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# capacity calculation for rod mill

Referring to Table V the 366 m x 488 m rod mill with 472 m 155 ft long rods calculates to draw 972 HP when carrying a 40 percent rod charge with a wornin bulk density of 5606 kg per cubic meter 350 pounds per cubic foot 1031 HP is required

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## Customer Case

Our products sell well all over the world,and have advanced technology in the field of crushing sand grinding powder. AMIT 135 Lesson 8 Rod Mills – Mining Mill Operator

Rod Mill Capacity Mill capacity is dependent on Mill Characteristics length diameter rotation speed lifters Feed Characteristics work index Reduction Ratio Under given load and particle size requirement capacity is a function of mill length and diameter Q kLD 2N

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CENTER PERIPHERAL DISCHARGE ROD MILL Field installations show an average of less than 1 per ton of sand ground as rod consumption and from 008 to 010 per ton of sand ground as the steel liner wear The overall cost of mill operation exclusive of

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Please find below two calculators for sizing mills using the Bond and Rowland methods Ball mill sizing Calculator for ball mills in a single stage circuit Rod ball mill sizing Calculator for rod mills as first stage of the circuit and ball mills as second stage of the circuit

Get Price Capacity of a steel tension rod Structural engineering

RE Capacity of a steel tension rod Hokie93 Structural 25 Mar 18 2115 If the tension member is a fully threaded rod the design tensile strength is determined from Section J36 of AISC 36010 assuming you are designing to IBC and AISC 36010

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A Ball Mill Critical Speed actually ball rod AG or SAG is the speed at which the centrifugal forces equal gravitational forces at the mill shell’s inside surface and no balls will fall from its position onto the shell The imagery below helps explain what goes on inside a mill as speed varies Use our online formula The mill speed is typically defined as the percent of the Theoretical

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Mill Selection 1 Rod milling – a rod mill with a diameter of 244 meters inside new liners grinding wet in open circuit 2 Ball milling – a ball mill with a diameter of 244 meters inside new liners grinding wet in open circuit When the grinding conditions differ from these specified conditions efficiency factors Rowland and Kjos

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how to calculate capacity of ball mill ball mill capacity calculator therollingpincoza Grinding Capacity Calculation Of Ball Mill calculation of rod mill grinding capacity energy calculation model of ball kinematics based on of ball mill and ball motion under the influence of coal load are analyzed carefully the ball and the coal contributes

Get Price 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

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Rod mills are less common than ball mills for grinding minerals The rods used in the mill usually a highcarbon steel can vary in both the length and the diameter However the smaller the rods the larger is the total surface area and hence the greater the grinding efficiency 5

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used in capacity calculation Freeways The HERS capacity procedure is very similar to that of NCHRP 825 The HERS procedure follows the HCM procedure verbatim with adjustments for lane width lateral clearance interchange density heavy trucks and the peakhour factor The NCHRP method excludes the peakhour factor

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Rod mills normally carry 35 to 65 rod charge by volume The limits on charge level are 1 keeping the feed end trunnion open so that feed will get into the mill and 2 keeping the rod charge low so rods will not work their way into discharge openings where they can cause rod tangling

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See this useful summary Table of Bond Work Index by Minerals For any circuit whether a crushing circuit a rod mill or a closed ball mill circuit the Work Index always means the equivalent amount of energy to reduce one ton of the ore from a very large size to 100 um

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The stroke length should be the expected downhole stroke or plunger stroke S p that is calculated from a suckerrod string calculation or sizing computer program However the surface stroke length may be considered an approximation of the maximum capacity for a given pumping situation

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Ball mill power draw predicted from the Denver slide rule kW 0 200 400 600 Calculated ballmill power draw from the m odel derived kW Data compared Line yx Fig 2 Comparison of the ball mill power draw from the Denver slide rule and the proposed model Dashed line corresponds to yx

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We have ball mill capacity calculationsThe 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

Get Price Capacity of a steel tension rod Structural engineering

For a mild steel tension rod strictly speaking the design tensile strength should be determined from AISC 36010 Chapter D and would be the lesser of F y A g Ω and 075F u A g Ω Taking an ASTM A36 rod F y 36 ksi and F u 58 ksi the nominal tensile strength is 2155 ksi x A g based on yielding and 2175 ksi x A g based on rupture So the result is essentially the same for an ASTM A36 rod whether

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Note Production curves are not necessarily liner with respect to volume and stroke rate This graph is provided for estimation purposes only

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Sep 10 2018 · Line efficiency calculation method is shown in this post SAM is the standard time of the style Standard time will remain the same for a product Garment SAM will not change whether the line work at 50 efficiency level or 80 efficiency The production capacity of a line will change if line efficiency varies

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ball mill grinding capacity calculation Calculate Ball Mill Grinding Capacity The sizing of ball mills and ball milling circuits from laboratory grinding tests is largely a question of applying empirical equations or factors based on accumulated experience

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80 and the ball mill cyclone overflow P 80 using Equation 6 and Equation 7 Morrell 2011 The AGSAG mill circuit specific energy is predicted using uation 8 Morrell 2011 Eq which does not rely on the T 80 but relates to mill feed mill geometry and operating conditions to the specific energy

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The calculator below calculates the mass of a solid rod made from a range of common materials Exact weights may vary due to exact composition of alloys the purity of the materials and other factors

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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 citation needed But note that the term rod mill is also used as a synonym for a slitting mill which makes rods of iron or other metal Rod mills are less common than ball mills for grinding minerals

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NEW WIRE ROD MILL FACTS FIGURES THE MOST ADVANCED WIRE ROD MILL IN THE WORLD CONSTRUCTION MEASURES Production capacity 550000 tons of quality rod wire per annum Manufacture of rod wire with diameters of 45 mm to 60 mm including surface and heat treatment Coil weights up to 3 tons

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Design the platform to meet the functional requirements Modify the design to meet architectural constraints Perform a structural analysis hopefully exercising engineering judgement Modify the design as necessary to carry the required loads Ob

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The tension is the magnitude of a force that is applied to a rod while the deflection is the amount the rod is displaced under a load Knowledge of these concepts will determine how stable the structure will be and how feasible it is to use certain materials when building the structure

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the piston rod enter an “X” for item 24 Then add a full description at the end of the model code such as “With 50mm total rod projection and M22 x 15 thread 30mm long” Or if you have an application which requires options like Transducer and Rod boot enter “X” for item 30 Then add a

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