# how to calculate size of ball mill in cement plant

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

Mar 03 2015· Ultimate particle size depends entirely on how hard the material you re grinding is and the time how long the Ball Mill runs Our Ball Mills have been used to …

how to calculate size of ball mill in cement plant how to calculate size of ball mill in cement plant ball mill ball milling ball mill price cement ball mill this page is about the minevik ball mill for silicate cement powder grinding plant all grindinghow to calculate size of ball mill in cement plant-crusher cement mill the

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

A 1 5 mio t a cement plant is having a closed circuit ball mill for cement grinding The mill has been operating with satisfactory performance in-terms of system availability and output however power consumption was on higher side 3 1 System Description Mill Rated capacity 150 t h OPC at …

A hot-air furnace may be used to supply this heat but usually hot waste gases from the kiln are used For this reason the rawmill is usually placed close to the kiln preheater Types of dry rawmill include ball mills roller mills and hammer mills Ball mills These are similar to cement mills but often with a larger gas flow The gas

The OK Mill was originally designed for cement grinding In 2017 we released the OK vertical roller mill for raw materials grinding The OK Mill s modular design comes with unique flexibility showcasing parts commonality where spare parts can be shared between vertical roller mills regardless of size …

In Grinding selecting calculate the correct or optimum ball size that allows for the best and optimum ideal or target grind size to be achieved by your ball mill is an important thing for a Mineral Processing Engineer AKA Metallurgist to do Often the ball used in ball mills is oversize just in case Well this safety factor can cost you much in recovery and or mill liner wear and tear

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

Mar 03 2015· Ultimate particle size depends entirely on how hard the material you re grinding is and the time how long the Ball Mill runs Our Ball Mills have been used to …

How to calculate make up charge in cement millow to calculate make up calculation of cement ball mill capacityompartment tube mill plant data andet priceall mill calculation for cement plantow to calculate size of ball mill in cement plant how to calculate size of ball mill in calculation of cement mill coal properties and power

EFFECTS OF GRINDING MEDIA SHAPES ON BALL MILL PERFORMANCE Niyoshaka Nistlaba Stanley Lameck A dissertation submitted to the Faculty of Engineering and The Built Environment University of the Witwatersrand Johannesburg in fulfilment of the requirements for the degree of Master of Science in Engineering Johannesburg October 2005

On the subject of ball size and ball charge in a grinding mill … METHOD FOR ESTIMATING THE BALL CHARGE OF A GRINDING MILL … METHOD FOR ESTIMATING THE BALL CHARGE OF A GRINDING MILL … a processor which is arranged to calculate a ball charge estimate using a Kalman filter which uses …

Feb 10 2016· VRM has less flexibility in controlling particle size distribution Overall ball miil is good option for Cement mill but only has limitations for higher capacity as two ball mill to be installed for One VRM but in case of breakdown one ball mill can be in operation Trust this clear your clarifications on equipment selection for cment production

how to calculate size of ball mill in cement plant how to calculate size of ball mill in cement plant ball mill ball milling ball mill price cement ball mill this page is about the minevik ball mill for silicate cement powder grinding plant all grindinghow to calculate size of ball mill in cement plant-crusher cement mill the

Whereas the size of product on the ball mill was controlled largely by the size of the outlet sieves the size of product of the tube mill was controlled solely by the feed rate a reduced feed rate causing the material to remain longer in the mill and receive more grinding action The slag and anhydrite plants all used combination ball

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

Ball Mills are generally used to grind material 1 4 inch and finer down to the particle size of 20 to 75 microns To achieve a reasonable efficiency with ball mills they must be operated in a closed system with oversize material continuously being recirculated back into the mill to be reduced

Cement ball mill cement clinker grinding mill for cement plant Cement ball mill is used to grind crushed cement clinker gypsum rock … coal etc for cement plant Cement mill in cement production line is of low cost high capacity etc

Bond ball mill grindability test for overflow wet ball mills An approach was proposed by Erdem 2002 for dry multi-component cement grinding ball mills using the results of the Bond ball mill grindability test For all model based methods a reliable method to calculate mill power draw for a

Loesche-Mills for cement raw material ZCRUSHER how to calculate size of ball mill in cement plant How to Calculate the surface area created and its Chat Now Get Price Ball Mill Cement Plant …

Telephone：0086-371-67666660 Telephone：0086-371-67666667 Contact Person：Mr Zhao 0086-13523465141 Fax：00086-371—68125111 Well there is no precise calculation method that can accurately calculate the specific capacity of the cement ball mill Here are

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

Please find below two calculators for sizing mills using the Bond and Rowland methods Ball mill sizing Calculator for ball mill s in a single stage circuit Rod ball mill sizing Calculator for rod mill s as first stage of the circuit and ball mill s as second stage of the circuit

Loesche-Mills for cement raw material ZCRUSHER how to calculate size of ball mill in cement plant How to Calculate the surface area created and its Chat Now Get Price Ball Mill Cement Plant …

Calculate Top Ball Size of Grinding Media -FRED C BOND Equation Method Previous Next Although it was developed nearly 50 years ago Bond s method is still useful for calculating necessary mill sizes and power consumption for ball and rod mills

A 1 5 mio t a cement plant is having a closed circuit ball mill for cement grinding The mill has been operating with satisfactory performance in-terms of system availability and output however power consumption was on higher side 3 1 System Description Mill Rated capacity 150 t h OPC at …

Jun 19 2015· The effect of Ball Mill RPM speed going from sub-critical to super-critical helps understand the Ball Mill Working Principles of ball-on-ball VS ball-on-shell grinding The Motion of the Ball …

A Total Apparent Volumetric Charge Filling including balls and excess slurry on top of the ball charge plus the interstitial voids in between the balls expressed as a percentage of the net internal mill volume inside liners B Overflow Discharge Mills operating at low ball fillings slurry may accumulate on top of the ball charge causing the Total Charge Filling Level to

Mar 10 2011· Re How Can I calculate new ball size and weight desing for ball mill Hi We have a similar mill Pregrinding with hammer crusher and mono-chamber mill Thisis what a proposed based on literture review i did and others agree its more and less correct But remember it all depends on your mill feed size after pregrinding