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Can sag mill and ball mill have the same dimensions,Our company is a large-scale heavy enterprise that taking heavy mining machinery manufactory as main products and integrated with scientific research, production, and marketing. We are concentrating on producing and selling machines such as jaw crusher, cone crusher, hammer crusher, ball mill, sand maker, mobile crushing plant
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
Chat OnlineThe ball mill can grind various ores and other materials either wet or dry there are two kinds of ball mill grate type and overfall type due to different ways of discharging material many types of grinding media are suitable for use in a ball mill each material having its own specific properties and advantages
Chat OnlineAgsag 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 because of the range of mill sizes available agsag milling can often be accomplished with
Chat OnlineEarly sag mills had a diameter of about 32 later increasing to 34 36 38 and 40 at the same time the mill volume also increased typically a sag mill has a much larger diameter compared to its length yet the sag mill of newmonts yanacocha mine in peru is a
Chat OnlineThe sag mill had a 68 ball charge and the power consumption was 8 kwht which agreed well with the expected value 96 problems 91 in an sag mill the dimensions of the mill were 975 m 35 m and the specific gravities of the mineral and that of the balls charged were 41 and 79 respectively
Chat OnlineMost mills used in mining rely on impact to breakdown rock to a suitable size for downstream processing the impact can be rock on rock such as in an autogenous grinding ag mill rock and a small ball charge 10 used in semi autogenous grinding sag mills balls of various sizes in ball mills and less commonly these days steel rods in rod mills
Chat OnlineFor agsag mills pebble porting allows the critical size rocks to be withdrawn from the mill and crushed using incircuit recycle crushers or crushed and rerouted to the ball mills if there is
Chat OnlineA sag mill with a 44 134m diameter and a power of 35 mw 47000 hp has been designed attrition between grinding balls and ore particles causes grinding of finer particles sag mills are characterized by their large diameter and short length as compared to ball mills
Chat OnlineAnswer wiki a sag mill uses the same properties as an ag mill but with the addition of steel balls can handle more homogenous ore hardness and achieve the desired grind size faster allowing more throughput and hence a lower ore feed grade in the circumstance that grinding is
Chat OnlineMetallurgical contenttypes of ball mills ball mill grindingexample of plant capacity gainsball mill specificationscompare type of mill dischargegrate discharge ball mill capacitiesgrate discharge ball mill arrangement dimensions allow me to compare ball mills can be of the overflow or of the grate discharge type overflow discharge mills are used when a product with high specific surface is
Chat OnlineDesign of the 40 foot diameter sag mill installed at the cadia gold copper mine sag mill and two ball mills in closed circuit with cyclones selection of sag mill dimensions
Chat OnlineWhen setting up a ball mill it is critical to consider what is being milled keeping the mill cool and introducing oxygen scavenging materials will greatly reduce oxidation in a ball mill
Chat OnlineQuestion what is an autogenous mill an autogenous ag mill is a grinding mill used in the minerals processing industry it is shaped like a huge drum on its side and spins rapidly to carry ore to the top using centrifugal force gravity assist
Chat OnlineSag mill optimum charge size lvdivseacadetsorg sag mill testing test procedures to characterize ore especially if the agsag mill is designed for a low steel charge ball size ball charge mill sag mill optimum charge size bhongirmunicipalityin optimum choice of the makeup ball sizes for maximum optimum choice of the makeup ball
Chat OnlinePictures of the insides of an ag mill and a sag mill which have been crash stopped are shown in figures 5 and 6 respectively accurate measurements of the ball filling can only be made after the mill is ground out in this case the mill is operated with the feed turned off until all of the ore has exited the mill
Chat OnlineSag mill in closed circuit with two 600 kw pebble crushers sag milling is followed by a 24 x 39 ft 13 mw ball mill in closed circuit with a cluster of 26 inch 660 mm cyclones after classification the milling product is thickened and pumped as feed to carboninleach tanks the sabc circuit flowsheet is shown below in figure 1
Chat OnlineThe number of impacts in primary ball mills are far more frequent but have less magnitude than those experienced in sag mills the increased frequency is due to the increase in charge volume 35 40 versus 5 10 higher mill speeds and the larger number of balls per unit charge weight
Chat OnlineEarly sag mills had a diameter of about 32 later increasing to 34 36 38 and 40 at the same time the mill volume also increased typically a sag mill has a much larger diameter compared to its length
Chat OnlineSag mills mimic the same shortcoming it follows that in order to obtain the speci c energy se to achieve a certain transfer size based on the 80 per cent passing value an inef ciency factor must be applied to the se of single stage ball mills rod mills or agsag mills when calculating power according to the bond third theory method
Chat OnlineThe overall s values for all makeup ball size classes are given by the weighted sum 12 here m1 is the mass fraction of balls present in the mill that derived from makeup balls of diameter d1 under the equilibrium condition m2 is that derived from makeup balls of diameter d2 and so on
Chat OnlineA sag mill trommel screen lets you control the true discharge size of your sag mill or the transfer size to the downstream ball mill circuit a well sized trommel should not let rocks pass to the ball mill if they are to be more than say 58 or 16mm in the image case below strangely enough is the mill shell liner and discharge grate
Chat OnlineEarly sag mills had a diameter of about 32 later increasing to 34 36 38 and 40 at the same time the mill volume also increased typically a sag mill has a much larger diameter compared to its length yet the sag mill of newmonts yanacocha mine in peru is a single stage mill no ball mill after the sag mill get the price
Chat OnlineCommon types of grinding mills include ball mills and rod mills this includes all rotating mills with heavy grinding media loads this article focuses on ball and rod mills excluding sag and ag mills although their concepts are very similar they are not discussed here photographs of a glass ended laboratory ball mill show action of ball mass within the mill
Chat OnlineFeb 26 2013 agsag mills can accomplish the same size often the product can be finished size or ready for final grinding in a ball mill or pebble mill they can grind
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