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xrd of refractory material in germany

  • Analysis of refractory materials - EAG Laboratories

    XRD pattern of refractory material and reference patterns of identified crystallographic structures Electron microscopy studies of the microstructure. In order to gain more understanding on the source of the inclusions found in the glass products, a detailed inspection of the refractory materials is essential.

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  • Materials | Free Full-Text | Fabrication of Refractory ...

    2018-11-20 · The phase composition of the refractory material samples obtained at different temperatures was determined by an X-ray diffraction (XRD) spectrometer (D/max 2550 PC, Japan Rigaku Co., Ltd.) with a Cu anode (wavelength 1.54056 Å, step scan mode, scan range from 10° to 80°, scan speed 5°/min, and step length 0.02°).

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  • Valorization of Ferronickel Slag into Refractory

    2021-3-26 · Refractory lining failure of damaged magnesia bricks and used alumina bricks was investigated by XRF, XRD, SEM-EDS analysis and computational thermochemistry (phase diagrams). In addition, the effect of oxygen partial pressure towards the refractory lining and alkali sulphate ratio were also determined.

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  • IDENTIFICATION OF REFRACTORY MATERIAL FAILURES

    2021-5-31 · When introduced in 1973, the original Miniflex™ benchtop XRD was about one-tenth the size, and dramatically less expensive, than conventional X-ray diffraction (XRD) equipment of the period. The original instrument (Gen 1), and its successor that was introduced in 1976 (Gen 2), employed a horizontal goniometer with data output provided by an internal strip chart recorder.

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  • Ceramics - Industrial Minerals - XRD - Advancing

    2015-4-1 · 1. Introduction. Refractory, a type of non metallic inorganic material which has excellent mechanical properties both at room temperature and at high temperatures has been the subject of much investigation , , , .MgO–C brick is an important composite refractory with widespread applications in the inner linings for converters, electric arc furnaces, refining furnaces and slag line for ladle ...

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  • Chemical, Mineralogical, and Refractory

    2013-12-24 · The analyzed material consisted in a monolithic electro-fused commercial AZS refractory normal filling type (AZS ER 1681 RN, Saint-Gobain SEFPRO, Italy). Par-ticularly two samples (AZS1 y AZS2) of the material were studied coming from different blocks. For the anal-ysis samples were milled in Agatha mortar up to mesh 100.

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  • Phase behavior analysis of MgO–C refractory at high ...

    This recycled raw material has become strategic for European carbon magnesia refractory product manufacturers, in an attempt to withstand competitive pressure from outside Europe (especially China) in this sector and, especially, for standard ladle materials. In fact, as they are derived from refractory materials for heavy-duty uses

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  • Int. Journal of Refractory Metals and Hard Materials

    2017-2-10 · 116 D. Gu et al. Int. Journal of Refractory Metals and Hard Materials 44 (2014) 113–122 Ni disappeared completely from the XRD pattern, whereas the diffrac- …

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  • XRD Eigenmann GmbH Company Profile | Schnaittach,

    XRD Eigenmann GmbH is located in Schnaittach, Bayern, Germany and is part of the Electromedical, Electrotherapeutic & X-Ray Apparatus Manufacturing Industry. XRD Eigenmann GmbH has 8 employees at this location and generates 1.65 million in sales (USD).

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  • X-Ray diffraction (XRD) :: Anton Paar Wiki

    X-Ray diffraction is used for the investigation of crystalline materials. All crystalline materials have one thing in common: their components are arranged in a regular manner. Read on to get an introduction to X-ray diffraction and non-ambient X-ray diffraction, instrumental design aspects, and more.

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  • Refractory Materials for Casting Manganese Alloyed TRIP

    vealed by XRD analysis. The degradation of crucible material C2 is a combination of SiO 2 dissolution in the melt and galaxite formation in the remaining alumina matrix. To prove that the formation of liquid manganese silicates was the primary reason for the crucible failure, the SiO 2-free refractory material C3 was investi-gated.

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  • Fabrication of Refractory Materials from Coal Fly Ash ...

    2020-8-6 · porosity of the materials contributes to the mechanical strength and density of refractory material. The properties of fly ash are suitable for use in refractory and ceramic industries [1], and can thus be used as an alternative lower-cost material to alumina. Kaolin is a mineral extensively used in the medical and engineering industries [38,39].

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  • STRUCTURAL AND PHYSICAL PROPERTIES OF

    2018-4-25 · cordierite as the component of refractory material by several of Al 2 O 3 mole ratio from 2 to 1.4. They found that Al 2 O 3 mole ratio to 1.4, resulted in bulk density to reach the maximum value of 2.5 kg·m-3, which is close to the value for dense cordierite ceramic. Sembiring, et.al [24] found that addition of 15 - 30 % alumina, resulted thermal

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  • Phase evolution of refractory high-entropy alloy

    HT‑XRD). Keywords: Refractories, elastic, mechanical, infiltration, slag, corrosion, resonant frequency, thermal shock Applicant Profile: The candidate must have a good level of knowledge in thermodynamics and thermochemistry as well as refractory ...

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  • Microstructure and Electrochemical Properties of ...

    From the precise lattice parameter calculation (Supplementary material Sec. S3) using the Nelson–Riley function, it was confirmed that the Laves phase has a cubic structure (C15). From the XRD analysis, it can be inferred that the formation of two BCC phases is similar to the phase formation in MA powder.

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  • Characterization and identification of local defects in ...

    2018-1-6 · Tantalum is a refractory element of high melting point and toughness. It belongs to a group of materials of many possible applications, from temperature resistant to biomedical ones [1-3]. The material is very resistant to corrosive agents as well high temperature and radiation [4, 5]. The limits

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  • XRD Eigenmann GmbH Company Profile | Schnaittach,

    XRD Eigenmann GmbH is located in Schnaittach, Bayern, Germany and is part of the Electromedical, Electrotherapeutic & X-Ray Apparatus Manufacturing Industry. XRD Eigenmann GmbH has 8 employees at this location and generates 1.65 million in sales (USD).

    Get Price
  • X-Ray diffraction (XRD) :: Anton Paar Wiki

    X-Ray diffraction is used for the investigation of crystalline materials. All crystalline materials have one thing in common: their components are arranged in a regular manner. Read on to get an introduction to X-ray diffraction and non-ambient X-ray diffraction, instrumental design aspects, and more.

    Get Price
  • Refractory Materials for Casting Manganese Alloyed TRIP

    vealed by XRD analysis. The degradation of crucible material C2 is a combination of SiO 2 dissolution in the melt and galaxite formation in the remaining alumina matrix. To prove that the formation of liquid manganese silicates was the primary reason for the crucible failure, the SiO 2-free refractory material C3 was investi-gated.

    Get Price
  • STRUCTURAL AND PHYSICAL PROPERTIES OF

    2018-4-25 · cordierite as the component of refractory material by several of Al 2 O 3 mole ratio from 2 to 1.4. They found that Al 2 O 3 mole ratio to 1.4, resulted in bulk density to reach the maximum value of 2.5 kg·m-3, which is close to the value for dense cordierite ceramic. Sembiring, et.al [24] found that addition of 15 - 30 % alumina, resulted thermal

    Get Price
  • MiniFlex | Rigaku Global Website

    1 天前 · It is widely used in research, especially in material science and chemistry, as well as in industry for research and quality control. It is the newest addition to the MiniFlex series of benchtop X-ray diffraction analyzers from Rigaku, which began with the introduction of the original MiniFlex XRD …

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  • Recovery of spent refractories: how to do it and using ...

    This recycled raw material has become strategic for European carbon magnesia refractory product manufacturers, in an attempt to withstand competitive pressure from outside Europe (especially China) in this sector and, especially, for standard ladle materials. In fact, as they are derived from refractory materials for heavy-duty uses

    Get Price
  • OSA | Temperature stability of thin film refractory ...

    The XRD data for each material are provided and discussed in the appendix. The films were grown on both MgO and Si substrates and the as grown film quality was found to be rather insensitive to the substrate type, though minor variations in the values of Re(ε) and Im(ε) were found to result from the change of substrate.

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  • Live demo on latest compact XRD that's not only high ...

    2 天前 · Dr Olga Narygina, Application Specialist for X-ray Diffraction. Dr Olga Narygina studied physics at the Ural State University (Russia). After completing her master thesis on high-pressure, high-temperature studies of carbon nanotubes Dr Narygina moved to Bayerisches Geoinstitut (University of Bayreuth, Germany) to obtain her PhD degree.

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  • Characterization of ferric arsenate-sulfate compounds ...

    2014-2-27 · 51 acceptable material for disposal in a tailings impoundment whereas more As-rich FAS 52 and BFS may require further treatment. The results for the laboratory-prepared 53 precipitates are compared with those obtained on three residues from the processing of 54 refractory gold ores. The major As-carrier in one of the residues is FAS, whereas As-

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  • Characterization and identification of local defects in ...

    2006-12-7 · The most relevant defects in glasses are categorized and investigated by appropriate microanalytical techniques. Since these defects very often present a real challenge because of complex chemical and mineralogical properties, a multimethod approach is necessary to supplement or confirm the findings from scanning techniques.

    Get Price
  • Int. Journal of Refractory Metals and Hard Materials

    2016-3-14 · Japan) was used as a starting material. MgO–CaO–Al 2O 3–SiO 2 (MCAS) glass was prepared using a conventional melting process. Reagent Int. Journal of Refractory Metals and Hard Materials 53 (2015) 46–50 ⁎ Corresponding author at: Engineering Ceramic Center, …

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  • Paper - refractories-worldforum.com

    2021-5-26 · Steuler-KCH GmbH, 56203 Höhr-Grenzhausen/Germany. Revision . Volume 7, Issue 4, Pages 68 - 74. Abstract. In this article the different interactions between molten copper and lead and various refractory materials are investigated by crucible tests.

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  • OSA | Temperature stability of thin film refractory ...

    The XRD data for each material are provided and discussed in the appendix. The films were grown on both MgO and Si substrates and the as grown film quality was found to be rather insensitive to the substrate type, though minor variations in the values of Re(ε) and Im(ε) were found to result from the change of substrate.

    Get Price
  • Recovery of spent refractories: how to do it and using ...

    This recycled raw material has become strategic for European carbon magnesia refractory product manufacturers, in an attempt to withstand competitive pressure from outside Europe (especially China) in this sector and, especially, for standard ladle materials. In fact, as they are derived from refractory materials for heavy-duty uses

    Get Price
  • 21. Preparation of refractory

    2021-4-15 · esting property of cordierite which makes this material a great importance as refractory material is its very high melting tem- perature (1460 00, which is the highest among silicate glass—cera- In addition, cordierite exhibits excellent thermal shock mics resistance 17,81 and high chemical stability 13]. Coldierite can be

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  • Magnesite-rich mining tailings as a raw material for ...

    2019-4-9 · Magnesite-rich mining tailings as a raw material for refractory ceramics – microstructural and thermal analysis Marjaana Karhua*, Juha Lagerboma, Soili Solismaab, and Elina Huttunen-Saarivirtaa a VTT Technical Research Centre of Finland Ltd, Visiokatu 4, P.O. Box 1300, 33101 Tampere, Finland

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  • Tantalum Nanoparticles Detailed Analysis XRD SEM TEM

    Dr. Nicholaos G. Demas, (Newcastle University School Of Machanical & Systems Engg. UK) Tantalum Nanoparticles: The properties of tantalum nanopowder is similar to gold nanoparticles, but are far more cost-effective, and thus, well-positioned to replace gold in regenerative medicine for labeling and tracking of cell grafts through x-ray-based imaging.

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  • Effect of Modifying Additives on Mechanical Properties of ...

    refractory concrete was the main objectives of this study. 2. EXPERIMENTAL Seven refractory concrete mixes were produced by mixing high alumina cement, metallurgical slag and liquid glass solution with chamotte aggregate (particle size up to 1 mm) and deflocculant Castament FS-20 (BASF, Germany) (Table 1). RW-Fuller micro silica (RW Silicium

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  • Studies on Synthesis and Characterization of Magnesia ...

    2014-10-28 · The present work intends to study the properties of magnesia based refractory aggregates devel-oped from Indian magnesite by changing lime/silica ratio. The material has been sintered in the temperature range of 1550˚C - 1700˚C. The sintered samples are characterized in terms of bulk

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  • OSA | Temperature stability of thin film refractory ...

    Materials such as W, TiN, and SrRuO3 (SRO) have been suggested as promising alternatives to Au and Ag in plasmonic applications owing to their stability at high operational temperatures. However, investigation of the reproducibility of the optical properties after thermal cycling between room and elevated temperatures is so far lacking. Here, thin films of W, Mo, Ti, TiN, TiON, Ag, Au, SrRuO3 ...

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  • Int. Journal of Refractory Metals and Hard Materials

    2017-2-27 · 3.3. X-ray diffraction (XRD) The prepared nano-particles were characterized by XRD using a Bruker D8 DISCOVER (Germany) device. The diffraction patterns Fig. 3. EDS spectra and corresponding SEM image taken from different sample positions. 62 R.K. Barik et al. Int. Journal of Refractory Metals and Hard Materials 38 (2013) 60–66

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  • Int. Journal of Refractory Metals and Hard Materials

    2016-3-14 · Japan) was used as a starting material. MgO–CaO–Al 2O 3–SiO 2 (MCAS) glass was prepared using a conventional melting process. Reagent Int. Journal of Refractory Metals and Hard Materials 53 (2015) 46–50 ⁎ Corresponding author at: Engineering Ceramic Center, …

    Get Price
  • Influence of the Phase Composition of Refractory

    2007-1-11 · investigated material have a significant influence on creep [1-9]. The behaviour of refractory materials under high temperature load is highly affected by the presence of a glassy phase. The effect of a glassy phase is concentrated at grain boundaries and is expressed by changes of the boundary rheological properties of the system

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  • 21. Preparation of refractory

    2021-4-15 · esting property of cordierite which makes this material a great importance as refractory material is its very high melting tem- perature (1460 00, which is the highest among silicate glass—cera- In addition, cordierite exhibits excellent thermal shock mics resistance 17,81 and high chemical stability 13]. Coldierite can be

    Get Price
  • PREMIUM ALUMINA FOR REFRACTORY APPLICATIONS

    2020-5-29 · REFRACTORY AGGREGATES REFRACTORY AGGREGATES Alumina-rich spinels AR 78 and AR 90 are distinguished by their chemistries (78% and 90% alumina respectively). AR 78 and AR 90 are mainly used in high- alumina refractory bricks, monolithics and pre-fired shapes in the iron and steel industry. Latest research shows the superiority of these spinel-

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  • MOLTEN GLASS ATTACK ON AZS REFRACTORIES

    2011-8-16 · of refractory material, mullite presents high resistance to the ero-sion and chemical attack. However, zircon contributes to the di-mensional stability because it does not have volumetric changes associated with changes of the monoclinic to tetragonal zirconia around 1170°C. SEM …

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  • Enhanced strength and ductility in a high-entropy

    2018-11-14 · Figure 2a shows the synchrotron high-energy X-ray diffraction (XRD) patterns of the base HEA as well as for the two alloy variants O-2 and N-2 HEAs, revealing that addition of either oxygen or ...

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  • Processing and Properties of High-Entropy Ultra-High ...

    2018-6-5 · The corresponding XRD pattern (see Supplementary Fig. S4) confirms that a single phase material was produced and that there was no crystalline oxide phase present, as a …

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  • Company profile_Xi'an boer New Material Co., Ltd.

    Company profile-Xi'an boer New Material Co., Ltd. Xi'an bor New Material Co., Ltd. is a national high-tech enterprise specializing in the research, development, production and sales of high-quality silicon carbide (SIC) micro powder and whisker and its downstream products.

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  • OSA | Temperature stability of thin film refractory ...

    Materials such as W, TiN, and SrRuO3 (SRO) have been suggested as promising alternatives to Au and Ag in plasmonic applications owing to their stability at high operational temperatures. However, investigation of the reproducibility of the optical properties after thermal cycling between room and elevated temperatures is so far lacking. Here, thin films of W, Mo, Ti, TiN, TiON, Ag, Au, SrRuO3 ...

    Get Price
  • Industrial Application 1 - promep.sep.gob.mx

    2013-3-13 · Raw material. Since, raw material characteristics play an important role in get- ting suitable final refractory properties; the use of high purity raw material was a necessary issue (even in industrial scale). The chemical composition of the raw material used for the develop- ment of new refractory bricks is given in table 1. For the sintered

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  • SciELO - Brasil - The effect of microsilica and

    Also, the addition of Mg and Zn to molten aluminum reduces the surface tension and viscosity of the molten metal, resulting in an increase in penetration of molten aluminum into refractory material pores [18]. Magnesium causes corundum development, which is the main reason of aluminosilicate refractory corrosion by molten aluminum [19, 20].

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  • Effect of Microalloying with Silicon on High Temperature ...

    Effect of Microalloying with Silicon on High Temperature Oxidation Resistance of Novel Refractory High-Entropy Alloy Ta-Mo-Cr-Ti-Al Franz Muellera, Bronislava Gorra, Hans-Juergen Christa, Hans Chenb, Alexander Kauffmannb, Martin Heilmaierb aInstitut für Werkstofftechnik, Universität Siegen, Siegen, GERMANY bInstitut für Angewandte Materialien, Karlsruher Institut für Technologie

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  • Improving the Physical Properties of Iraqi Bauxite ...

    potassium silicate in ratio 10% as binder material. The formed samples were of cylindrical shape (50×50) mm for diameter and height. The drying process of the samples was carried out at 110˚C for 24h, then firing at 1400˚C and soking time 2h. Physical properties such as microstructure by (SEM) and (XRD) analysis for bricks test were

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  • Malvern Panalytical | Materialanalyse und

    Weltweit führender Hersteller von analytischen Instrumenten. Malvern Panalytical ist Experte in Materialanalyse und Technologien für biophysikalische Charakterisierung.

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  • Synthetic Graphite Market By Application (Lubricant ...

    Synthetic graphite or artificial graphite plumbago is extracted from purification of hydrocarbon materials like fossil fuel Coke, and coal tar etc. although it's carbon content similar to the Natural type, however it differs, being much purer in terms of carbon content. synthetic graphite has vital characteristics such as thermal and electric conductivity, resistance to corrosion, lightweight ...

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  • Characterization and identification of local defects in ...

    2006-12-7 · The most relevant defects in glasses are categorized and investigated by appropriate microanalytical techniques. Since these defects very often present a real challenge because of complex chemical and mineralogical properties, a multimethod approach is necessary to supplement or confirm the findings from scanning techniques.

    Get Price
  • Machine learning in materials informatics: recent ...

    2017-12-13 · Propelled partly by the Materials Genome Initiative, and partly by the algorithmic developments and the resounding successes of data-driven …

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