Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).

refractory materials mcq making process

  • refractory materials mcq application

    2021-5-23 · The Science of Engineering Materials Refractory Technician is a simple e-Book for ITI Engineering Course Refractory Technician, First & Second Year, Sem- 1,2,3 & 4, Revised Syllabus in 2018, It contains objective questions with underlined & bold correct answers MCQ covering all topics including all about

    Get Price
  • [Udemy 100% Off]-Refractory Technology MCQ Practice ...

    2021-5-24 · Carbon refractory blocks (A) Are wetted by molten iron (B) Are used in the hearth of blast furnace ... Basics MCQ Chemical Economics MCQ Chemical Environment MCQ Chemical FD MCQ Chemical Heat Transfer MCQ Chemical Mass Transfer MCQ Chemical Materials MCQ Chemical Process MCQ Chemical Reaction MCQ Chemical TD MCQ Circuit in AC MCQ Circuit T&C ...

    Get Price
  • Refractory Technology Objective Questions and Answers ...

    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.

    Get Price
  • 11.5 Refractory Manufacturing

    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.

    Get Price
  • FURNACES AND REFRACTORIES - Modern Eq

    Multiple Choice Questions and Answers on Refractory Technology Question 1 : Maximum alumina content in high alumina refractory can be as high as __________ percent. 30 50 70 90 Answer : 4 Question 2 : Refractories are dried in the rotary kilns tunnel kilns sun none of these Answer : 2 Question 3 : Cermets are combination of ceramic and metallic materials due to which they have …

    Get Price
  • Refractory Technology Questions and Answers -

    9. In investment casting process which of the following is used for pattern making? a) Ceramics b) Molten wax c) Silica d) Plaster of paris Answer: b Clarification: Investment casting refers to the material being surrounded by a refractory material which is expendable, usually a ceramic.

    Get Price
  • 250+ TOP MCQs on Various Casting Process and Answers

    2021-6-1 · In this article we will discuss about:- 1. Meaning of Refractories 2. Properties of Refractories 3. Refractory Fibres 4. Uses. Meaning of Refractories: . The term refractories embraces all materials used in the arts for the construction of heat resisting containers, using the word in its broadest sense, whether it be to afford space for the evolution of gases in combustion processes …

    Get Price
  • Refractories: Properties and Types | Engineering

    CE8391 Construction Materials MCQ Multi Choice Questions, Lecture Notes, Books, Study Materials, Question Papers, Syllabus Part-A 2 marks with answers CE8391 Construction Materials MCQ Multi Choice Questions, Subjects Important Part-B 16 marks Questions, PDF Books, Question Bank with answers Key And MCQ Question & Answer, Unit Wise Important Question And …

    Get Price
  • [PDF] CE8391 Construction Materials MCQ Multi Choice ...

    2021-5-23 · Comparing sulphate process with sulphite process, we find that _____ in the later. ... Binder in making carbon electrodes (D) All (a), (b) and (c) ... Basics MCQ Chemical Economics MCQ Chemical Environment MCQ Chemical FD MCQ Chemical Heat Transfer MCQ Chemical Mass Transfer MCQ Chemical Materials MCQ Chemical Process MCQ Chemical Reaction MCQ ...

    Get Price
  • Refractory Technology Multiple choice Questions and ...

    Multiple choice Questions on Refractory Technology subject in Chemical Engineering. Page 2.

    Get Price
  • 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.

    Get Price
  • Multiple Choice Questions

    2017-8-4 · 7. Usual casting method for making dental crowns (a) Sand casting (b) Die casting (c) Continuous casting (d) Investment casting 8. Prime structural disadvantage of P/M products (a) Low density (b) Porosity (c) High damping capacity (d) None 9. Not an important heat treatment process …

    Get Price
  • Building Materials 1 | 20 Questions MCQ Test

    May 22,2021 - Building Materials 1 | 20 Questions MCQ Test has questions of SSC preparation. This test is Rated positive by 86% students preparing for SSC.This MCQ test is related to SSC syllabus, prepared by SSC teachers.

    Get Price
  • Multiple Choice Questions on Materials and Construction ...

    The following section consists of Chemistry Multiple Choice questions on Materials and Construction. Take the Quiz for competitions and exams.

    Get Price
  • Powder metallurgy – basics & applications

    2016-5-4 · • Multiple collisions enhance the reduction process and therefore, multiple jet arrangements are normally incorporated in the mill design. The fluid used is either air about 0.7 MPa or stream at 2 MPa. In the case of volatile materials, protective atmosphere of nitrogen and carbon-di-oxide is used.

    Get Price
  • CE8391 Construction Materials MCQ Questions & Answers ...

    CE8391 Construction Materials MCQ Questions & Answers 1. Gypsum is a a) mechanically formed sedimentary rock b) igneous rock c) chemically precipitated sedimentary rock d) metamorphic rock Ans: c 2. Which of the following sedimentary rocks changes into quartzite by metamorphic action ? a) sand stone b) lime stone c) shale d) gypsum Ans: a […]

    Get Price
  • Processing and Synthesis Techniques For The Preparation

    2006-8-24 · In vacuum deposition process, elements, alloys or compounds are vaporized and deposited in a vacuum . The vaporization source is the one that vaporizes materials by thermal processes. The process is carried out at pressure of less than 0.1 Pa (1 m Torr) and in vacuum levels of 10 to 0.1 MPa. The substrate temperature ranges from ambient to 500°C.

    Get Price
  • Building Materials Questions For Competitive Exams ~ Civil ...

    2021-5-26 · The good clay for making bricks is: Weathered Clay; For facing purposes, the hand made bricks are: Superior to machine made bricks; The process of mixing clay, water and other ingredients to make bricks, is known as: Kneading; The process in which the earth is dug out and is left to atmospheric action for few weeks, is known as: Weathering

    Get Price
  • Metals and Alloys multiple choice questions and answers ...

    MCQ quiz on Metals and Alloys multiple choice questions and answers on Metals and Alloys MCQ questions quiz on Metals and Alloys objectives questions with answer test pdf. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject.

    Get Price
  • Lecture 10 - Refractory in steel-making Notes | EduRev

    In RH process, a refractory lined vessel equipped with two legs (snorkels) is used. These snorkels are immersed into molten steel. The refractory materials must have adequate spalling and abrasion resistance, volume stability and corrosion resistance at high temperature and in vacuum.

    Get Price
  • Multiple Choice Questions on Materials and Construction ...

    The following section consists of Chemistry Multiple Choice questions on Materials and Construction. Take the Quiz for competitions and exams.

    Get Price
  • Powder metallurgy – basics & applications

    2016-5-4 · • Multiple collisions enhance the reduction process and therefore, multiple jet arrangements are normally incorporated in the mill design. The fluid used is either air about 0.7 MPa or stream at 2 MPa. In the case of volatile materials, protective atmosphere of nitrogen and carbon-di-oxide is used.

    Get Price
  • MCQ_m9 - Material Science Applications and Processing of ...

    View Test Prep - MCQ_m9 from MECHANICAL MMZG621 at Birla Institute of Technology & Science. Material Science Applications and Processing of Metals and …

    Get Price
  • Cement Manufacturing Process - Chemical Engineering World

    2020-9-26 · The process of burning is carried out in rotary kiln and the rotary kiln is lined with refractory bricks. The prepared mixture stored in the silo is fed into the rotary kiln from upper side and a burning fuel is fed from the lower side of the rotary kiln in order to produce hot flame.

    Get Price
  • Processing and Synthesis Techniques For The Preparation

    2006-8-24 · In vacuum deposition process, elements, alloys or compounds are vaporized and deposited in a vacuum . The vaporization source is the one that vaporizes materials by thermal processes. The process is carried out at pressure of less than 0.1 Pa (1 m Torr) and in vacuum levels of 10 to 0.1 MPa. The substrate temperature ranges from ambient to 500°C.

    Get Price
  • 195 TOP Engineering Materials - Mechanical Engineering ...

    2014-8-31 · (e) making corrosion resistant steel. Ans: c 77. Induction hardening is the process of (a) hardening surface of workpiece to ob-tain hard and wear resistant surface (b) heating and cooling rapidly (c) increasing hardness throughout (d) inducing hardness by continuous process (e) hardening core. Ans: a 78.

    Get Price
  • Objective Questions of Structural Clay Products | Solved ...

    2020-8-15 · 1. Consider the following statements: Good soil for making bricks should contain (1) about 30% alumina (2) about 10% lime nodules (3) a small number of iron oxides (4) about 15% magnesia Of these statements (a) 1 and 2 are correct (b) 1 and 3 are corect (c) 1, 3 and 4 are correct (d) 2, 3 and 4 are correct Answer:- (a) 1 and 2 are correct 2. If L is the length and B the …

    Get Price
  • 195 TOP MOST ENGINEERING MATERIALS – Mechanical ...

    (e) making corrosion resistant steel. Ans: c. 77. Induction hardening is the process of (a) hardening surface of workpiece to ob-tain hard and wear resistant surface (b) heating and cooling rapidly (c) increasing hardness throughout (d) inducing hardness by continuous process …

    Get Price
  • MCQ_m9 - Material Science Applications and Processing of ...

    View Test Prep - MCQ_m9 from MECHANICAL MMZG621 at Birla Institute of Technology & Science. Material Science Applications and Processing of Metals and …

    Get Price
  • Materials and Construction MCQs - Materials and ...

    Materials and Construction Multiple Choice Questions . Materials and Construction . Question 66. Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines? A. Silicon steel. B. Chromium steel. C. …

    Get Price
  • Engineering materials and metallurgy course matrial

    2014-1-19 · materials so as to identify and select suitable materials for various engineering applications. Review (Not for Exam): Crystal structure – BCC, FCC and HCP structure – unit cell – crystallographic planes and directions, miller indices – crystal imperfections, point, line, planar and volume defects – Grain size, ASTM grain size number. 1.

    Get Price
  • TOP 150+ Building Materials and Construction Multiple ...

    2019-2-1 · Best Building Materials and Construction Objective Questions and Answers. Dear Readers, Welcome to Building Materials and Construction Objective Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Building Materials and Construction MCQs.These objective type Building Materials …

    Get Price
  • Spalling resistance of a refractory cannot be increased by

    2019-10-14 · Spalling resistance of a refractory cannot be increased by _____? Spalling resistance of a refractory cannot be increased by _____? October 14, 2019 – by Atif 0. A. Increasing its porosity ... D. Making it denser. Posted in: Refractory Technology. Previous Post: Which property is important for bricks used in the combustion chamber & dome of ...

    Get Price
  • Top 20 Steel Production Interview Questions & Answers

    2021-4-24 · BOS is the central bulk production process for refining iron into steel. It can take up to 350 tonnes of molten iron at a time and convert it into steel in less than 30 minutes. 6) Explain what is Blast furnace? Blast furnace is a technique used to raise the temperature up to 2200 degree C in the furnace. This high temperature is required for ...

    Get Price
  • Material Science - engineering108.com

    2013-1-1 · metallic materials. Thus metallic materials, ceramics, and even polymers tend to complement each other in service. 10.1 Types and applications of ceramics Ceramics greatly differ in their basic composition. The properties of ceramic materials also vary greatly due to differences in bonding, and thus found a wide range of engineering applications.

    Get Price
  • Molten Metal - an overview | ScienceDirect Topics

    Molten metal was initially believed to flow into the die like a normal gravity die casting, that is, the metal fills from the bottom of the die until the cavity is filled. Frommer (1925) found that metal actually flowed at a high speed from the gate and impacted …

    Get Price
  • Plasma Arc Machining: Process, Working Principle,

    2021-4-8 · Plasma arc machining is a metal removal process in which the metal is removed by focusing a high-velocity jet of high temperature (11,000°C to 30,000°C) ionized gas on the workpiece. Working Principle of Plasma Arc Machining

    Get Price
  • Manufacturing Engineering and Technology 6th Edition ...

    Manufacturing Engineering and Technology 6th Edition Serope Kalpakjian Stephen Schmid.pdf

    Get Price