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-ChalmersBall Mill Calculation Kw And Rpm Stone Crushing Machine,BALL MILL DRIVE MOTOR CHOICES,Though output of the motor . BALL MILL DRIVE MOTOR is to a dual pinion gear driven mill; Drive 2 A 5000 HP, 514 rpm synchronous motor 1300 kW on line at the time of the mill . Click & Chat Now

  • How To Calculate Rpm Of A Motor To Ball Mill

    ball mill power cemnet. if we calculate the shaft power with 28% filling it comes to more than 2600 kw with 210 t grinding media. supplier has given a ball mill motor installed kw of 2600 only. n, mill speed, rpm. read morehow to calculate motor kw of ball mill,BALL MILL POWER 183 it is a monochamber mill designed to grind the roller press product. if we calculate the shaft power with 28 filling it comes to more than 2600 kw with 210 t grinding media. also 28 filling do not corresponds to 180 t media it is more than 210 t. supplier has given a ball mill motor installed kw of 2600 only. please comment

  • 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 dueBall 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

  • 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 How To calculate Rpm Of Motor To Ball Mill,How To Calculate Rpm Of A Motor To Ball Mill. ball mill power cemnet if we calculate the shaft power with 28% filling it comes to more than 2600 kw with 210 t grinding media supplier has given a ball mill motor installed kw of 2600 only n, mill speed, rpm read more

  • Motor loads calculation Electrical Engineering Centre

    Electrical motor loads are calculated from power in kW and full rated load in kW.Following is the formula how to calculate Motor loads. Example : We have 1 unit Induction Motor with 30 horsepower (hp),running with 34.9 amps for amperage load and 460 volts 3 phase and power factor value is 0.75 and motor efficiency is 85%BALL MILL POWER Page 1 of 2,Nov 12, 2013· 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. IF WE CALCULATE THE SHAFT POWER WITH 28% FILLING IT COMES TO MORE THAN 2600 KW WITH 210 T GRINDING MEDIA. ALSO 28% FILLING DO NOT CORRESPONDS TO 180 T MEDIA, IT IS MORE

  • 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.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

  • 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 Bond formula for the grinding balls size calculation,Oct 19, 2017· Let’s sum up. The grinding balls diameter determined by the Bond formula has a recommendatory character and serves as a starting point for calculating the necessary proportion grinding media feeding a new mill. More precisely adjust the ball load in the mill

  • GROSS POWER CALCULATOR SMC Testing

    base are up to 40ft in diameter and ball mills are up to 26ft in diameter. The measured gross power draws from these mills are plotted against the model predictions in Figure 1. As indicated by this data base the accuracy of the model (1 standard deviation) is 4.6%. How to Use the Model . Inputs to the model are made in three windows, viz: MillBall 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.

  • AMIT 135: Lesson 7 Ball Mills & Circuits Mining Mill

    Ball Mill Operation. Ball mills ride on steel tires or supported on both ends by trunnions. Girth gears bolted to the shell drive the mill through a pinion shaft from a prime mover drive. The prime movers are usually synchronized motors. During rotation, a portion of the charge is lifted along the inside perimeter.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

  • 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 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

  • 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 Bond Index Ball Mill Rod Mill BT 100 XL RETSCH,The ball and the rod mill basically have the same concept comprising either a 12x12’’ jar with grinding balls or a 12x24’’ jar with grinding rods. The jar is attached to a rotating yoke which is driven by a motor and can be placed in three different positions: Upwards

  • lowest price of small ball mill upto 7 kw motor

    Motor Kw Calculation For Ball Mill. Get Price Hot MODELING THE SPECIFIC GRINDING ENERGY AND BALL Ball mill power draw predicted from the Denver slide rule, kW 0 200 400 600 Calculated ballmill power draw from the m odel derived, kW Data compared Line y=x Fig 2 Comparison of the ball mill power draw from the Denver slide rule and the proposed model Dashed line corresponds to y=x 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.

  • Bond formula for the grinding balls size calculation

    Oct 19, 2017· Let’s sum up. The grinding balls diameter determined by the Bond formula has a recommendatory character and serves as a starting point for calculating the necessary proportion grinding media feeding a new mill. More precisely adjust the ball load in the mill GROSS POWER CALCULATOR SMC Testing,base are up to 40ft in diameter and ball mills are up to 26ft in diameter. The measured gross power draws from these mills are plotted against the model predictions in Figure 1. As indicated by this data base the accuracy of the model (1 standard deviation) is 4.6%. How to Use the Model . Inputs to the model are made in three windows, viz: 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.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.

  • calcium carbonate factory 800 kw ball mill motor specifiion

    grinding mills plant motor specification . calcium carbonate factory 800 kw ball mill motor specification,Home»Mining»Carbon grinding plant»calcium carbonate factory 800 kw ball mill motor specification Products Project Case Mining »ball mill cost 4 lakhs »ball mill iran mining »alabama grinding and machine »crushing machine for .Starting a 6kV 3Ph 2,200 kW 1,000 rpm slip-ring motor,- Démarrage d'un moteur 6kV 3Ph 50Hz 2'200kW 1'000 t/min de moulin à boules pour ciment. (00:55)- Starting a 6kV 3Ph 50Hz 2,200kW 1,000rpm slip-ring.

  • 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 specific6kv 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

  • Tubular Rod Mills ScienceDirect

    Jan 01, 2016· From the tabulated data, the mill charge and other characteristics corresponding to a power draw of 1273 kW are. Ball mill length = 4.57 m. Ball mill diameter = 4.57 m (inside liner diameter = 4.39 m) Ball mill load = 35%. Ball charge mass = 113 t. Ball size = 64 mm. Step 5how 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 the extent of fall in power consumption.

  • 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 6 6 kv 570 kw ball mill motor manufacturer in india,Ball Mill Motor Manufacturers In India. kw ball mill motor manufacturer in india a motor with around horse power is calculated needed for the designed task now we much select a ball mill that will draw this power the ball mill motor power requirement calculated above as hp is the power that must be applied at the mill

  • Addition of pebbles to a ball-mill to improve grinding

    The idea of using a mixture of balls and pebbles, at a mill speed suitable for ball-milling, was revisited in this investigation, using a normal spectrum of pebble sizes (19–75 mm). Batch tests in a pilot-scale mill (0.57 m diameter) were used to compare ball-milling to various ball/pebble mixtures.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