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refractory materials journal service life

  • Service life prediction for refractory materials - Springer

    2008-6-1 · Ultrasonic pulse velocity testing and image analysis were used to predict the thermal stability of cordierite–mullite refractories. Two compositions used as substrates in fast firing of porcelain whiteware, characterized by different microstructure and crack propagation behavior, were investigated. Fracture strength and fracture toughness values were obtained from three point bending test ...

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  • Factors affecting the lifespan of cast refractory linings ...

    2013-9-18 · operating temperature above the refractory maximum service temperature can weaken or melt the refractory, which may lead to a ... and shelf life. As with most refractory materials, castables should be stored in dry, well-ventilated areas and ... 638 AUGUST 2013 VOLUME 113 The Journal of The Southern African Institute of Mining and Metallurgy.

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  • An overview of recycling refractory materials (Journal ...

    2004-9-1 · @article{osti_901246, title = {An overview of recycling refractory materials}, author = {Bennett, James P and Kwong, Kyei-Sing}, abstractNote = {Refractory materials must be disposed of or recycled when removed from service. Off-specification or reject material has been reused by the refractory industry for a number of years, with small percentages of these materials added as a part of ...

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  • Service Life Analysis of an MK-73 Strain-Resistant

    Creep behavior of an MK-73 strain-resistant mullite-corundum refractory under high temperature and loading conditions is analyzed and its service life predicted.

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  • International Journal of Refractory Metals and Hard

    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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  • International Journal of Refractory Metals and Hard

    2 天前 · Hard materials that are included in the scope of this journal are defined as materials with hardness values higher than 1000 kg/mm 2, 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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  • Refractories and Industrial Ceramics | Home

    2021-3-1 · The bi-monthly journal Refractories and Industrial Ceramics publishes peer-reviewed articles on the latest developments and discoveries in the field of refractory materials and ceramics, focusing on the practical aspects of their production and use. Coverage includes: Scientific Research; Raw Materials; Production; Equipment; Heat Engineering and Applications.

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  • Refractory maintenance and repair (Journal Article) |

    1996-5-1 · The project was to address the need for new innovative refractory compositions by developing a family of novel MgO-Al 2O3, MgAl2O4, or other similar spinel structured or alumina-based unshaped refractory compositions (castables, gunnables, shotcretes, etc.) utilizing new aggregate materials, bond systems, protective coatings, and phase ...

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  • Wettability between 304 stainless steel and refractory ...

    2020-5-1 · The interaction between the molten steel and the refractory has a great influence on the steel quality , , , , , , , the refractory service life, and smelting safety . Furthermore, the replacement of used refractory materials caused the increase of manufacturing …

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  • Shaped Refractory Materials Market ... - Express Journal

    The research report on Shaped Refractory Materials market delivers an exhaustive analysis of this business space while offering significant information pertaining to the factors that are affecting the revenue generation as well as the industry growth.

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  • Engineering resilience with precast monolithic

    2019-9-12 · International Journal of Ceramic Engineering and Science is a peer-reviewed interdisciplinary journal covering all aspects ... Corrosion of refractory materials could be mitigated ... Several recent advances in precast monolithic shapes have allowed for an increase in service life and performance. 29 The mechanical integrity of the precast ...

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  • Properties of refractory materials for primary

    Results are provided for a study of changes in the properties of barrier materials during laboratory and industrial tests. Some autopsy results are presented for electrolyzers with a different service life. Directions are indicated for improving barrier layer properties in electrolyzers due to the use of new technology and equipment intended for vibration compaction of materials directly in ...

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  • Presidential address: How cool are refractory materials?

    2009-8-11 · The Journal of The Southern African Institute of Mining and Metallurgy VOLUME 108 PRESIDENTIAL ADDRESS SEPTEMBER 2008 1 Introduction Without refractory materials most of the scientific and technological inventions and developments we know today would not have ... Reliability and long service life are required from materials when put into operation.

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  • Wettability between 304 stainless steel and refractory ...

    2020-5-1 · The interaction between the molten steel and the refractory has a great influence on the steel quality , , , , , , , the refractory service life, and smelting safety . Furthermore, the replacement of used refractory materials caused the increase of manufacturing …

    Get Price
  • Refractories and industrial ceramics - Materials

    Preparation of Refractory Materials from Karelian Chromite Raw Material and Physicochemical Processes During Service: Refractories and industrial ceramics: 66 days: save: Preparation by SHS-Extrusion Method of Compact Ceramic Electrode Materials Based on Ti–B–Fe System Modified with Nanosized AlN Particles: Refractories and industrial ...

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  • VWHHOPDNLQJODGOHIXUQDFH - Institute of Physics

    It is interesting therefore to explore what factor is overriding in determination of the service life of the MgO-C slag lining in these operations. The work reported herein is to identify the most contributing factor to the limited life of the MgO-C slag-line refractory linings in …

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  • Improvement in Slag Resistance of No-Cement

    Still, the perception in the refractory industry is that this low melting liquid is detrimental to hot properties such as the hot modulus of rupture (HMOR) and refractoriness under load (RUL) and that it will impair the service life at high temperatures [4,5,6]. In order to further improve the …

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  • Review of corrosion of refractory in gaseous

    2019-11-9 · Advancing high temperature technologies pushes the envelope of the service conditions to new extremes. However, corrosion of refractories substantially decreases the service life and causes unscheduled shutdown of manufacturing and processing plants. In this paper, corrosion of refractories in gaseous environments is reviewed.

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  • Hardening mechanism of refractory patching

    The hardening mechanism of refractory patching materials with a phosphate binder was investigated by means of 31 P static and magic angle spinning (MAS) nuclear magnetic resonance (NMR) spectroscopy. Ten refractory patching materials were made of refractory powders of SiO 2 and fused alumina and five mixed solutions of phosphoric acid and aluminum biphosphate as phosphate binders.

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  • International Journal of Refractory Metals & Hard Materials

    2019-1-2 · is useful to prolong the service life of MoSi 2 coatings at high temperatures. 1. Introduction Refractory metal molybdenum and its alloys are considered as a superior structural material for applications at elevated temperatures up to 1500 °C due to their outstanding properties [1]. However, their

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  • Properties of refractory materials for primary

    Results are provided for a study of changes in the properties of barrier materials during laboratory and industrial tests. Some autopsy results are presented for electrolyzers with a different service life. Directions are indicated for improving barrier layer properties in electrolyzers due to the use of new technology and equipment intended for vibration compaction of materials directly in ...

    Get Price
  • Selection of Proper Refractory Materials for Energy Saving ...

    2012-1-6 · International Journal of Metallurgical Engineering 2012, 1(6): 117-121 DOI: 10.5923/j.ijmee.20120106.04 Selection of Proper Refractory Materials for Energy Saving in Aluminium Melting and Holding Furnaces R. N. Nandy*, R. K. Jogai Refractory Maintenance Department , National Aluminium Company Limited, Smelter Plant, Angul, 759145, India

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  • Factors affecting the lifespan of cast refractory linings ...

    2013-9-18 · storage, and shelf life. As with most refractory materials, castables should be stored in dry, well-ventilated areas and held off the floor, most typically on pallets. This is usually not a concern at the refractory manufacturer’s facilities; however, adequate storage facilities are rarely found onsite prior to …

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  • Prediction of Service Life of Cordierite‐Mullite ...

    2008-2-27 · Ultrasonic pulse velocity testing was used to perform non‐destructive quality control of refractory plates used as substrates in fast firing of porcelain whitewares. The measurement of …

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  • Selection of Proper Refractory Materials for Energy

    2012-1-6 · Refractory lining of an aluminum melting and holding furnace are engineered with a primary design objective to keep the furnace condition stable throughout the life of the furnace. In consideration of energy saving, ideally all the heat added to the furnace should be used to heat the load or stock but in practice, a lot of heat is lost in several ways.

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  • A Consideration of the Casting Process, with Special ...

    Europe PMC is an archive of life sciences journal literature. ... with Special Reference to Refractory Materials. Please help EMBL-EBI keep the data flowing to the scientific community! Take part in our Impact Survey (15 minutes). ... Europe PMC is a service of the Europe PMC Funders' Group, ...

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  • Ladle Furnace Refractory Lining: A review

    2016-7-12 · The refractory linings in these ladles are subjected to a severe operating environment and therefore need some preparation for continuous, trouble-free ladle operation. In this paper, the effect of various refractory combinations on the ladle system is reviewed. Keywords: Heat loss, Ladle Furnace, Refractory Lining, Optimization, Steel ...

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  • Antimony Doped Tin Oxide Nanoparticles Deposited

    2020-2-19 · To improve the service life of SnO 2 −Sb electrodes in degradation of refractory wastewater, we report anodic information of tin oxide antimony on top of Nb−TiO 2 nanotubes (Nb−Ti/Nb−TiO 2 −NTs/ATONPs) prepared through screen-printing. It was found that the Nb−Ti/Nb−TiO 2 −NTs/ATONPs anodes presented a significantly enhanced in electro-catalytic oxidation performance (in Acid ...

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  • Refractory suffering at the end of life and the assisted ...

    2021-4-29 · Informants find that refractory suffering is rare, and that with palliative sedation satisfactory symptom control can nearly always be achieved at the end of life. However, the process of reaching adequate symptom control can be protracted, and there can be significant suffering in the meantime.

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  • International Journal of Refractory Metals & Hard Materials

    2019-1-2 · is useful to prolong the service life of MoSi 2 coatings at high temperatures. 1. Introduction Refractory metal molybdenum and its alloys are considered as a superior structural material for applications at elevated temperatures up to 1500 °C due to their outstanding properties [1]. However, their

    Get Price
  • Selection of Proper Refractory Materials for Energy Saving ...

    2012-1-6 · International Journal of Metallurgical Engineering 2012, 1(6): 117-121 DOI: 10.5923/j.ijmee.20120106.04 Selection of Proper Refractory Materials for Energy Saving in Aluminium Melting and Holding Furnaces R. N. Nandy*, R. K. Jogai Refractory Maintenance Department , National Aluminium Company Limited, Smelter Plant, Angul, 759145, India

    Get Price
  • Exposure of refractory materials during high

    Finding resilient refractory materials for slagging gasification systems have the potential to reduce costs and improve the overall plant availability by extending the service life. In this study, ...

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  • Refractory articles and materials for steel casting ...

    2007-11-22 · Read 'Refractory articles and materials for steel casting offered by Mayerton refractories, Refractories and Industrial Ceramics' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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  • Refractory | Scientific.Net

    Journal of Metastable and Nanocrystalline Materials ... Beneficiation of Sugarcane Bagasse Boiler Ash via Production of Syntactic Foams and Thermal Refractory Materials. Authors: David Lokhat, Irshaan Sewlala, Diajal Hooblal, Bradley Paul ... Due to the improvement in the service life and highly productive modern steel making processes, the ...

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  • Selection of Proper Refractory Materials for Energy

    2012-1-6 · Refractory lining of an aluminum melting and holding furnace are engineered with a primary design objective to keep the furnace condition stable throughout the life of the furnace. In consideration of energy saving, ideally all the heat added to the furnace should be used to heat the load or stock but in practice, a lot of heat is lost in several ways.

    Get Price
  • Journal of Materials Research: Volume 33 - Focus

    Journal of Materials Research Search within full text. Information; Other actions. ... (ii) fatigue failure is the most frequently encountered failure mode in the service life of a material; (iii) fracture is the very last step that a material loses its load-carrying capability. ... on refractory high entropy alloys (RHEAs) and refractory ...

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  • An Expert's Overview of Refractory | Inspectioneering

    2016-8-25 · Testing and Inspection Methods to Improve the Life Cycle of Refractory March/April 2015 Inspectioneering Journal Refractory materials have significantly evolved during the past 15 years, testing technology is much more sophisticated, and the need for test technicians to be properly trained and experienced to use that technology is much more ...

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  • FURNACES AND REFRACTORIES - Modern Eq

    2019-9-4 · Refractory chamber constructed of insulating materials to retain heat at high operating temperatures. Hearth to support or carry the steel, which consists of refractory materials supported by a steel structure, part of which is water-cooled. Burners that use liquid or gaseous fuels to raise and maintain the temperature in the chamber.

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  • Extracorporeal Life Support for Refractory Cardiac

    2021-2-9 · Based on promising results of observational cohort studies, extracorporeal life support (ECLS) has been suggested with a low-grade recommendation as an efficient and relatively safe last choice therapeutic option for patients with refractory cardiac arrest or shock unresponsive to optimal conventional treatment. 1 Therefore, the benefit of ECLS on survival remains controversial in this …

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  • Exposure of refractory materials during high

    Finding resilient refractory materials for slagging gasification systems have the potential to reduce costs and improve the overall plant availability by extending the service life. In this study, ...

    Get Price
  • Refractories and industrial ceramics - Materials

    Preparation of Refractory Materials from Karelian Chromite Raw Material and Physicochemical Processes During Service: Refractories and industrial ceramics: 66 days: save: Preparation by SHS-Extrusion Method of Compact Ceramic Electrode Materials Based on Ti–B–Fe System Modified with Nanosized AlN Particles: Refractories and industrial ...

    Get Price
  • Newer Refractory Materials for Cement Rotary Kiln ...

    2014-3-4 · The magnesia spinelide refractory (MSR) brick, with high affinity to protective coating and increased resistance to clinker melt, developed by National Council for Cement and Building Materials (NCB) has now emerged as a dependable indigenous basic refractory for burning zone of CRK system.

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  • An Expert's Overview of Refractory | Inspectioneering

    2016-8-25 · Testing and Inspection Methods to Improve the Life Cycle of Refractory March/April 2015 Inspectioneering Journal Refractory materials have significantly evolved during the past 15 years, testing technology is much more sophisticated, and the need for test technicians to be properly trained and experienced to use that technology is much more ...

    Get Price
  • Estimations of Gasifier Wall Temperature and Extent

    2020-1-10 · The short service life of refractory lining in a slagging gasifier in the integrated gasification combined cycle results in low availability and high operating cost. For longer life of the refractory lining, estimation of slag penetration length and monitoring of wall temperature are important. In this paper, we have investigated two types of embedded sensors in the refractory lining of ...

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  • CONTROL OF EFFICIENCY OF GAS-CLEANING

    2018-9-14 · CONTROL OF EFFICIENCY OF GAS-CLEANING SYSTEMS IN THE PRODUCTION OF REFRACTORY MATERIALS Journal: RUDN Journal of Ecology and Life Safety (Vol.26, No. 1). Publication Date: 2018-09-14

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  • Refractory suffering at the end of life and the assisted ...

    2021-4-29 · Informants find that refractory suffering is rare, and that with palliative sedation satisfactory symptom control can nearly always be achieved at the end of life. However, the process of reaching adequate symptom control can be protracted, and there can be significant suffering in the meantime.

    Get Price
  • IOP Conference Series: Materials Science and Engineering ...

    The campaign life of the blast furnace very much affected by the properties of refractory Lining materials and decrease of its thickness due to erosion in the process. The cooling of refractory lining is the most contributing factor in deciding the Furnace campaign life. Lining cooling by stave is one of the results of such endeavours.

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  • International Journal of Minerals, Metallurgy and

    2 天前 · International Journal of Minerals, Metallurgy and Materials (IJMMM, ISSN 1674-4799, CN 11-5787/TF, monthly, started in 1994, formerly known as Journal of University of Science and Technology Beijing) is an international journal devoted to publishing original research articles (and occasional invited reviews) on all aspects of minerals processing, physical metallurgy, process metallurgy, and ...

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  • High activity carbide supported catalysts for water gas ...

    Nanostructured carbides are refractory materials with high surface areas that could be used as alternatives to the oxide materials that are widely used as support materials for heterogeneous catalysts. Carbides are also catalytically active for a variety of reactions, offering additional opportunities to tune the overall performance of the ...

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