May 15, 2015· 1) Rod milling – a rod mill with a diameter of 2.44 meters, inside new liners, grinding wet in open circuit. 2) Ball milling – a ball mill with a diameter of .
Chat NowUNUSED 22' x 38' (6706mm x 11582mm) Ball Mill, 10,000 kW (13405 HP) Twin Pinion 50 Hz Motors and Gear Reducers. Inventory ID: 6C-CM02. UNUSED 22' x 38' (6706mm x 11582mm) Ball Mill, 10,000 kW (13405 HP) Twin Pinion 50 Hz Motors and Gear Reducers. Manufacturer: .
Chat NowLaboratory Rod Mill is a lab grinding equipment for wet or dry grinding of ore. It is applied in labs for processing and fine grinding of artificial placer materials and ores in metallurgical, building material, chemical, light, coal, water conservancy, electric power, agricultural and geological industries.
Chat NowThey 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 done by a ball mill. SAG mills are also an optimum solution for wet grinding since crushing and screening in these cases can be difficult, if not impossible.
Chat NowDOVE Ball Mills are supplied in a wide variety of capacities and specifications. DOVE small Ball Mills designed for laboratories ball milling process are supplied in 4 models, capacity range of (200g/h-1000 g/h). For small to large scale operations, DOVE Ball Mills are supplied in 17 models, capacity range of (0.3 TPH – 80 TPH).
Chat NowOverflow type rod mill: the discharge size of the overflow type rod mill is finer than the other two rod mills, and it is generally used together with a ball mill. ROD MILL WORKING PRINCIPLE The rod mill is mainly composed of the feeding part, cylinder, transmission device, coupling, discharging part, steel rod, lining plate, and so on.
Chat NowSize reduction of the _____ can be suitably done by ball mills, crushing rolls and rod mills. a) Metalliferrous ores b) Non-metallic ores c) Basic slags d) Asbestos & mica
Chat NowMay 31, 2016· ROD MILL CAPACITIES. The above tables list some of the most common Open End Rod Mill sizes. Capacities are based on medium hard ore with mill operating in closed circuit under wet grinding conditions at speeds indicated. For dry grinding, speeds and power are reduced and capacities drop 30 to 50%. ROD MILL General Arrangement-Dimensions
Chat Nowin the ball mill and rod mill. respectively, and 0.87 for quartz ground in the ball mill and rod mill. These slopes compare quite well experimentally with the values of IX from the size distribution of these materials, as would be expected from equations (4) and (5). The log Kx -log.~ plot for rod milling
Chat NowBall Mill Design/Power 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 P80 and.
Chat Now2. Rod mill is suitable for coarse grinding, when product granularity is between 1 to 3mm, processing capacity of rod mill is bigger than ball mill with same specification. 3. Rod mill has certain selective grinding effect because grinding media of rod mill and ores is in line contact. Hence, it has uniform product granularity and less over
Chat NowDec 23, 2013· In ball mill, size reduction is done by both impact and attrition of particles. Rod mill is similar to ball mills but it uses long rods for grinding media. Autogenous mill is a self-grinding mill which is used in breakage of larger rocks.
Chat NowJul 05, 2020· A ball mill also known as pebble mill or tumbling mill is a milling machine that consists of a hallow cylinder containing balls; mounted on a metallic frame such that it can be rotated along its longitudinal axis. 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.
Chat NowRod Mill. Rod mill is very similar to ball mill. The maximum input size of material ground by Rod Mill is about 50 mm, and size of finished product can be controlled within range of .
Chat NowDimensions (mm) 915×530×1160 915×750×1160 1050×640×1160 700×575×1190 Weight (kg) 90 130 170 300 . XMD Rod Mill Description XMB series rod ball mill is an efficient laboratory grinding equipment for wet grinding of ore or other materials. Steel balls can be used as grinding medium instead of steel rods. In rod grinding operation
Chat Nowmilling circuit consists of a rod mill followed by a ball mill in series. Crusher product (-9 mm) is fed to the rod mill, and the water is fed in ratio to the ore feed mass. The rod mill the particle size in the mill discharge from ball mill 1 will increase. With the same water addition to sump 1 the particle size .
Chat NowNov 29, 2018· The processing capacity of rod mill is greater than that of the ball mill when the product size is 1-3mm in the coarse grinding process, while the grinding effect of ball mill is greater than that of the rod mill when the product size is less than 0.5mm in the fine grinding process.
Chat NowMar 20, 2017· The rods fall from a height and roll down the mill so the rods impart an impact force as well as an abrasive action. The product size from a rod mill is much coarser. Hence a rod mill generally precedes a ball mill in a grinding circuit especially where a fine size product is required.
Chat NowBall Mill Design Power Calculation. Jun 19, 2015 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
Chat NowW is the work index measured in a laboratory ball mill (kilowatt-hours per metric or short ton) P 80 is the mill circuit product size in micrometers; F 80 is the mill circuit feed size in micrometers. Rod mill. A rotating drum causes friction and attrition between steel rods and ore particles.
Chat NowOur Rod/Ball Mill is supplied with 1HP motor and the option for a variable speed controller from 1 to 100RPM. However, different speeds can be achieved upon customer's request and needs. The machine comes fully enclosed with sound dampening material for quietness and comfort.
Chat NowNov 08, 2016· It follows that while the 80% passing sizes of the ball mill feed and discharge streams can be correlated, the same does not hold good for the rod mill discharge and cyclone overflow streams to the same extent. This is one major weakness of the empirical Bond and Morrell energy–size .
Chat NowJul 02, 2021· • Ball mills remain the most common mill type for size reduction of ore (Wei and Craig, 2009b). The grinding media for ball mills are steel balls that vary in size from 50 mm to 100 mm in diameter. The mass of balls in the mill accounts for almost 80-85% of the total charge mass and dominates the grinding performance and power draw of the mill.
Chat NowThe Bond Index conforming rod charge consists of: 6 rods of 1.25" diameter and 21" length. 2 rods of 1.75" diameter and 21" length. The grinding jar for the Bond Index Rod Mill is 12″ x 24″ in size and has a wave-shaped design. At least 15 to 20 kg sample material is required to simulate a closed grinding circuit in a ball or rod mill.
Chat NowThe input load dimensions of the Ball/Rod mill, RAB series is max. 15 mm, based on the strength and materials of the grinding cylinder and balls, The grinding aids (e.g., carbonate or sodium silicate and polyphenols) can be used either for easy and quick grinding process or research purposes.
Chat NowProminer provides ball mill / rod mill grinding system which is widely used in various types of ores' beneficiation, electricity, cement and chemical industries. It can carry out dry or wet pulverizing and can meet demand for sustainable large-scale production.
Chat Now6ft Diameter x10ft Ball and Rod Mills at the Westpro Shop ADVANTAGES. Sizes up to 4.9m (16tf) diameter and 4500hp (3356KW) Available with rubber, steel or ceramic liners; APPLICATIONS. Size reduction of various materials; Feed sizes of 1/2″ to product .
Chat NowWalks the walk, talks the torque. Designed to deliver exceptional levels of performance and value, David Brown Santasalo ball mill drives are optimised for primary and secondary grinding applications. Extensively field tested and proven in harsh cement applications, our mill drive gearboxes cover all grinding applications up to 10 MW per drive
Chat NowBall mill and rod mill solutions are available here at APT, providing an effective means for grinding and blending materials in preparation for mineral liberation, from rock to dust. APT specifies and designs the entire circuit around the mill, to ensure that the target product size is achieved.
Chat NowFodamon engineers share the differences between ball mill and rod mill as follows: 1. Appearance and structure The shape ratio of the barrels of the two mills is different. The ratio of the length and diameter of the rod mill barrel is generally 1.5-2, and the inner .
Chat NowJun 02, 2017· The feed enters one end of the ball mill, and discharges out the other end. Ball mills vary greatly in size, from large industrial ball mills measuring more than 25 ft. in diameter to small mills used for sample preparation in laboratories. Rod mills are similar to ball mills and use metal rods as the grinding media. Pebble mills use rock
Chat NowMill (flint mill), (dry grid ball mill), (central discharge ball mill), (trunnion-type rod mill) 4500х5000, 4500х6000
Chat NowEURASIAN MINING • 1. 2015 Technology and technics of ore preparation processes 7 feed for the rod mill, i.e. 10000 μm in accordance with Table. The value of P 80 is accepted based on the required grain-size characteristics of the ball mill discharge.
Chat NowDescrption. GTEK XMQ series Cone Ball Mill is a laboratory grinding equipment for wet grinding of ore (150×50 cone ball mill can also be used for dry grinding). It is suitable for mineral feasibility study of laboratories in schools, research institutes and ore beneficiation plants.XMQ cone ball mill can also be used for grinding of a small amount of material in the field of metallurgy
Chat NowRod Mill. Type : Mill Equipment Capacity : 1.6-90t/h. Application field : Rod mill is widely used grinding machine to grind all kinds of ore and rocks in metal and nonmetal mining, water conservation, building materials, sand making industry and so on. ( * Please click .
Chat NowDec 22, 2016· Ball mill grinding is one method of crushing ore to an appropriate size fraction. Specifically, ore is put into a large receptacle (a drum) and then it rotates slowly around.
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