Aug 19, 2021 Transcribed image text: Estimate the power require to grind 100 tonne/h ore in a ball mill operating circuit with hydro cyclone at a circulating load of 300%.Rod mill discharge has a P80 of 0,25 .Flotation feed size required correspond to 80% -65 mesh.The bond work index, Wbm is determined to be 14.7kWh/Tonne.For simplicity,consider the product of all efficiency for power estimation to be
[email protected]specification of 5 ton ball mill. Equipments include crusher, ball mill, grinding mill, complete quarry plant, complete . ... Ball Mill Cost for 100 ton Cement Production Plant,Used Cement … Read more
Get PriceJun 19, 2015 A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work index of 15 and a size distribution of 80% passing inch (6350 microns). The required product size distribution is to be 80% passing 100 mesh (149 microns)
Get PriceFeb 13, 2017 In these cases, the feed to the ball mill may be from 10 to 100 mesh or even finer. Where the finished product does not have to be uniform, ... The volumetric density of a rod and a ball charge is around 4.9 ton/m (310 lb/cu.ft) corresponding to 37 % void space. Sizing of Mills
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Get PriceSteel Ball Mills & Lined Ball Mills. Particle size reduction of materials in a ball mill with the presence of metallic balls or other media dates back to the late 1800’s. The basic construction of a ball mill is a cylindrical container with journals at its axis. The cylinder is filled with grinding media (ceramic or
Get Priceand ball mill power relationship 10 100 1000) P80 (microns) Bond Ball mIll Power VTM Power 20 13 Nov 2013 “30-50% more efficient than a Bond Ball Mill” •True in most cases •Over simplification •Function of the feed size, product size, and material grindability •How far coarse and how fine can we go? •Efficiently •Practically
Get PricePrediction of the mill dimensions zThe ball-mill dimensions (internal mill diameter D and length L), for a given (L/D) ratio, for feed size D f and product size d (mm), for a known Bond work index w i (kWh/short ton) and for desirable capacity T (short ton/h), can be calculated from: D d T D D L f 3.5 )0.106 0.193 0.962 10.38 0.9180 ( ) (1 − =
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Get Price8.3.2.2 Ball mills. The ball mill is a tumbling mill that uses steel balls as the grinding media. The length of the cylindrical shell is usually 1–1.5 times the shell diameter ( Figure 8.11). The feed can be dry, with less than 3% moisture to minimize ball coating, or slurry containing 20–40% water by weight
Get PriceLatest product information Design Of Power Train For Ball Mill Ton H Rod Mill Design Calculations. Apr 07, 2018 2215 x 0.931 = 2062 HP. Referring to Table V the 3.66 m x 4.88 m rod mill with 4.72 m (15.5 ft.) long rods calculates to draw 972 HP when carrying a 40 percent rod charge with a worn-in bulk density of 5606 kg per cubic meter (350 pounds per cubic foot). 1031 HP is required
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Get PriceThe power consumption was 100 kW. If 100 ton/h of the same material is similarly crushed from a mesh size of 5.08 mm to a mesh size of 2.54 mm, the power consumption (in kW, to the nearest integer) using Bond’s law, is _____. ... Jaw crushers, Ball mills, Fluid energy mills b. Ball mills, Jaw crushers. Fluid energy mills
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Get PriceThe ball mill work index laboratory test is conducted by grinding an ore sample prepared to 100% passing 3.36 mm (6 mesh) to product size in the range of 45-150 m (325-100 mesh), thus determining the ball mill work index (Wi B or BWi). The work index calculations across a narrow size range are conducted using the appropriate laboratory work
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