,605 bases with 3-6 principal elements Simplification by palette selection Refractory CCAs (RCCAs)

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  • Intro to Transition Metal Carbides - ropine.com

    2018-6-12 · The carbides of the transition metals in Groups IV - VI have extremely high melting points (Table 8.1) and are therefore referred to collectively as the “refractory carbides.” In addition to their stability at high temperatures, these compounds are extremely hard (Table 8.2), finding industrial use in cutting tools and wear-resistant parts.

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  • High strength iron, nickel and cobalt base crystalline ...

    The heat treatment resulted in precipitation of ultrafine metallic carbides, MC, M 2 C, M 6 C, M 23 C 7, and the like, and metallic borides MB, M 2 B, M 6 B, and the like, or mixed borides-carbides [where M is one or more of the metals constituting the alloys] in a fine-grained, iron-rich matrix. These carbides and borides have average particle ...

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  • Refractory protective coated electroylytic cell

    2020-11-3 · A carbonaceous, refractory or metal alloy substrate material coated with a refractory material, the refractory material including at least one of borides, silicides, nitrides, aluminides, carbides, phosphides, oxides, metal alloys, inter-metallic compounds and mixtures of one of titanium, chromium, zirconium, hafnium, vanadium, silicon, niobium, tantalum, nickel, molybdenum and iron and at ...

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  • Ultra-High Temperature Materials II: Refractory

    2019-11-24 · This exhaustive work in three volumes and over 1300 pages provides a thorough treatment of ultra-high temperature materials with melting points over 2500 °C. The first volume focuses on Carbon and Refractory Metals, whilst the second and third are dedicated solely to Refractory compounds and the third to Refractory Alloys and Composites ...

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  • International Journal of Refractory Metals and Hard

    2021-5-27 · Hard materials that are included in the scope of this journal are defined as materials with hardness values higher than 1000 kg/mm2, primarily intended for applications as manufacturing tools or wear resistant components in mechanical systems. Thus they encompass carbides, nitrides and borides of metals, and related compounds.

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  • Year 2019, Volume 1 - Techna Group

    Since the inception of self-propagating high-temperature synthesis (SHS), the production of refractory carbides and borides was one of the main areas of SHS application. SHS provides unique reaction conditions, including extremely high reaction temperature and rapid heating/cooling, and produces materials with novel microstructures and ...

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  • Refractory Metals in Molten Salts : D.H. Kerridge ...

    1998-8-1 · Refractory Metals in Molten Salts by D.H. Kerridge, 9780792351344, available at Book Depository with free delivery worldwide.

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  • AP-42, CH 11.7: Ceramic Products Manufacturing

    2015-9-10 · temperature in manufacture and/or use. The most common ceramics are composed of oxides, carbides, and nitrides. Silicides, borides, phosphides, tellurides, and selenides also are used to produce ceramics. Ceramic processing generally involves high temperatures, and the resulting materials are heat resistant or refractory.

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  • Industry Information - Refractory Metal

    Preparation Methods of Metal Powder. Powder metallurgy is a process for preparing metal powders and using metal (or metal and non-metal mixture) powder as raw materials to form parts and products by molding and sintering. As the main raw material of the industry, metal powder is widely used in the fields of machinery, metallurgy, chemical industry, and aerospace materials.

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

    2021-1-25 · refractory materials and their applications is presented in Table I, with the materials of interest highlighted. Refractory materials can also be classified according to their form: they are either pre-shaped or unshaped (monolithic) products. Pre-shaped refractory materials can be …

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  • Method for making ceramic matrix composites using ...

    The pyrolysis preferably should take place under substantially any inert gas besides nitrogen, preferably argon due to its cost effectiveness. Although carbides and borides begin to form at about 800° C., a temperature of about 1400° C. is preferred because higher crystallinity is observed at about 1400° C.

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  • Nickel-Based Superalloys for Advanced Turbine Engines ...

    2019-2-5 · sult in the formation of borides or carbides, often located at the grain boundaries. These elements are important for control of grain size during wrought processing and for minimization of damage accumulation at grain boundaries in service.5 Carbon exhibits a high affinity for elements such as Hf, Zr, Ta, Ti, Nb, W, Mo, V, and

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  • Boron Doped P Type Silicon Wafer High Quality

    Refractory materials must perform in very high temperatures by reflecting heat, for example in steel production, glass melting operations and kilns for firing ceramics. In refractory bricks, boric acid is used in firebricks and castables that require high temperature resistance, corrosion and abrasion resistance.

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  • RFD-Ai2i 254 THERMOCHEMICAL CONSIDERATIONS IN

    2014-9-27 · low-cost fabrication of these compounds. In the simplest perception, lightly ... factors have been identified for individual borides, carbides, nitrides, and sulfides, the greatest potential for self-sustaining synthesis in overall ... hiaher cost of materials used in producing refractory materials, the pro-cess complexity of powder metallurgy ...

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  • Novel Refractory Cermelt Coatings on Graphite

    2015-11-21 · materials on graphite mandrels for high temperature rocket nozzle applications and is a low cost alternative to refractory metals. The microstructure, hardness and erosion resistance of these refractory ... Some of the coatings studied earlier are based on carbides and borides of transition metals (Ti, Zr and Cr) ... Sintered refractory carbide ...

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  • Ultra refractory solar absorbers for Concentrating

    2020-5-12 · Ultra High Temperature Ceramics (e.g. borides and carbides of early transition metals) are considered a class of promising materials for application in the aerospace as thermal protection materials. A novel potential application is in the field of solar thermal power, as solar absorbers.

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

    2021-1-25 · refractory materials and their applications is presented in Table I, with the materials of interest highlighted. Refractory materials can also be classified according to their form: they are either pre-shaped or unshaped (monolithic) products. Pre-shaped refractory materials can be …

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  • Some Recent Advances in Ceramics - JSTOR

    The metallic carbides, nitrides, borides, phos-phides, sulfides, and siIicides are materials about which little refractory data are available, but which offer great potentialities for high-temperature ap-plications.9 13 A solid solution of HfC and TaC is said to be the most refractory material known, melt-ing at temperatures above 7,100° F.

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  • Utilization of Response Surface Methodology for the ...

    2018-11-28 · materials processing and other applications in which thermomechanical properties are critical [1]. The principal raw materials used in the production of refractories are: the oxides of silicon, aluminum, magnesium, calcium and zirconium and some non-oxide refractories like carbides, nitrides, borides, silicates and graphite [2].

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  • 2. Klasifikasi Refraktori.pdf - 2 Klasifikasi Refraktori ...

    Cermets • The refractories produced from the mixtures of high purity refractory oxides, carbides, borides, and metals or alloys fall under this category. • Depending on the composition and quality, they are used as abrasives (cutting, grinding, boring tools), in parts of spacecrafts, missiles, atomic power plants, etc.

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  • High Temperature Ceramic Materials

    2021-4-17 · processes, as well as the degradation of refractory lining materials. Last, but not least, an additional challenging issue concerning the high temperature ceramic industry is regarding the recycling of industrial wastes (including its own wastes). Recovered materials are now commonly regarded as invaluable commodities. In this

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  • INTERNATIONAL JOURNAL OF REFRACTORY METALS ...

    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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