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refractory materials pdf in finland

  • Finland: Refractory Cement Materials Market

    This report presents a comprehensive overview of the refractory cement materials market in Finland and a forecast for its development in the next five years. It provides a detailed analysis of the market, its dynamics, structure, characteristics, main pla

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  • Overview of Refractory Materials

    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

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  • HOW TO CLASSIFY REFRACTORY MATERIALS

    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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  • LECTURE 9 Refractory Materials - NPTEL

    2017-8-4 · Acid refractory The main raw materials used are SiO 2,ZrO 2 and alumino - silicate. The y are used where slag and atmosphere are acidic. They cannot be used under basic conditions. Typ ical refractories are fireclay, quartz and silica. Basic refractory Raw materials used are CaO,MgO, dolomite and chrome -magne site.

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  • REFRACTORY WEAR AND LINING PROFILE DETERMINATION

    2010-11-12 · The Twelfth International Ferroalloys Congress Sustainable Future June 6 – 9, 2010 Helsinki, Finland 883 The terms Εd2 and Εd1 correspond to the elasticity of the refractory material at respective first and second temperatures (e.g. on a hot face and cooler face, respectively, of a refractory brick), whereas

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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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  • What are Refractory Metals - PickPM

    2016-8-29 · What are refractory metals? Refractory metals have one characteristic in common: an exceptionally high melting point. Tungsten, for example, melts at 3410oC (6170oF), which is more than double that of iron and ten times that of lead. As a group, they are found in one section of the periodic table of elements. Although there are twelve refractory

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  • Refractory Material - an overview | ScienceDirect Topics

    Refractory materials, like all solids, expand on heating, the degree of expansion being related to the chemical composition of the refractory.Magnesium oxide has the highest coefficient of expansion of the refractory materials commonly used. Silicon carbide has a comparatively low coefficient of expansion and fused or vitreous silica has the lowest expansion of all the refractory materials ...

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  • Refractory Materials for Secondary Steelmaking

    2020-1-4 · materials Article Numerical Modeling for Simulation of Compaction of Refractory Materials for Secondary Steelmaking Cristina Ramírez-Aragón 1, Joaquín Ordieres-Meré 2,* , Fernando Alba-Elías 1 and Ana González-Marcos 1 1 Department of Mechanical Engineering, University of La Rioja, C/Luis de Ulloa, 20, 26004 Logroño, Spain; maria …

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  • 11.5 Refractory Manufacturing

    2015-9-10 · Refractory manufacturing involves four processes: raw material processing, forming, firing, and final processing. Figure 11.5-1 illustrates the refractory manufacturing process. Raw material processing consists of crushing and grinding raw materials, followed if necessary by size classification and raw materials calcining and drying.

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  • TECHNICAL CERAMICS AND REFRAC- TORIES APPLICATIONS

    2019-6-28 · atmospheres and liquid slags. In materials science, the definition of refractory material is based on the melting point of pure iron (1539 °C). Refractory material maintains its shape and strength in temperatures clearly above this point. [1] Refractory materials are im-portant materials to all high-temperature industrial processes.

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  • Refractory Die Material - Kuraray Noritake

    Statistics (required) On. Statistic cookies are implemented so we can measure the use of the website. To determine which parts of the website are most interesting to our visitors, we continuously try to measure how many visitors come to our website and which parts of the website are viewed the most by using the software of Google Analytics, Matomo and Hotjar.

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  • High-Temperature Corrosion of Refractory Materials in ...

    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 …

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  • REMOVING BOTTLENECK FROM A MANUFACTURING UNIT A

    2019-7-4 · 4.3 Types of refractory materials 16 4.4 Refractory manufacturing 18 4.5 Manufacturing process of Bet-ker Oy 20 4.6 Raw materials used in Bet-ker Oy 22 4.7 Analysis of manufacturing process of Bet-ker Oy 23 4.8 Findings of analysis of manufacturing process 24 4.9 Recommendation to remove bottlenecks 28 4.10 Application of pull materials through ...

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  • 81.080 Refractories - European Standards

    2012-5-2 · Methods of testing refractory materials. General and textural properties Measurement of dimensions and external defects of refractory bricks. Corner and edge defects and other surface imperfections ... Please check our Terms and conditions mainly for engineering standards in electronic (PDF) ...

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  • Handbook of Refractory Carbides and Nitrides - 1st Edition

    1996-12-31 · 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.

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  • Key Insights of Future Prospects of Refractory Equipment ...

    The Refractory market is dependent on raw materials, such as alumina, silica, etc., which is available in abundance and thus, the cost of these refractory materials keep fluctuating. Hence, increasing variable cost becomes a challenge for the refractory material market, which in turn, shrinks the global market growth of the refractory equipment ...

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  • Global Basic Refractory Materials Market Report 2015-2026

    HJ Research delivers in-depth insights on the global Basic Refractory Materials market in its upcoming report titled, Global Basic Refractory Materials Market Report 2015-2026. According to this study, the global Basic Refractory Materials market is estimated to be valued at XX Million US in 2019 and is projected to reach XX Million US by ...

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  • A Global Network of Industry-Leading Refractory Experts ...

    Your global provider for refractory products and services. Calderys is a global network of industry-leading experts working in close collaboration with our customers to provide personalised refractory solutions every day. 100+ years experience in refractories; 19 plants in 16 countries for 600 000 tonnes capacity; 10 000+ customers in 100 ...

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  • Optical Coating: Materials and Deposition Technology ...

    Materials that require high vaporization temperatures, such as the refractory oxides, often form multiple crystalline phases. This can occur in the e-gun pocket where the temperature difference between areas can exceed several hundred degrees so …

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  • Refractory Die Material - Kuraray Noritake

    Statistics (required) On. Statistic cookies are implemented so we can measure the use of the website. To determine which parts of the website are most interesting to our visitors, we continuously try to measure how many visitors come to our website and which parts of the website are viewed the most by using the software of Google Analytics, Matomo and Hotjar.

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  • AMERICAN CERAMIC SOCIETY

    2019-9-13 · Christy Minerals Refractory Minerals . Cilas Particle Size TAM Ceramics . Conitex Sonoco Washington Mills . DIFK GmbH, Germany ZIRCAR Ceramics, Inc. Electro Abrasives/US Electrofused Minerals . Elkem Materials, Inc. FX Minerals . Great Lakes Minerals . Imerys Refractory Minerals . 7:00 Dinner Buffet

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  • A Study on Molten Steel/Slag/Refractory Reactions during ...

    2006-3-19 · descended from external sources like refractory bricks, slag or alloying materials. Theirs composition and size are directly depended of steel, slag or ceramic materials compositions. When the molten steel is treated in a ladle, the reaction between steel and the refractory lining have a great influence on the steel purity.

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  • The Refractory hub – Digital Introductions for the ...

    specialized in refractory raw materials, such as calcium alumina cement, alumina powder, alumina Location: Cannot determine address at this location. Website: www.dt-ref.com Phone: +8615537820136

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  • Industrial Minerals and Rocks in the 21st Century

    2011-4-15 · 3. raw materials of non-metallic habit that are source of metals, and also of their com­ pounds employed in other than metallurgical industries (e.g., beryl as a source of BeO, magnesite of MgO, bauxite or Al-rich laterite as a source of Alz03; all these three oxides are refractory materials); 4.

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  • Andalusite Market: Global Industry Analysis and Forecast ...

    Andalusite is a precursor for production of refractory materials, which is used in linings for incinerators, furnaces, kilns and reactors. It can also be used for the production of crucibles. A refractory material should be physically and chemically stable at high temperatures, resistant to thermal shock and chemically inert.

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  • Gold-PM Conference

    2017-6-28 · the simplest of terms, these are refractory ores. The best choice of a processing route to treat a refractory ore will in most cases be site specific, due mainly to the metallurgical and mineralogical characteristics of the ore. The successful application of …

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  • Global and China Refractories Industry Report, 2018-2022 ...

    Yet, the average price of refractory product exports surged by 11.85% year on year, putting an end to the downward mobility for two successive years; and the average export price of refractory raw materials started to fall from 2012 and dropped by 11.64% year on year in 2017.

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  • Engineering and refractory ceramics - CERadvance ...

    Ceramic Nozzles and Spigots. Whether Injection moulded to tight engineering tolerances and with great repeatability, or isostatically pressed and machined, LINE-OX® nozzles, swirlers, spigots, focus-tubes, guides, ferrules etc. are made to customer specifications.

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  • Optical Coating: Materials and Deposition Technology ...

    Materials that require high vaporization temperatures, such as the refractory oxides, often form multiple crystalline phases. This can occur in the e-gun pocket where the temperature difference between areas can exceed several hundred degrees so …

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  • refractory products Classification of dense shaped

    2019-12-19 · Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, ... in collaboration with Technical Committee CEN/TC 187 “Refractory products and materials” the secretariat of which is held by BSI.

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  • A Study on the Influence of Steel, Slag or Gas on ...

    2008-5-16 · refractory materials in contact with CaO-Al2O3-MgO-SiO2 slags”, Nordic Symposium for Young Scientists, Production Metallurgy for Iron, Steel and Ferroalloys, 11-13 June 2003, Oulu, Finland. II. S. Jansson, V. Brabie and L. Bohlin, “Corrosion mechanism and kinetic behaviour of refractory materials in contact with CaO-Al2O3-MgO-SiO2

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  • Ab initio predicted micro-mechanical performance of ...

    2015-5-18 · Atomic-Scale Challenges in Advanced Materials – ASCAM VIII 11.-12. June 2015 - Turku, Finland Ab initio predicted micro-mechanical performance of refractory high-entropy alloys Xiaoqing Li 1 1 KTH, Stockholm, Sweden

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  • Gold-PM Conference

    2017-6-28 · the simplest of terms, these are refractory ores. The best choice of a processing route to treat a refractory ore will in most cases be site specific, due mainly to the metallurgical and mineralogical characteristics of the ore. The successful application of …

    Get Price
  • Scandinavian Countries: Refractory Cement Materials

    This report presents a strategic analysis of the refractory cement materials market in the Scandinavian countries and a forecast for its development in the medium term, taking into account the impact of COVID-19 on it. It provides a comprehensive overview

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  • A Study on Molten Steel/Slag/Refractory Reactions during ...

    2006-3-19 · descended from external sources like refractory bricks, slag or alloying materials. Theirs composition and size are directly depended of steel, slag or ceramic materials compositions. When the molten steel is treated in a ladle, the reaction between steel and the refractory lining have a great influence on the steel purity.

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  • Global Refractory Material Market 2014-2018.pdf

    2014-8-18 · The Steel industry is one of the major end-users of refractory materials.TechNavio's analysts forecast the Global Refractory Material market will grow at …

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  • Industrial Minerals and Rocks in the 21st Century

    2011-4-15 · 3. raw materials of non-metallic habit that are source of metals, and also of their com­ pounds employed in other than metallurgical industries (e.g., beryl as a source of BeO, magnesite of MgO, bauxite or Al-rich laterite as a source of Alz03; all these three oxides are refractory materials); 4.

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  • ISO 5018 - European Standards

    ISO 5018 Establishes a method for measuring the true density of refractory products and raw materials. It is defined as the ratio of the mass of a quantity of dried material to its true volume and is calculated from the expression is the density of the liquid used at the temperature of the thermostatically controlled bath, and m1, m2, m3 are the masses determined in accordance with …

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  • Aplastic Anemia | Finland| PDF | PPT| Case Reports ...

    Aplastic Anemia. Aplastic anemia is the failure of the bone marrow to produce blood cells (red blood cells, white blood cells, and platelets) because the stem cells have been damaged.Stem cells are precursor cells from which all blood cell lines develop. Because fewer new blood cells are produced, the old blood cells at the end of their life spans are not replaced.

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  • Refractory Gold | SGS Finland

    SGS has developed a series of testing and mineralogy assessment protocols that allow us to determine the character of refractory gold and the mass balance between refractory and free-milling gold. Once the deportment or textural associations of the gold is determined and the mass balance known, flowsheet options are developed.

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  • Recovery Refractory Resources - SGS

    2017-2-1 · refractory resources Refractory gold ore needs pre-treatment for cyanidation to be effective in gold recovery. Ailbhe Goodbody looks at the advantages and disadvantages of the most common pre-treatment options, and speaks to some companies that offer or use the processes A refractory gold ore is gold-containing ore that is resistant to

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  • EKW GmbH Firmenpräsentation

    2021-4-8 · without any treatments refractory up to 1700 degrees supports a wide range of applications in the foundry industries, iron- and steel plants Average chemical composition: 93 % SiO 2, 5,5 % Al 2 O 3, 0,44 % Fe 2 O 3, 0,29 % TiO 2

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  • Global Steel Refractory Materials Market (2020 to 2025 ...

    2020-10-6 · The 'Global Steel Refractory Materials Market - Analysis By Product Type, Manufacturing Process, By Region, By Country (2020 Edition): Market Insights, Covid-19 Impact, Competition and Forecast (2020-2025)' report has been …

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  • CIL Gold Loss Characterization within Oxidized Leach Tails ...

    2019-9-16 · at the Kittilä Mine in Finland (oxidized tailings). The following section describes the materials and methods used in more detail. 2.1. Sampling Approximately 10 kg of four CIL tailings (identified as Tail-17, Tail-19, Tail-22, and Tail-25, taken September 17, 19, 22, and 25, respectively, in 2016) were sampled from the metallurgical circuit

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  • TONI KULJU VNS Therapy for Refractory Epilepsy

    2020-9-8 · vi Conclusions: Vagus nerve stimulation is a promising treatment option for patients with refractory epilepsy. The automatic stimulation mode of VNS offers better seizure control with possibly lesser power usage than the older models.

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  • Chromite - ScienceDirect

    2016-1-1 · Kazakhstan, India, Russia, Turkey, Finland, and Iran follow this country. According to data from the International Chromium Development Association, global chromite use was 29.4 metric tons in total (each unit equals 1000 kg) in 2014, used 96% in metallurgical, 2% in chemical, 2% in foundry sand, and 0.2% in refractory industries. Because of ...

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  • Aplastic Anemia | Finland| PDF | PPT| Case Reports ...

    Aplastic Anemia. Aplastic anemia is the failure of the bone marrow to produce blood cells (red blood cells, white blood cells, and platelets) because the stem cells have been damaged.Stem cells are precursor cells from which all blood cell lines develop. Because fewer new blood cells are produced, the old blood cells at the end of their life spans are not replaced.

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  • Industry revenue of “clay building material and refractory ...

    2021-2-22 · This statistic shows the revenue of the industry “clay building material and refractories manufacturing“ in Ohio from 2012 to 2017, with a forecast to 2024.

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  • Pulmonary edema | Finland| PDF | PPT| Case Reports ...

    Symptoms of pulmonary edema may include: Coughing up blood or bloody froth ,Difficulty breathing when lying down (orthopnea), Feeling of 'air hunger' or 'drowning' Grunting, gurgling, or wheezing sounds with breathing, Problems speaking in full sentences because of shortness of breath .Medicines that may be used for Pulmonary edema are Diuretics that remove excess fluid …

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  • PERFORMANCE MINERALS HIGH TEMPERATURE SOLUTIONS

    2020-8-19 · The refractory solutions developed and implemented by Imerys’ teams of engineers and technicians form part of a wide range of industrial equipment. They are used to build and repair refractory linings subject to high temperatures and intensely demanding operating conditions, like for example in power plants,

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  • Refractory Material Selection for Steelmaking | Ceramics ...

    Refractory Material Selection forSteelmaking is the ultimate guide to finding ideal answers to these questions. By following the step-by-step instructions—paired with detailed explanations and full-color diagrams—readers will be able to critically select the materials …

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  • Containment Materials Issues In High-Temperature Black ...

    2006-8-2 · 2 Our Study Of Containment Materials For High-Temperature Gasification Has Concentrated On The New Bern Gasifier Construction of the New Bern high-temperature gasifier began in November, 1995 This gasifier had its first production run in December, 1996 Several refractory repairs or replacements were made in 1997 and 1998 In early 1999, the lining was replaced with a fusion cast alumina refractory

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  • Materiale refrattario per modelli - Kuraray Noritake

    Statistiche (richiesto) On. I cookie statistici vengono implementati per poter misurare l'utilizzo del sito web. Per determinare quali parti del sito web sono più interessanti per i nostri visitatori, cerchiamo continuamente di misurare quanti visitatori accedono al nostro sito web e quali parti del sito web vengono visualizzate di più utilizzando il software di Google Analytics, Matomo e ...

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  • Materials Industry 2021 - Reportlinker.com

    Materials Industry 2021 View Trends, Analysis and Statistics. Rely on our Market Intelligence platform to get the latest trends on the Materials Industry and anticipate the future of the sector.

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  • THERMAL INSULATION HANDBOOK - AAAMSA

    2017-3-31 · Materials, which have a low thermal conductivity, are those, which have a high proportion of small voids containing air or gas. These voids are not big enough to transmit heat by convection or radiation, and therefore reduce the flow of heat. Thermal insulation materials fall into the latter category. Thermal insulation materials may be natural

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  • Amplification and Overexpression of Androgen Receptor Gene ...

    Materials and Methods Tumor and Xenograft Samples. Freshly frozen specimens from 8 BPHs, 33 androgen-dependent untreated primary prostate carcinomas (32 prostatec-tomy specimens and 1 TURP specimen), and 13 locally recurrent hormone refractory prostate carcinomas (TURP specimens) were obtained from the Tampere University Hospital (Tampere ...

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  • OUTOTEC FLASH SMELTING TECHNOLOGY

    2017-8-17 · opens up the possibility to use different raw materials and optimize plant layout while minimizing capital investment, operating costs, and environmental impact. Direct Blister Flash Smelting is a natural choice for higher-grade copper concentrates due to its lower capital investment costs. Outotec Direct Nickel Flash Smelting (DON)

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  • Journal of Materials Processing Technology - Elsevier

    2 天前 · The Journal of Materials Processing Technology covers the processing techniques used in manufacturing components from metals and other materials.The journal aims to publish full research papers of original, significant and rigorous work and so to contribute to increased production efficiency and improved component performance.

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  • Resins in 'prefere quality' - Prefere Resins

    Welcome to Prefere Resins, your 'preferred supplier' for phenolic, specialty urea and melamine resins. You also get high-quality derivatives of methanol-(C1)-chemistry from us such as paraformaldehyde, formaldehyde, and hexamethylene tetramine.

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