# Power Calculation Of Ball Mill

### Application of Operating Work Indices in Autogenous

Ball Mill Wio BWio 8.6 Circuit Wio OWio 14.6 Bond Ball Mill Work Index BWi kWh/t 13.4 Bond Rod Mill Work Index RWi kWh/t 18.1 Table 1 Example of AG/SAG Ball Mill Circuit Wio Calculations 1 2 ABstrAct Optimum use of power in grinding both in terms of grinding efficiency and use of installed capital can have a large effect on

Chat Online### Modelling and simulation of ball mill wearScienceDirect

Feb 01 1993 1 Introduction Ball mills play an important role in the mineral processing industry of today Yet as such they are difficult to study given the closed nature of the operation Once operating the ball mill becomes a black box where only input and output materials can be observed as well as the power draw of the grinding system.

Chat Online### Bond Grinding Circuit Efficiency

Mill Ball Mill Closed circuit crushing to 16 mm Open circuit 8 dia rod mill to 1 mm Closed circuit 8 dia ball mill to P80 um The ore Test Work Index = Circuit Operating Work Index 9 The Standard Bond Circuit Coarse Ore Bins Fine Ore Bins Screen Crushing Screen Classification Rod Mill Ball Mill THIS IS THE REFERENCE BASIS FOR ALL WORK

Chat Online### Calculation Of Ton Hour For Ball Mill

A motor with around 1400 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 1400 HP is the power that must be applied at the mill drive in order to grind the tonnage of feed from one size distribution The following shows how the size or select the matching mill required to

Chat Online### calculation of specific power consumption of ball mill

Ball mills are predominantly used machines for grinding in the cement industry Although ball mills the ball mills for obtaining maximum production and minimum specific energy consumption Roller press in semi finish and finish grinding mode The velocity of gases calculated through mill

Chat Online### power consumption calculation formulas for ball mill

Diese Seite übersetzengrinding ball consumption in cement mills liner material is cast steel calculation of power consumption for ball mills and CALCULATION OF THE POWER DRAW MORE PDF DateiThe FLzenith ball mill is designed for Max power is calculated at Ch1 = 30 of total power consumption UMS mill with Central Drive Mill length

Chat Online### MODULE #5 FUNCTIONAL PERFOMANCE OF BALL MILLING

equation for ball mill circuits Define and calculate the classification system efficiency of a ball mill circuit Define and calculate the grinding efficiency of the ball mill in a ball mill circuit Relate overall ball mill circuit output and circuit efficiency to specific design and operating variables.

Chat Online### calculation of specific power consumption of ball mill

email protected Based on many years of market experiences and R D experiences HGT gyratory crusher was produced with integration of mechanical hydraulic electrical automated intelligent control technology together.

Chat Online### Ball Mill Design/Power CalculationLinkedIn

Dec 12 2016 Ball Mill Power Calculation Example A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work index of 15 and a size distribution of 80 passing ¼ inch 6350

Chat Online### Bond Grinding Circuit Efficiency

Mill Ball Mill Closed circuit crushing to 16 mm Open circuit 8 dia rod mill to 1 mm Closed circuit 8 dia ball mill to P80 um The ore Test Work Index = Circuit Operating Work Index 9 The Standard Bond Circuit Coarse Ore Bins Fine Ore Bins Screen Crushing Screen Classification Rod Mill Ball Mill THIS IS THE REFERENCE BASIS FOR ALL WORK

Chat Online### AMIT 135 Lesson 6 Grinding CircuitMining Mill Operator

The mill product can either be finished size ready for processing or an intermediate size ready for final grinding in a rod mill ball mill or pebble mill AG/SAG mills can accomplish the same size reduction work as two or three stages of crushing and screening a rod mill and some or all of the work of a ball mill.

Chat Online### Calculation Rule Ball Millbatonrougeliving

Ball Mill Power Draw Calculation 7 22ball mill power draw predicted from the denver slide rule kw 0 200 400 600 calculated ball mill power draw from the m odel derived kw data compared line yx fig 2 comparison of the ball mill power draw from the denver slide

Chat Online### USING THE SMC TEST TO PREDICT COMMINUTION

However in this situation the ball mill has to supply this energy and it has a different higher work index than the crusher ie the ball mill is less energy efficient than a crusher and has to input more energy to do the same amount of size reduction Hence from equation 7 to crush to the ball mill

Chat Online### Morrell Method GMG ICE v01 r01 Morrell method

3 Power draw of the comminution equipment kW In the case of mills the power draw should be repre sented in terms of power at pinion for gear and pin ion drives and at shell for gearless drives For crushers this should be the net power draw that is the gross motor input power draw less the no load power

Chat Online### ball mill speed calculation formula for wet grinding

Ball Mill Designpower Calculation Linkedin If p is less than 80 passing 70 microns power consumption will be ball mill power calculation example a wet grinding ball mill in closed circuit is to be fed 100 tph of a material with a work More Details Milling Speed And Feed Calculator 3 easy steps to calculate ball mill

Chat Online### PDF Calculation method and its application for energy

Feb 26 2020 Calculation method and its application for energy consumption of ball mills in ceramic industry based on power feature deployment February 2020

Chat Online### Ball Mill Parameter Selection CalculationPower

Aug 30 2019 1 Calculation of ball mill capacity The production capacity of the ball mill is determined by the amount of material required to be ground and it must have a certain margin when designing and selecting There are many factors affecting the production capacity of the ball mill in addition to the nature of the material grain size hardness density temperature and humidity the degree of

Chat Online### Ball Mill Design/Power Calculation

Jun 19 2015 The ball mill motor power requirement calculated above as 1400 HP is the power that must be applied at the mill drive in order to grind the tonnage of feed from one size distribution The following shows how the size or select the matching mill required to draw this power is calculated

Chat Online### GROSS POWER CALCULATORSMC Testing

AG/SAG mills in the data 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

Chat Online### Modelling and simulation of ball mill wearScienceDirect

Feb 01 1993 1 Introduction Ball mills play an important role in the mineral processing industry of today Yet as such they are difficult to study given the closed nature of the operation Once operating the ball mill becomes a black box where only input and output materials can be observed as well as the power draw of the grinding system.

Chat Online### Bond formula for the grinding balls size calculation

Oct 19 2017 There is a mathematical solution to this problemthe Bond formula It uses to help determine the grinding media optimal size must be loaded into the ball mill for proper operation ensure The calculation formula is below Bthe grinding balls diameter mm Athe correction factor for grinding balls A = 20 17 for cilpence A = 18 15

Chat Online### Ball Mill Torque And Power Rating Calculations Pdf

Ball Mill Torque And Power Rating Calculations Pdf Cement ball mill design calculation The ball mill can grind various ores and other materials either wet or dry.per ton power consumption of cement mill .the basic parameters used in ball mill design power calculations m2 balls per ton 419.22 141 calculation of cement mill power .

Chat Online### Power Consumption Calculation Formulas For Ball Mill in haiti

Ball Mill Parameter Selection Calculation Power Aug 30 2019 1 Calculation of ball mill capacity The production capacity of the ball mill is determined by the amount of material required to be ground and it must have a certain margin when designing and selecting There are many factors affecting the production capacity of the ball mill in addition to the nature of the material grain size

Chat Online### power calculation of ball mill in myanmar

power calculation of ball mill in myanmar Ball Mill DesignPower 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

Chat Online### A Method of C alculating Autogenous Semi Autogenous

mills with the rod mill and ball mill laboratory work indices Note in Figure 1 that the rod mill product slope is less than 0.5 due to an extra amount of nes present being ﬁ ﬁ ner than 650 μm These ﬁ nes proceed to the ball mill improving the ball mill efﬁ ciency Also the plotted rod mill P80 value as shown in Figure 1 is 2900

Chat Online### How to Calculate and Solve for Shaft Power Ball Mill

Jul 17 2021 Now Click on Ball Mill Sizing under Materials and Metallurgical Now Click on Shaft Power under Ball Mill Sizing The screenshot below displays the page or activity to enter your values to get the answer for the shaft power according to the respective parameters which is the Mill Capacity Q and Specific Power of Mill E . Now enter the value appropriately and accordingly for the

Chat Online### Ball mill media calculation

Ball mill media calculation Products As a leading global manufacturer of crushing grinding and mining equipments we offer advanced reasonable solutions for any size reduction requirements including Ball mill media calculation quarry aggregate and different kinds of minerals.

Chat Online### BALL MILL POWERPage 1 of 2

Nov 12 2013 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 IF WE CALCULATE THE SHAFT POWER WITH 28 FILLING IT COMES TO MORE THAN 2600 KW WITH 210 T

Chat Online### GROSS POWER CALCULATORSMC 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

Chat Online### Optimization of mill performance by using

Mill power Usually plant operators use mill power readings as an indicator of ball filling degree and often try to keep it at the maximum level It is well known that the mill absorbed power depends on operating parameters other than ball level such as pulp density and liner configuration Figure 2 shows that there is no linear relation between

Chat Online### How to Calculate and Solve for Shaft Power Ball Mill

Jul 17 2021 Now Click on Ball Mill Sizing under Materials and Metallurgical Now Click on Shaft Power under Ball Mill Sizing The screenshot below displays the page or activity to enter your values to get the answer for the shaft power according to the respective parameters which is the Mill Capacity Q and Specific Power of Mill E . Now enter the value appropriately and accordingly for the

Chat Online### Design Construction and Performance Analysis of a 5

Since for the ball mill design we are using 80 passing the required value of C2 for the ball mill will be equal to1.20 C3 is the correction factor for mill diameter and is given as 𝐶𝐶3 = 2.44 𝐷𝐷 0.2 3 However it is important to note that C3 =0.914 vessel used in producing the ball mill was got from a

Chat Online### 1.2 Ball MillYouTube

Click to view on Bing12 07Jun 27 2017 Deals with two most important topics of Food Engineering namely ball mill and sphericity

Chat Online### O I SKARIN N O TIKHONOV CALCULATION OF THE

based on the calculation of the overall potential and kinetic ener gy of the ball charge during its motion inside the rotating mill The concluding section of the article offers empirical formulas to calculate idling and aggregate capacity of the mill main drive Key word semiautogenous milling modeling strength pro

Chat Online### TECHNICAL NOTES 8 GRINDING R P King

mill is the energy consumption The power supplied to 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

Chat Online### Ball Mill For Limestone Grinding Power Calculation EXODUS

Calculation of the specific power required by the laboratory ball mill if the mill diameter is greater than 381m the cylindrical feed characteristics the laboratory ball mill was designed for grinding limestone meaning that the work index required for the specific power calculation was assumed More Details Calculation Of The Power Draw Of Dry.

Chat Online### energy calculation formula principle for ball mill in

Bond Rod Mill Grindability Test The test determines the Bond Rod Mill Work Index which is used with Bond s Third Theory of Comminution to calculate net power requirements when sizing ball mills Various correction factors may have to be applied The test is a closedcircuit dry grindability test performed in a standard rod mill

Chat Online### Orway Mineral Consultants Canada Ltd Mississauga ON

The desired throughput of the mill is multiplied by the specific energy to give the mill power requirement which is used in turn to size a mill for dimensions internal geometry and loading conditions to match the The Bond equation is used to calculate ball mill specific energy from T 80 to the final product P 80 size The total circuit

Chat Online### MODELING THE SPECIFIC GRINDING ENERGY AND BALL

Ball mill power draw predicted from the Denver slide rule kW 0 200 400 600 Calculated ball mill 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.

Chat Online### How to Calculate and Solve for Shaft Power Ball Mill

Jul 17 2021 Now Click on Ball Mill Sizing under Materials and Metallurgical Now Click on Shaft Power ball mill length under Ball Mill Sizing The screenshot below displays the page or activity to enter your values to get the answer for the shaft power ball mill length according to the respective parameters which is the Value of C Volume Load Percentage J Critical Speed V cr Bulk

Chat Online### CALCULATION OF BALL MILL GRINDING EFFICIENCYPage 1

Mar 08 2013 calculation of ball mill grinding efficiency dear experts please tell me how to calculate the grinding efficiency of a closed ckt open ckt ball mill in literatures it is written that the grinding efficiency of ball mill is very less less than 10 please expalin in a n excel sheet to calcualte the same thanks sidhant reply

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