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## How To calculate Motor Kw Of Ball Mill

• #### Ball Mill Motor Power Draw Sizing and Design Formula

The following equation is used to determine the power that wet grinding overflow ball mills should draw. For mills larger than 3.3 meters (10 feet) diameter inside liners, the top size of the balls used affects the power drawn by the mill. This is called the ball size factor S. ﻿﻿ Rod and Ball Mills by C.A. Rowland and D.M. Kjos @ Allis-Chalmers

• #### How to calculate motor kw of ball mill

motor kw calculation for ball mill. the basic calculation to get you in the ball park would be as follows: 1 hp = 0.75 kw 7.5 hp = 5.63 kw assume the efficiency of the motor is 80%, then the power supplied will need to be 5.63/0.8 .

• #### Ball Mill Design/Power Calculation

The basic parameters used in ball mill design (power calculations), rod mill or any tumbling mill sizing are; material to be ground, characteristics, Bond Work Index, bulk density, specific density, desired mill tonnage capacity DTPH, operating % solids or pulp density, feed size as F80 and maximum ‘chunk size’, product size as P80 and maximum and finally the type of circuit open/closed

• #### motor kw calculation for ball mill

· the power (in kw) required to turn a ball mill is approximated by: p = 0.285 d (1.073 j) m n where d is the internal diameter in metres, j is the fraction of the mill volume occupied by media, m is the total mass of media in the mill, in tonnes, and n is the mill speed, rpm. the actual motor energy consumption is 5 10% greater than this due

• #### motor kw calculation for ball mill

· the power (in kw) required to turn a ball mill is approximated by: p = 0.285 d (1.073 j) m n where d is the internal diameter in metres, j is the fraction of the mill volume occupied by media, m is the total mass of media in the mill, in tonnes, and n is the mill speed, rpm. the actual motor energy consumption is 5 10% greater than this due

• #### Ball Mill Calculation Kw And Rpm

Ball mill calculation kw and rpm. the ball mill finish calculator can be used when an end mill with a full radius a ball mill is used on a contoured surface the tool radius on each side of the cut will leave stock referred to as a scallop the finish of the part will be determined by the height of the scallop, amd the scallop will be determined

• #### calculation of motor kw hp of ball mill up to kw of ton

calculation of motor kw hp of ball mill up to kw of ton output in jamaica. The basic parameters used in ball mill design power calculations rod mill or any tumbling mill sizing are material to be ground characteristics Bond Work Index bulk density specific density desired mill tonnage capacity DTPH operating solids or pulp density feed size as F80 and maximum ‘chunk size’ product size as

• #### calculate rpm motor ball mill

ball mill power know more. if we calculate the shaft power with 28% filling it comes to more than 2600 kw with 210 t supplier has given a ball mill motor installed kw of 2600 only.

• #### starting torque of ball mill calculation

starting torque of ball mill calculation. ball mill motor torque calculations ball mill drive motor choices Artec Machine Systems The time has come to re-think our approach to mill drive motors because of the growth in size of newer ball mills, the starting torque restrictions of some of the newer mill drive configurations, and, speed is given by the following calculation:.

• #### motor kw calculation for grinding

Calculation Of Motor Kw Hp Of Ball Mill Up To 1200 Kw Of 60 Tons Output. calculation of motor kw hp of ball mill up to 1200 kw of 60 ton output jaw crusher output calculations Grinding Mill China calculation of motor kw hp of ball mill up to 1200 kw of 60 ton output,jaw crusher output calculations, stone crusher output calculation crusher

• #### Ball Mill Operating Speed Mechanical Operations Solved

At what speed will the mill have to be run if the 100 mm balls are replaced by 50 mm balls, all the other conditions remaining the same? Calculations: The critical speed of ball mill is given by, where R = radius of ball mill; r = radius of ball. For R = 1000 mm and r = 50 mm, n c = 30.7 rpm. But the mill is operated at a speed of 15 rpm.

• #### how to calculate rpm of a motor to ball mill ME Mining

how to calculate rpm of a motor to ball mill standard rpm of a ball mill; Ball Mill Critical Speed Mineral Processing & Metallurgy. C.S. = 76.63 11^0.5 = 23.1 rpm. Ball and SAG Mills are driven in practice at a speed corresponding to 60-81% of the critical speed, the

• #### PROCESS DIAGNOSTIC STUDIES FOR CEMENT MILL

Mill drive 3.58 5000 kW Diaphragm Double blind plate • Empty heights of both the chambers measured to calculate the ball charge, % filling and estimate the power production is obtained from a ball mill when the mill motor power is at a maximum and consequently the specific

• #### how to estimate the wear rate for Ball mill Page 1 of 10

Dec 08, 2009· Re: how to estimate the wear rate for Ball mill. Most practical way to by measuring empty height and calculating the % volumetric filling of grinding media.Alternative way to make track of mill main drive kW consumption reduction and add makeup charge according to

• #### how to calculate rpm of a motor to ball mill

3. Ball mill and motor 3 3.1 Ball mill load characteristics 3.2 Motor torque defined 3.3 Differentiating characteristics 3.4 Synchronous motor 3.5 Slip ring induction motor 3.6 Torque efficiency and power factor 3.7 Motor torque pulsations 3.8 Construction and ventilation requirements 4. Chat Online; 3 Ways to Calculate RPMwikiHow

• #### power calculation for ball mills

Ball Mill Motor Power Draw Sizing and Design Formula. 19.10.2015 The following equation is used to determine the power that wet grinding overflow ball mills should draw. For mills larger than 3.3 meters (10 feet) diameter inside liners, the top size of the balls used affects the power drawn by the mill.

• #### TECHNICAL NOTES 8 GRINDING R. P. King

the mill is used primarily to lift the load (medium and charge). Additional power is required to keep the mill rotating. 8.1.3 Power drawn by ball, semi-autogenous and autogenous mills A simplified picture of the mill load is shown in Figure 8.3 Ad this can be used to establish the essential features of a model for mill

• #### BALL MILL POWER Page 1 of 2

Nov 12, 2013· ball mill power . dear experts. we have a ball mill in combi mode for cement grinding . roller press before the ball mill. the supplier has given 28% grinding media filling,with shaft power 2270 kw only. ball mill size is 4.4*11 m. grinding media size is max 30mm . it is a monochamber mill designed to grind the roller press product.

• #### calculation of motor kw hp of ball mill up to kw of ton

calculation of motor kw hp of ball mill up to kw of ton output in jamaica. The basic parameters used in ball mill design power calculations rod mill or any tumbling mill sizing are material to be ground characteristics Bond Work Index bulk density specific density desired mill tonnage capacity DTPH operating solids or pulp density feed size as F80 and maximum ‘chunk size’ product size as

• #### starting torque of ball mill calculation

starting torque of ball mill calculation. ball mill motor torque calculations ball mill drive motor choices Artec Machine Systems The time has come to re-think our approach to mill drive motors because of the growth in size of newer ball mills, the starting torque restrictions of some of the newer mill drive configurations, and, speed is given by the following calculation:.

• #### calculates the grinding charge of a ball mill Mining

how to calculate motor kw of ball mill ? Grinding Mill China. Tubular Ball Mills ? Free download as PDF File (.pdf), text file (.txt) or read online for free. Jyoti Ceramic Industries Pvt. Ltd. Example To calculate grinding media charge for a 180 cm dia x 180 cm long batch type ball mill

• #### power calculation for ball mills

Ball Mill Motor Power Draw Sizing and Design Formula. 19.10.2015 The following equation is used to determine the power that wet grinding overflow ball mills should draw. For mills larger than 3.3 meters (10 feet) diameter inside liners, the top size of the balls used affects the power drawn by the mill.

• #### Ball Mill Operating Speed Mechanical Operations Solved

At what speed will the mill have to be run if the 100 mm balls are replaced by 50 mm balls, all the other conditions remaining the same? Calculations: The critical speed of ball mill is given by, where R = radius of ball mill; r = radius of ball. For R = 1000 mm and r = 50 mm, n c = 30.7 rpm. But the mill is operated at a speed of 15 rpm.

• #### Soft Starter motor ball mill 90 kw. YouTube

May 13, 2018· Starting a 6kV 3Ph 2,200 kW 1,000 rpm slip-ring motor for a cement ball mill Duration: 500 kW 1,000 rpm slip-ring motor under 800V

• #### How to calculate cement ball mill capacity Quora

Jan 30, 2018· You can ask your vendor who made this machine. It’s difficulty to calculate capacity of a machine or maximum capacity. It’s depend on a lot of parameters. But you

• #### how to estimate the wear rate for Ball mill Page 1 of 10

Dec 08, 2009· Re: how to estimate the wear rate for Ball mill. Most practical way to by measuring empty height and calculating the % volumetric filling of grinding media.Alternative way to make track of mill main drive kW consumption reduction and add makeup charge according to

• #### how to calculate rpm of a motor to ball mill ME Mining

how to calculate rpm of a motor to ball mill standard rpm of a ball mill; Ball Mill Critical Speed Mineral Processing & Metallurgy. C.S. = 76.63 11^0.5 = 23.1 rpm. Ball and SAG Mills are driven in practice at a speed corresponding to 60-81% of the critical speed, the

• #### 6kv 10kv Three Phase Synchronous Ball Mill Motor 1250kw

The collection is a type of big-sized 3-stage AC synchronous motor mainly utilized to drive mills in mines, which includes grate ball mill, rod mill and coal mill. Merchandise Title: Substantial Voltage Ball Mill Synchronous Motor Rated voltage: 3000V, 6000V, 10000V Potential variety: 320 kW ~ 5000kW Rated frequency: 50Hz, 60HZ Cooling strategy

• #### calcium carbonate factory 800 kw ball mill motor

Calcium Carbonate Factory 800 Kw Ball Mill Motor . calcium carbonate factory 8oo kw ball mill motor specifiion. calcium carbonate factory 8oo kw ball mill motor specification The motor has two speeds high speed for actual grinding, and low speed drawing less than 1 hp (75 kW), to 1618 feet diameter, drawing calcium carbonate, talc.

• #### calcium carbonate factory oo kw ball mill motor specification

Calcium Carbonate Factory 800 Kw Ball Mill Motor . Calcium carbonate factory 800 kw ball mill motor for each project scheme design we will use professional knowledge to help you carefully listen to your demands respect your opinions and use our professional teams and exert our greatest efforts to create a more suitable project scheme for you and realize the project investment value and

• #### Mill Speed Critical Speed Paul O. Abbe

Mill Speed . No matter how large or small a mill, ball mill, ceramic lined mill, pebble mill, jar mill or laboratory jar rolling mill, its rotational speed is important to proper and efficient mill operation. Too low a speed and little energy is imparted on the product.

• #### How To Calculate Mill Power From Torque

How to Calculate Power From Torque eHow. Torque is the rotational force applied on an object, often measured in pound-feet, or lbf-ft. However, in order to calculate the power from torque, you also need to know the speed at which the motor is rotating, which is usually measured in