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# calculation formula of sag mill  ### Ball 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 maximum and finally the type of circuit open/closed

Get Price ### SAGMILLING.COM .:. Mill Critical Speed Determination

Enter the width of a mill shell liner. Note this is not the width of a lifter! You may use the Mill Liner Effective Width calculation to determine this value. The mill critical speed will be calculated based on the diameter (above) less twice this shell liner width. Mill Actual RPM: Enter the measured mill rotation in revolutions per minute.

Get Price ### SAGMILLING.COM .:. Home

Sagmilling is home to a collection of both free and subscription-based calculation tools to aid metallurgical process engineers perform comminution calculations. Grinding circuit design tools, including for SAG mill-ball mill circuits, and geometallurgy energy models are available to subscribers. The online library of technical articles contain several papers on metallurgical topics

Get Price ### Formula For Recirculating Load Of Cyclones And Mill

Mill circulating load formula screen gold vibrating screen calculation of circulating load screen get pricesirculating load calculation made in a mill is plant includes one sag mill in a closed circuit with a vibrating screen and one ball mill with a size classification ecessary to calculate the proportion of each mills energy f ball mills circulating load was obtained, 149.

Get Price ### Ball Mill Design/Power Calculation LinkedIn

12/12/2016· Ball Mill Power Calculation Example 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

Get Price ### SAG Calculator Edmund Optics

SAG Calculator. Determine sag of a surface based on radius of curvature and diameter. Calculator can be used to provide simple mechanical parameters that simplify specification of optical components. Commonly used for lenses and mirrors. Sag (mm): -- Radius of Curvature (mm): Diameter (mm): Equation and Corresponding Legend $$\text{SAG} = R \sqrt{R^2 \left( \frac{D}{2} \right)^2}$$ R

Get Price ### Choosing a SAG Mill to Achieve Design Performance

Choosing a SAG Mill To Achieve Design Performance John Starkey1, Principal Consulting Engineer Sami Hindstrom2, Manager, Grinding Travis Orser2, Project Manager, Grinding 1 Starkey & Associates Grinding Design and Process Engineering 336 268 Lakeshore Rd. E. Oakville, Ontario L6J 7S4 PH: (905) 465-7512 Fax (905) 844-5297 E-mail: [email protected] 2 Outokumpu Technology

Get Price ### sagdesign

The SAG mill pinion energy is determined from the SAGDesign™ testwork results as follows : W SDT = revs (16,000 + m s)) / (447.3 m s) where : W SDT = AG/SAG Specific Pinion Energy from a F 80 of 152.4 mm to a T 80 of 1.7 mm, kWh/ton ground revs = Cumulative number of SAG test mill revolutions to 80% passing 1.7mm m s = SAG mill feed sample

Get Price ### Orway Mineral Consultants Canada Ltd. Mississauga, ON

Orway Mineral Consultants Canada Ltd. Mississauga, ON., L4W 5N5, Canada orway.au ABSTRACT Orway Mineral Consultants Ltd (OMC)as a consultancy has speciali zed in comminution circuit design for over 30 years. OMC Power Model is OMC’sThe in-house software for specific grinding energy power-based circuit calculations. The model uses ore hardness parameters from testwork,

Get Price ### TECHNICAL NOTES 8 GRINDING R. P. King Mineral Tech

LG A mill power equation for SAG mills. Minerals and Metallurgical Processing. Feb 1990 pp57-62. Gross power No load power Net power drawn by the charge (8.13) The net power is calculated from Net power KD2.5L e! c./ Watts (8.14) In equation 8.14, D is the diameter inside the mill liners and Le is the effective length of the mill including the

Get Price ### Calculation of Sag & Tension in Transmission Line for

Calculation of Sag and Tension at an unequal level supports. In hilly areas or sloping grounds, the supports are not usual at the same level. For the calculation of sag and tension at unequal supports level consider a conductor AOB. The portion of OA and OB may be treated as catenaries of half span x and l-x respectively shown in the figure

Get Price ### CALCULATION OF BALL MILL GRINDING EFFICIENCY

08/03/2013· calculation of ball mill grinding efficiency. dear experts . please tell me how to calculate the grinding efficiency of a closed ckt & open ckt ball mill. in literatures it is written that the grinding efficiency of ball mill is very less [less than 10%]. please expalin in a n excel sheet to calcualte the same. thanks. sidhant. reply

Get Price ### Calculating the Sagitta of an Arc (and other arc parameters)

The formula for calculating the sag is: Calculating Sagitta of an Arc. where: s = the sagitta (sag) or displacement, to 3 decimal places; r The first step is to calculate the sagitta s for the arc based on the radius r and the span l. Use the first calculator (above) to do this. Then you can plug the values for r and s into the following formula to calculate height h at any offset x from

Get Price ### Dilution Formula Softschools

Dilution Formula Questions: 1. If 234 mL of a 2.51 molar aqueous solution is diluted by adding water to give a final solution volume of 356 mL, what is the molarity of the diluted solution? Answer: Note: The volume in this equation is typically meant for liters but because the units of mL will cancel it can be used. 2. What volume of water must be added to 345 mL of a 1.75 M solution in order

Get Price ### Sag calculation in overhead line Electricalunits

Sag calculation in overhead line. Sag in overhead line: The sag in overhead line is a length in between support point of conductor and the lowest point on the conductor of transmission and distribution overhead line. Calculation of Sag: The sag & tension of conductor may be calculated in the following condition:-a) When the supports are at equal levels. b) When the supports are at unequal

Get Price ### sag mill ball charge calculation italian-quality

formula to calculate grinding media wear rate for cement mill Click to view10 51. Nov 09 2017 · DETALS ABOUT CEMENT BALL MILL GRINDING MEDIA CALCULATION . Now chatting Contact Us Cement Mill Notebook "In 4.4.1 Grinding Ball Charge in . Contact Us For Help how to estimate the wear rate . Author Ramona Crawford Get Price. SAGMILLING . . Mill Critical Speed Determination. Mill

Get Price ### Geomagic Wrap Volume Calculation SAG Mill YouTube

23/02/2018· This video shows how to obtain enclose Volume for a SAG Mill using Geomagic Wrap in aroud 8 minutes. It shows Import of FARO Focus FLS file 1/1

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