Get in Touch
  1. Home >
  2. Blog >
  3. Blog Detail

Which of the following is about ball mill

The ball mill is a tumbling mill that uses steel balls as the grinding media. The length of the cylindrical shell is usually 1–1.5 times the shell diameter (Figure 8.11).The feed can be dry, with less than 3% moisture to minimize ball coating, or slurry containing 20–40% water by weight

Popular products

  • 250+ TOP MCQs on Ball Mill and Answers
    250+ TOP MCQs on Ball Mill and Answers

    2. Which of the following uses impact and attrition? a) Ball mill b) Tumbling mill c) Ultra-fine grinders d) Hammer mill Answer: c Clarification: Grinding takes place due to impact and attrition, it consists set of swing hammers, rotor, classifier wheels and fan wheels. 3. What is the feed size for a Ultra-Fine grinder? a) 3 ⁄ 4 inches b) 3

    Read More
  • Ball Mills - Mineral Processing & Metallurgy
    Ball Mills - Mineral Processing & Metallurgy

    Feb 13, 2017 The apparent difference in capacities between grinding mills (listed as being the same size) is due to the fact that there is no uniform method of designating the size of a mill, for example: a 5′ x 5′ Ball Mill has a working diameter of 5′ inside the liners and has 20 per cent more capacity than all other ball mills designated as 5′ x

    Read More
  • Solved Which of the following statement(s) is/are correct
    Solved Which of the following statement(s) is/are correct

    Which of the following statement(s) is/are correct? (1) In flotation, the material reduced by the ball mill (usually varying in size from 20 mesh to under 200 mesh) is fed to a conditioning tank which is essentially a cylindrical tank equipped with an efficient agitator

    Read More
  • Mechanical Operations MCQ’s – Ball Mill – MockTestPRO
    Mechanical Operations MCQ’s – Ball Mill – MockTestPRO

    View Answer & Solution. Answer: d. Explanation: The power consumption is very high and the material should therefore be ground as fine as possible before it is fed to mill. 9 - Question. The speed of a rotary knife cutter is ___. a) 100 to 500 rev/min. b) 200 to 900 rev/min. c)

    Read More
  • Size Reduction: Introduction, Advantages, disadvantages
    Size Reduction: Introduction, Advantages, disadvantages

    Mar 31, 2021 A. Ball mill B. Hammer mill C. Fluid energy mill D. Both A and B. 8. Which of the following mill works on the principle of both attrition and impact? A. Ball mill B. Hammer mill C. Cutter mill D. Pin mill. 9. Which of the following statement is NOT true? A. Penetration becomes slow when particles are large B. Wet grinding is used for production

    Read More
  • 250+ TOP MCQs on Unit Operations – Size Reduction and
    250+ TOP MCQs on Unit Operations – Size Reduction and

    9. A ball mill uses _____ a) Impact b) Attrition c) Impact & Attrition d) None of the mentioned Answer: c Clarification: A ball mill uses both impacts when the solids fall from the top to the bottom and attrition when the particles rub against each other and reduce in size. 10. Which of the following uses attrition? a) Ball mill b) Plate mill c

    Read More
  • Chapter 17 Processing of Ceramics and Cermets Flashcards
    Chapter 17 Processing of Ceramics and Cermets Flashcards

    (a) ball mill and (e) roller mill. .2 Which one of the following compounds becomes a plastic and formable material when mixed with suitable proportions of water: (a) aluminum oxide, (b) hydrogen oxide, (c) hydrous aluminum

    Read More
  • Ball Mill Principle, Construction, Uses, Advantage
    Ball Mill Principle, Construction, Uses, Advantage

    Aug 17, 2021 Aug 17, 2021 C. Ball mill is an open system, hence sterility is a question D. Fibrous materials cannot be milled by ball mill. 10. What particle size can be obtained through ball mill? A. 20 to 80 mesh B. 4 to 325 mesh C. 20 to 200 mesh D. 1 to 30 mm. ANSWERS:-1. Both B and C 2. Optimum speed 3. Longitudinal axis 4. Both 5. A – 3 B – 4 C – 2 D – 1 6

    Read More
  • MCQs Test on Size Reduction. - Simple Pharmanotes
    MCQs Test on Size Reduction. - Simple Pharmanotes

    Sep 26, 2020 Which statement is TRUE for Ball Mill? If the machine is rotated at low speed the balls collide with each other and no or negligible size reduction takes place. If the machine is rotated at very high speed the balls rotate along the cylinder wall due to

    Read More
  • Pharmaceutical Engineering MCQs with answers - Remix
    Pharmaceutical Engineering MCQs with answers - Remix

    May 05, 2021 (a) Roller mill (b) Ball mill (c) Cutter mill (d) Colloid mill; 25. Select a mill for a low melting drug. (a) Hammer mill (b) Roller mill (c) Ball mill (d) Fluid energy mill. 26. According to IP/BP very fine powder is one of which (a) All particles pass through 120# sieve (b) 90% particles pass through 350# sieve (c) All particles pass through

    Read More
  • Pharmaceutcal Engineering MCQs with Answers - Remix
    Pharmaceutcal Engineering MCQs with Answers - Remix

    May 01, 2021 5. Ball Mill operates at the speed of? a. Low speed b. High speed c. Optimum speed d. All of the above Ans: c. 6. Fluid Energy Mill works on the principle of: a. Impact & Attrition b. Rotor & Stator c. Compression d. Attrition Ans: a. 7. Fibrous drugs are milled by using: a. Cutter Mill b. Hammer Mill c. Fluid Energy Mill d. Ball Mill Ans: a. 8

    Read More
  • Ball Mill Explained - saVRee
    Ball Mill Explained - saVRee

    Ball mills are usually either of the grate (diaphragm) or overflow type. Ball Mill Components. Ball mills consist of the following components: Inlet – crushed ore is fed to the ball mill through the inlet. A scoop ensures the feed to the mill is constant. Discharge – reduced feed exits the mill through the discharge. Ball Mill Components

    Read More
  • What Is a Ball Mill? - Monroe Engineering
    What Is a Ball Mill? - Monroe Engineering

    Mar 10, 2020 Mar 10, 2020 As shown in the adjacent image, a ball mill is a type grinding machine that uses balls to grind and remove material. It consists of a hollow compartment that rotates along a horizontal or vertical axis. It’s called a “ball mill” because it’s literally filled with balls. Materials are added to the ball mill, at which point the balls knock around inside the mill. How a Ball Mill Works. Ball mills

    Read More