what is the feed size for ball mill

Jun 25 2018 · The Size of the mill feed 80 passing F microns Work index for the feed Wi kwh age of mill in critical speed Cs percent Specific gravity of the feed S gmcm3 Mill effective diameter D meter Then Maximum ball size for ball mill grinding is Bmm

In Grinding selecting calculate the correct or optimum ball size that allows for the best and optimumideal 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 andor mill liner wear and tear

Feed size should generally be 18 for ball mill Get Price Overview on the grinding mills and the dual pinion mill drives ABB Table 6 – ball mill operating requirements Specifiion Data Throughput rate new feed 795 dry mtph average per mill Ore feed size F80 2200 microns Get Price

The Feed Rate For Ball Mill And The Size Is 900x2100 What is the feed rate for ball mill and the size is 900x2100 home crusher and mill what is the feed rate for ball mill and the size is 900x2100in most size reduction mills Chat Online Ball Mill RETSCH Powerful Grinding And Homogenization

Ball mills tumble iron or steel balls with the ore The balls are initially 5–10 cm diameter but gradually wear away as grinding of the ore proceeds The feed to ball mills dry basis is typically 75 vol ore and 25 steel The ball mill is operated in closed circuit with a particlesize measurement device and sizecontrol cyclones

The balls which could be of different diameter occupy 30 50 of the mill volume and its size depends on the feed and mill size The large balls tend to break down the coarse feed materials and the smaller balls help to form fine product by reducing void spaces between the balls

Popular Answers 1 Ball size depends on initial size of charge and ranges from 10mm150mm dia For particular material and initial size the ball size must be optimized Please refer the link below and see if it works for you and other method is hit and trial

Ball mill The inner surface of the cylindrical shell is usually lined with an abrasionresistant material such as manganese steel or rubber Less wear takes place in rubber lined mills The length of the mill is approximately equal to its diameter