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refractory materials formula using method

  • refractory materials for casting using method

    Refractory Installation Methods - Shotcrete Gunite . quirements on the refractory materials [5]. For example, in continuous casting silica nozzles are only used for steels containing 0,5 mass-% manganese [6]. 2 Experimental The infiltration processes of austenitic steel in macro-porous ZrO 2 ceramics were investi-gated within the framework of the TRIP Mat 1913.

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  • Refractory raw materials, method for production

    Refractory raw materials, method for production thereof and refractory using the material . United States Patent 7060642 . Abstract: Refractories obtained by molding a refractory raw material composition containing a refractory raw material including graphite grains having an average grain size of 500 nm or less or a refractory raw material ...

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  • US20040106509A1 - Refractory raw materials, method

    Refractory raw materials, method for production thereof and refractory using the material Download PDF Info Publication number US20040106509A1. US20040106509A1 US10/469,532 US46953203A US2004106509A1 US 20040106509 A1 US20040106509 A1 US 20040106509A1 US 46953203 A US46953203 A US 46953203A US 2004106509 A1 US2004106509 A1 US 2004106509A1

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  • Increase refractory materials anti damage ability by ...

    2019-12-30 · Flame gunning method of flame gunning refractory products, powder particles melt in the liquid or gaseous fuel flame, and was sent to the surface to be repaired. At this point the masonry was nozzle flame supplementary heating, so using this method may not have special restrictions on temperature is put forward in this paper, and can adopt ...

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  • Refractory electrodes for joule heating and methods

    1998-1-1 · @article{osti_871536, title = {Refractory electrodes for joule heating and methods of using same}, author = {Lamar, David A and Chapman, Chris C and Elliott, Michael L}, abstractNote = {A certain group of electrically conductive refractory materials presently known for use in high temperature applications as throat constructions, melter sidewalls, forehearth, stacks, port sills, hot face ...

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  • The application and trend of refractories for glass kiln -2

    A structure made predominately of an NZP-type phase having the general formula R x Z 4 P 6−y Si y O 24 , where 0≦x≦8, 0≦y≦6, R is Li, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Y, and/or lanthanides, and Z is Zr, Ti, Nb, Ta, Y, and/or lanthanidess, and optionally a sintering additive. The structure has an open porosity of at least 20% by volume, median pore diameter in micrometers of at least a ...

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  • US6413895B1 - Refractory NZP-type structures and

    2013-12-1 · Here, using the GS (gelation of slurry) method that was previously developed to produce high porosity metal foam,4, 5, 6 we produced alumina refractory bricks. We then measured the porosity, mechanical properties (i.e., cell structure and compressive …

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  • Thermal conductivity of high porosity alumina

    This International Standard applies to products manufactured from refractory materials. It may be applied when the parties concerned have agreed to do so and have therefore, by common consent, made a choice between the various possibilities put forward in this International Standard, and have specified the various parameters (see 3.2 ) which ...

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  • ISO 5022:1979(en), Shaped refractory products ?

    2013-9-10 · Part 15 Method for determination of bulk density, apparent porosity and true porosity of dense shaped refractory materials Part 16/ISO 8894-2 : 1990 Determination of thermal conductivity according to the hot wire method (parallel) Part 17/ISO 8895 : 1986 Determination of cold crushing strength of shaped insulating refractory products

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  • Formula for refractory cement | Details | Hackaday.io

    This is a formula for making excellent refractory material to use to line the walls of a melting furnace. I am routinely melting aluminum and brass and I have been looking for a formula that is strong and lasts a long time. All of the formulas that I have seen that use Portland cement need replacing pretty often because Portland does not hold up under heat.

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  • Refractory Materials - Definition, Classification,

    2019-12-30 · Refractory materials – definition. Refractory refers to the mechanical strength of the material at high temperatures. Refractory materials are characterized by a high melting point, and when exposed to high temperatures they do not lose their strength and of form. ASTM (the American Society for Testing and Materials) defines refractories as ...

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  • Systems and methods for forming refractory metal

    The method includes: providing a substrate (preferably a semiconductor substrate or substrate assembly such as a silicon wafer); providing a vapor that includes one or more refractory metal precursor compounds of the formula MY n (Formula I), wherein M is a refractory metal (e.g., Ti, Nb, Ta, Mo, and W), each Y is independently a halogen atom ...

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  • THE IMPORTANCE AND TESTING OF DENSITY

    2010-3-26 · Density and porosity (AP, BD and ASG) can be measured of refractory materials using the Archimedes buoyancy technique with dry weights, soaked weights and immersed weights in water (mercury, xylene or denatured alcohol if the refractory is water sensitive) (Figure 2).

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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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  • Permeability of carbon refractory materials used in a ...

    2021-2-27 · According to standards [21,22] permeability measurements of refractory materials are performed using gases in stationary conditions, which require taking into account their compressibility, and the integrated Darcy's law (1) becomes: (2) p i n 2 − p o u t 2 2 p L = μ K G P u, where: K GP – gas permeability [m 2], p in and p out ...

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  • Methods of Use of Calcium Hexa Aluminate Refractory ...

    2013-9-20 · The refractory aggregate employed in the method of the present invention is consisting essentially of a calcium aluminate clinker having the formula CA 6, wherein C is equal to calcium oxide, wherein A is equal to aluminum oxide, wherein n is the integer 1, wherein x is the integer 6, and wherein preferably the calium aluminate clinker has from ...

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  • Refractory - WikiMili, The Free Encyclopedia

    2019-8-10 · Refractory bricks in a torpedo car used for hauling molten iron. A refractory material or refractory is a heat-resistant material: that is, a mineral that is resistant to decomposition by heat, pressure, or chemical attack, most commonly applied to a mineral that retains strength and form at high temperatures. [1].

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  • Methods of use of calcium hexa aluminate refractory ...

    2013-9-20 · A method for improving the insulating character/and or penetration resistance of a surface comprising lining a surface of a lime kiln, a cement kiln, a roasting kiln, a thermal oxidizer, or a fluidized bed reactor that is subject to wear by an alkali environment and/or an alkaline environment with a refractory composition comprising a refractory aggregate consisting essentially of a calcium ...

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  • The application and trend of refractories for glass kiln -2

    2021-5-28 · The former general test method using rotary erosion, the latter generally use finger test method and clamp eddy test method etc.. However, these methods for all of the refractory and glass, are not able to correctly showed good reproducibility of its corrosion resistance, and hope to have good erosion test methods of reproduction, so that ...

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  • Refractory Materials - Definition, Classification,

    2019-12-30 · Refractory materials – definition. Refractory refers to the mechanical strength of the material at high temperatures. Refractory materials are characterized by a high melting point, and when exposed to high temperatures they do not lose their strength and of form. ASTM (the American Society for Testing and Materials) defines refractories as ...

    Get Price
  • Systems and methods for forming refractory metal

    The method includes: providing a substrate (preferably a semiconductor substrate or substrate assembly such as a silicon wafer); providing a vapor that includes one or more refractory metal precursor compounds of the formula MY n (Formula I), wherein M is a refractory metal (e.g., Ti, Nb, Ta, Mo, and W), each Y is independently a halogen atom ...

    Get Price
  • Systems and methods of forming refractory metal

    1. A vapor deposition method comprising: providing a vapor comprising one or more refractory metal precursor compounds of the formula MY.sub.n, (Formula I), wherein M is a refractory metal, each Y is independently a halogen atom, and n is an integer selected to match the valence of the metal M; providing a vapor comprising one or more disilazanes of the formula (R).sub.xH.sub.3-xSiNHSi(R).sub ...

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  • Refractory Ingredients Batching System Design Based

    Take a refractory ingredients monitor system for specific examples, using S7-300 PLC and WinCC configuration software to realize refractory formula control. According to the principle of time optimal and precision optimal, to develop fuzzy control algorithm in production practice so as to improve the automatic control process of refractory batching system.

    Get Price
  • Refractory - WikiMili, The Free Encyclopedia

    2019-8-10 · Refractory bricks in a torpedo car used for hauling molten iron. A refractory material or refractory is a heat-resistant material: that is, a mineral that is resistant to decomposition by heat, pressure, or chemical attack, most commonly applied to a mineral that retains strength and form at high temperatures. [1].

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  • PAPER OPEN ACCESS Refractory and heat-insulating

    characteristics of refractory aluminosilicate SHS materials, taking into account the properties of initial components and the production method , as well as to improv e the production process and use of A S materials and products from them to protect the heat generating units against high temperatures. 2. Materials and Methods

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  • The application and trend of refractories for glass kiln -2

    2021-5-28 · The former general test method using rotary erosion, the latter generally use finger test method and clamp eddy test method etc.. However, these methods for all of the refractory and glass, are not able to correctly showed good reproducibility of its corrosion resistance, and hope to have good erosion test methods of reproduction, so that ...

    Get Price
  • DESIGN OF EXPERIMENTS IN THE STUDY OF BAUXITE

    2017-5-10 · **Institute of Ceramics and Building Materials, Refractory Materials Division in Gliwice, Poland #E-mail: [email protected] Submitted January 23, 2017; accepted March 9, 2017 ... modulus was determined using a dynamic method, ... Student’s t-test was used according to the formula, (3) where, (4) where s rep is the average standard deviation ...

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  • The Review of Some Commonly Used Methods and

    2016-8-31 · The use of insulation materials is considered as one of the most effective means of conserving energy in various fields. Thermal insulation materials enable systems to achieve energy efficiency. Many different thermal insulation materials have been developed to reduce heat flow by limiting conduction, convection, and/or radiation while performing one or more functions.

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  • Reverse-Relief Kilncasting in an Assembled Mold

    2016-11-11 · using plaster/silica design elements in an open-faced mold assembled from vermiculite board and other refractory materials. There are several advantages to this process: • Less waste than traditional kilncasting processes • The majority of the molds will be reusable • Molds will be of uniform thickness, allowing for uniform heating and ...

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  • Refractory Ingredients Batching System Design Based

    Take a refractory ingredients monitor system for specific examples, using S7-300 PLC and WinCC configuration software to realize refractory formula control. According to the principle of time optimal and precision optimal, to develop fuzzy control algorithm in production practice so as to improve the automatic control process of refractory batching system.

    Get Price
  • PAPER OPEN ACCESS Refractory and heat-insulating

    characteristics of refractory aluminosilicate SHS materials, taking into account the properties of initial components and the production method , as well as to improv e the production process and use of A S materials and products from them to protect the heat generating units against high temperatures. 2. Materials and Methods

    Get Price
  • Methods of use of calcium hexa aluminate refractory ...

    2013-10-22 · The method comprises lining a surface that is subject to wear by an alkali environment and/or an alkaline environment with a refractory composition comprising a refractory aggregate consisting essentially of a calcium hexa aluminate clinker having the formula CA.sub.6, wherein C is equal to calcium oxide, wherein A is equal to aluminum oxide ...

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  • Method of processing scrap of refractory,

    Is refractory, ceramic and construction materials in a developing economy is constantly growing. Their quality largely determines the level of development of a number of industries. Some materials work in conditions of high temperatures and high loads, therefore, the main requirements are high density, strength, fire resistance, and a specific ...

    Get Price
  • The Impulse Excitation technique, an innovative NDT

    2020-12-22 · an innovative NDT method for microstructure and mechanical properties characterization of refractory materials used in the aluminum industry. Bart Bollen General Manager, IMCE NV, Belgium 16. February 2016, AMAP colloquium, Aachen

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  • Evaluation of the Refractory Properties of Nigerian ...

    2014-6-19 · Using boiling method, the test specimen measuring 30 mm × 30 mm × 20 mm was cut from the fired refractory brick and then dried in an oven at 110˚C to a constant weight (D). The dried specimen was suspended freely in distilled water and boiled for 2 hours, cooled to …

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  • High‐Temperature Testing Techniques for Brittle

    High‐Temperature Testing Techniques for Brittle Refractory Materials High‐Temperature Testing Techniques for Brittle Refractory Materials GANGLER, JAMES J. 1954-09-01 00:00:00 true picture of the fundamental particle-size distribution in the original kaolin specimen. All evidence points to the fact that no or a t most an insignificant amount of attrition is taking place.

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  • Amorphous Castable Refractory | tradekorea

    tradeKorea is a online B2B trade website offers you matching services to connect buyers and suppliers. Establish reliable relationship between buyers and suppliers through our matching services and find new business opportunities through various online exhibitions.

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  • The Review of Some Commonly Used Methods and

    2016-8-31 · The use of insulation materials is considered as one of the most effective means of conserving energy in various fields. Thermal insulation materials enable systems to achieve energy efficiency. Many different thermal insulation materials have been developed to reduce heat flow by limiting conduction, convection, and/or radiation while performing one or more functions.

    Get Price
  • Insulating fire bricks - production, properties ...

    Raw materials based on Al2O3, SiO2 and CaO. CaO is typically used for anorthite refractory bricks. Raw materials are clay, kaolin, kyanite, mullite, (light) chamotte, sillimanite or andalusite. Alumina, alumina hydrate and corundum in the form of hollow sphere corundum are also used for refractory bricks with high classification temperature.

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  • Refractory Ingredients Batching System Design Based

    Take a refractory ingredients monitor system for specific examples, using S7-300 PLC and WinCC configuration software to realize refractory formula control. According to the principle of time optimal and precision optimal, to develop fuzzy control algorithm in production practice so as to improve the automatic control process of refractory batching system.

    Get Price
  • Systems and methods of forming refractory metal

    1. A vapor deposition method comprising: providing a vapor comprising one or more refractory metal precursor compounds of the formula MY.sub.n, (Formula I), wherein M is a refractory metal, each Y is independently a halogen atom, and n is an integer selected to match the valence of the metal M; providing a vapor comprising one or more disilazanes of the formula (R).sub.xH.sub.3-xSiNHSi(R).sub ...

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  • OPTIMISATION OF REFRACTORY COMPONENTS OF

    2017-1-18 · The refractory materials available were not capable of resisting to the combined effects of high ... is calculated using the following formula: 2 1 ... One method to determine Gf in coarse-grained materials is based on a wedge splitting test that

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  • Evaluation of the Refractory Properties of Nigerian ...

    2013-12-24 · Using boiling method, the test specimen measuring 30 mm × 30 mm × 20 mm was cut from the fired refractory brick and then dried in an oven at 110˚C to a constant weight (D). The dried specimen was suspended freely in distilled water and boiled for 2 hours, cooled to room tem- perature and its weight (S) noted. The specimen was re-

    Get Price
  • Method of processing scrap of refractory,

    Is refractory, ceramic and construction materials in a developing economy is constantly growing. Their quality largely determines the level of development of a number of industries. Some materials work in conditions of high temperatures and high loads, therefore, the main requirements are high density, strength, fire resistance, and a specific ...

    Get Price
  • PRODUCTION AND CHARACTERIZATION OF CLAY

    2014-7-30 · production of refractory materials for industrial use. The current work is aimed at this the possibility of utilizing these vast available material (palm kernel shell) in the fabrication of refractory materials. In view of all these facts, there is therefore every need to produce, characterize, evaluate and improve the refractory properties of

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  • Powder Phenolic Resin for Refractory Materials -

    Phenolic resin is a kind of synthetic plastics, colorless or brown transparent solid, is widely used for electrical equipment, also commonly known as bakelite heat-resistant flame resistance water resistance and good insulation, good resistance to acid, alkali resistance is poor, mechanical and electrical performance is good, easy to cut, divided into two categories, thermosetting plastics and ...

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  • Materials | Free Full-Text | Development and

    The presented study is focused on optimization and characterization of a high-alumina refractory aggregate based on natural raw materials—kaolins, claystone, and mullite dust by-product (used to increase the alumina and mullite contents, respectively). In total, four individual formulas with the Al2O3 contents between 45 and 50 wt.% were designed; the samples were subsequently fired, both in ...

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  • The Review of Some Commonly Used Methods and

    2016-8-31 · The use of insulation materials is considered as one of the most effective means of conserving energy in various fields. Thermal insulation materials enable systems to achieve energy efficiency. Many different thermal insulation materials have been developed to reduce heat flow by limiting conduction, convection, and/or radiation while performing one or more functions.

    Get Price
  • High Alumina Cement - RS High Alumina Refractory

    High Alumina Cement is a kind of refractory cement for sale used invarius industries including cement industry, ceramic industry, etc. Rongsheng Kiln Refractory Co., Ltd. is a professional manufacture and supplier of refractory materials for industrial furnaces, who have gained trust from clients over the decades.Welcome to buy high alumina cement from Rongsheng at a LOW PRICE!

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