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Solved A crusher was used to crush a material with a feed

A crusher was used to crush a material with a feed size of −5.08 cm+3.81 cm and the power required was 3.73KW/ ton. The screen analysis of the product was as follows: What would be the power required to crush 1 ton/h of the same material from a feed of −4.44 cm+3.81 cm to a product of average product size 0.051 cm ?

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Solved A) A material consisting originally of(35 mm)

Discuss your results. c) (E) is the energy consumed to crush a material with ( 90 mm ) particles in a gyratory crusher into (10 mm), determine the particle size of product if the energy increased by three times to crushed the same feed, using Von-Rittinger's law. Note that, the Von-Rittinger's constant is equal (0.135 kW/kg.m) ...

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Solved The power required to crush 100 ton/hr of a material

The power required to crush 100 ton/hr of a material is 179.8 kW, if 80% of the feed passes through a 51 mm screen and 80% of the product passes through a 3.2 mm screen. What is the work index of the material? What will be the power required for the same feed at 100 ton/hr to be crushed to a product such that 80% is to pass through a 1.6 mm screen?

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A certain crusher accepts a feed material having a volume

A certain crusher accepts a feed material having a volume-surface mean diameter of ( 19 mat{~mm} ) and gives a product of volume-surface mean diameter of ( 5 mat{~mm} ). The power required to crush 15 tonnes per hour is ( 7.5 mat{~kW} ). What will be the power consumption if the capacity is reduced to 12 tonnes per hour?

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How to Create Material Types in SAP

Step 3 : – On change view "Material Types" details of selected set screen, update the following details. Material Type : – Enter the new key that you like to create new material type in SAP. Description : – Update the description text of material type. General data : – Under this field update the required details for Field reference, SRef material type, Item category group and ...

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Solved Determine the energy required to crush a material

Determine the energy required to crush a material from 30 mm particle size to 2.5 mm assuming (a) Rittinger's law, (b) Kick's law, and (c) Bond's law. If a material consisting of originally 30 …

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Unit operations size reduction sample problems

SIZE REDUCTION 1. A material is crushed in a Blake jaw crusher such that the average size of particle is reduced from 50 mm to 10 mm with the consumption of energy of 13.0 kW/(kg/s). What would be the consumption of energy needed …

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Solved A 1.2 m pulley is fastened to a 120 mm shaft by means

A 1.2 m pulley is fastened to a 120 mm shaft by means of a square key with 140 mm long. What force tangent to pulley rim will crush the key is bearing stress is 410 Mpa. Assume key and shaft are of the same material.

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Solved A material is crushed in a Blake Jaw Crusher and the

A material is crushed in a Blake Jaw Crusher and the average size of particles reduced from 50 mm to 10 mm with the consumption of energy at the rate of 13 kW/(kg/s), What is the consumption of energy (assuming Kick's Law applies) needed to crush the same material of average size 75 mm to an average size 25 mm?

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270 kW of power is required to crush 150 tonnes/h of a material.

Transcribed Image Text: 270 kW of power is required to crush 150 tonnes/h of a material. If 80 % of the feed passes through a 50 mm screen and 80% of the product passes through a 3 mm screen, calculate the work index of the material. Also, determine the power needed to crush the same feed at 150 tonnes/h to a product size of 80% passing 1.5 mm ...

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SIZE REDUCTION Large particles of solids are cut or broken into …

By reducing the clearance between the crushing head and the cone, the differential screen analysis of the product becomes that given in column (2) in Table1 below. From (a) Rittinger's …

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how to crush material from 12mm to 6mmri

The feed material is crushed between mm 10 mm Aggregate, 12 mm Aggregate . Get Price; Bulk Material Calculator Keller Material, Ltd. Bulk Material Calculator. Return to Calculators. Please enter the measurements below and press Calculate to receive the approximate number of cubic yards needed for the specified area.

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A material consisting originally of 20 mm | StudyX

13 (a) A material consisting originally of 25 mm particles is crushed to an average size of 7 mm and requires 20 k / / kg for this size reduction Determme the energy required to crush the material from 25 mm to 35 mm assuming (i) Rittingers law (5) quad Pm=kR 1DF b- 1pS i n (ii) Kickstaw (4) (Hi) Bonds law (4) pm= kks0 p O R

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270 kW of power is required to crush 150 tonnes/h of material. If …

A sample of material is crushed in a Blake Jaw crusher such that the average size of the particles is reduced from 50 mm to 10 mm with an energy consumption of 13 kW/(kg/s). Determine the energy consumption to crush the same material of 75 mm average size to an average size of 25 mm using Kick's Law.

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How to crush material from 12mm to 6mm?

To crush material from 12mm to 6mm, you can follow these steps: Select the Appropriate Equipment: Jaw Crusher: Ideal for initial coarse crushing. It can handle larger pieces of …

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Solved 3. Power of 3000 W is supplied to a machine crushing

Question: 3. Power of 3000 W is supplied to a machine crushing a material at the rate of 0.3 kg/s from 12.5 mm cubes to a product having the following sizes: 80 percent 3.175 mm, 10 percent 2.55 mm and 10 percent 2.25 mm. What power should be supplied to this machine to crush 0.3 kg/s of the same material from 7.5 mm cube to 2.0 mm cube?

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Introduction to Crushing

One way of determining crushability is to measu re the energy required to crush a material. Fred C Bond AllisFred C Bond, Allis-Chalmers developed about 1950 a method to calculate the energy using aChalmers, developed about 1950 a method to calculate the energy using a ... size of the material is 12.5-19 mm. Due to disintegration in the drum ...

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Solved Q2/1 A: Power of 3 KW is supplied to a machine

Q2/1 A: Power of 3 KW is supplied to a machine crushing material at the rate of 0.3 kg/s from 12.5 mm cubes to a product having the following sizes: 80% 3.175 mm, 10% 2.5 mm and 10% 2.25 mm. What power should be supplied to this machine to crush 0.3 kg/s of the same material from 7.5 mm cube to 2.0 mm cube?

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A crusher is used to crush the material with a compression

Determine the energy consumption to crush the same material of 75 mm average size to an average size of 25 mm using Kick's Law. 270 kW of power is required to crush 150 tonnes/h of a material. If 80% of the feed passes through a 50 mm screen and 80% of the product passes through a 3 mm screen, calculate the work index of the material.

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Solved Q-6 270 kW of power is required to crush 150 tonnes/h

Question: Q-6 270 kW of power is required to crush 150 tonnes/h of a material. If 80% of the feed through a 50 mm screen and 80% of the product passes through a 3 mm screen, calculate the work index of the material. And what will be the power required for the same feed at 150 tonnes/h to be crushed to a product such that 80% is to pass through ...

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A crusher is used to crush a material with an | StudyX

A crusher was used to crush a material The size of the feed was minus 50 mm plus 40 mm The screen analysis of the product was Size of aperture (mm) Amount of product through 60 mm All On 40 mm 26 On 20 mm 18 On 075 mm 23 On 050 mm 8 On 025 mm 17 On 0125 mm 3 On 0125 mm 5 What power is required to crush the material using (a) Von Rittingerrsquos ...

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Selecting the right crusher for your operations

Best suited for secondary crushing applications, cone crushers are designed to crush pre-sized materials, usually 100mm, 150mm or 200mm, depending on the size of the …

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In Crushing a Certain Ore

A material is crushed in a Blake Jaw Crusher and the average size of particle reduced from 50 to 10 mm with the consumption of energy at the rate of 13 kW/(kg/s). the consumption of energy needed to crush the same material of an average size of 75 mm to an average size of 25 mm assuming Kick's Law applies is Solution: X1 = 50 mm X2 = 10 mm ...

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How to crush material from 12mm to 6mm?

Crushing material from 12mm to 6mm can be done by reducing the size of the material with a crusher. The specific type and size of the crusher depends on the hardness …

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Rock Crushing Rule of Thumb

A well-designed jaw crusher installation has the lip of the chute overlapping the throat of the vibrating feeder by 400 mm (16 inches) to prevent spill resulting from the inevitable blowback of wayward fines. ... calculations define the efficiency of a fine stage-crush ball mill circuit as 1.0 to 1.2 depending on ball mill feed size, and some ...

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(a) The power required to crush 100 ton/hr of a material is

Solution for (a) The power required to crush 100 ton/hr of a material is 179.8 kW, ... Question: A cylindrical rod of 1040 steel originally 11.4 mm (0.45 in.) in diameter is to be cold worked by drawing; the circular cross section will be maintained during deformation.

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How to Prepare Aggregate for Crushing

Coarse aggregate is often grouped in single-size classifications of 10 mm, 12.5 mm, 16 mm, 20 mm, 40 mm, and 63 mm. ... If you plan to crush materials in order to turn them into aggregate, it is important to determine in advance where this procedure is to be carried out. If you are engaged in a demolition project, will you crush the materials ...

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A crusher was used to crush a material with a | Chegg

Question: A crusher was used to crush a material with a compressive strength of 22.5 MN/m2. The size of the feed was minus 50 mm, plus 40 mm and the power required was 13.0 kW/(kg/s). The screen analysis of the product was:

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Crushing Principles of Mechanical Crushing

• Material from crusher is sampled • Measure the capacity at each crusher settings. CSS will effect the final product capacity, especially in a closed circuit. • Production of 4 valuable products – …

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[FREE] The power required to crush 100 ton/hr of a material is …

The power required for the same feed at 100 ton/hr to be crushed to a product with 80% passing through a 1.6 mm screen is 179.8 kW. Explanation: Work Index Calculation: The work index of a material is a measure of its resistance to crushing. It is calculated by dividing the power required to crush the material by the feed rate.

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