long They are overflow discharge ball mills with inside diameters of mm 24 feet and grinding lengths of mm 39 feet Each Ball mill is also driven by two 8 500 horsepower ABB motors Figure 3 The 24’ x 395’ ball mill Table 4 5 and 6 include the technical data for the Copper Mountain ball mills Table 4 general ball mill
live chatMill is the key equipment for grinding materials to get the product as per the requirment of process used widely in electric ferrous non ferrous metal nonmetal mining chemical building material industri Mill could be sorted as following As per the grinding media ball mill rod mill and AG Milll without grinding media
live chatIn this paper a typical discharge/trommel arrangement for an overflow ball mill is analysed using this modelling approach with opportunities for use in process improvement discussed In the mill grinding chamber the addition of slurry was found to lower the charge shoulder and toe positions due to drag forces on the media as well as produce a
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live chatThey are used for grinding ores or other materials into small formed materials According to the structure and use types there are overflow ball mill grate ball mill rod mill autogenous mill and semi autogenous mill
live chatThe lack of constraints in ball mill capacity in the published ball mill models may result in unrealistic predictions of mill throughput This paper presents an overfilling indicator for wet overflow discharge ball mills The overfilling indicator is based on the slurry residence time in a given mill
live chatDec 11 32 Ball mill machine or industrial grinding machines can be divided into overflow grinding ball and grid grinding miller according to discharging wayBall Mill Grinding Mills Ball Grinding Mill
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live chatThe 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
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live chatThe overflow ball mill has relatively simple structure the advantage of no grate fence high fineness in grinding and less ball loading etc Widely used in the second segment or place of comparably finer productWhen the motor drive the pinion and the big gear rotating the material will get into
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live chatSAG and the ball mill circuits JKMRC The phantom cyclone is used to classify the AG/SAG mill product into two products the phantom cyclone overflow that is similar to the final ball mill product and the phantom cyclone underflow is then used as an adjusted ball mill feed for the ball mill
live chatA ball mill is a cylindrical device used in grinding or mixing materials like ores chemicals ceramic raw materials and paints Ball mills rotate around a horizontal axis partially filled with the material to be ground plus the grinding medium Different materials are used as
live chatMill Type Overview Three types of mill design are common The Overflow Discharge mill is best suited for fine grinding to 75 106 microns The Diaphram or Grate Discharge mill keeps coarse particles within the mill for additional grinding and typically used for grinds to 150 250 microns The Center Periphery Discharge mill has feed reporting from both ends and the product discharges
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live chatOverflow Versus Grate Discharge Ball Mills An Experimental Investigation It has been widely accepted to go for grate discharge ball milling when a coarse product is preferred or to avoid production of extreme fines but overflow discharge mills are preferred for their simplicity of
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