Product profile Mining ball mills are used for grinding various ores and are widely used. Based on decades of customer experience, Mecru continuously improves the performance of the ball mill, so that the ball mill can achieve high stability, long service life and high grinding efficiency.

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Machinery and Equipment Company buys and sells used Ball Mills. Search our inventory and request a quote. Buy Equipment; Sell Equipment; Can't Find? Upcoming Auctions; ... Ball, 10' X 10', Kurimoto Iron Works, 370 kW #D733556. Add to cart. Mill, Ball, 10'6'x14', Marcy, 800 HP #D744958. Add to cart. Mill, Ball, 10'x14', Allis Chalmers, 800 HP # ...

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06/23/2011 6:05 AM. Dear all, kindly suggest for a suitable starter to start a ball mill with 2600 kw, 1000 rpm, 11 kv slipring induction motor. has any latest technology invented to start the motor other than LRS & FCMA. can the VVFD solution fullfil the initial torque compansation. the GD2 value of mill is around 400 kg m2.

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Dimensions Shell Inside Diameter: 5500 mm ID Shell Outside Diameter: 5980 mm OD Shell Length: 8300 mm, flange to flange Effective Grinding Length: 8100 mm EGL Liners Rubber liners Motor 4100 kW (5496 HP) …

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DOVE Ball Mills are highly efficient grinding mills designed to grind and blend bulk material ranging from soft, fibrous to hard and brittle material. DOVE Ball Mills are supplied in a wide variety of capacities and …

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If your motor has an efficiency of 0.9 and you measure 1000 kW at the motor input, then the motor output power you would measure (with a torque device) is 900 kW. This is why you are measuring more input power than …

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1 set (MOQ) Product Description Ball Mill - Product Description [Introduction]: Ball mill applies to grind all kinds of ores and other materials, it can be divided into ... Henan Xingyang Mining Machinery Manufactory Contact Now

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10 Photos 4' x 8' Denver, Ball Mill, 50 HP motor previously used in a Lime Slaking system Category: Grinding Mills - Ball, Pebble, Sag, Mi... Seller: A M King Industries Location: Oroville, CA Mfr: Denver DENVER 4' x 8' (1.2m x 2.4m) Ball Mill with 50 HP motor previously used in a lime slaking system.. View Details Contact Seller Request Price

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Ball-mill power, 88 kw. Feed, minus ¼ in., containing 6.52 per cent, minus 200-mesh material. Amount of solids, about 50 per cent. Fig. 1 shows graphically that the tonnage of minus 200-mesh material …

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The dry feed of a ball mill circuit is 300 t/h. The power at the pinion of the ball mill is 1800 kW. F80 = 80% passing size of the circuit feed, in microns = 2500 um. P80 = 80% …

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Mining ball mills are used for grinding various ores and are widely used. Based on decades of customer experience, Mecru continuously improves the performance of the ball mill, so that the ball mill can achieve high stability, long service life and high grinding efficiency. ... Power(kw) MQY600x1800: 45.5: 0.5: ≤10: 0.074-0.5: 0.2-0.5: Y160M ...

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Buy Unused 22' X 38' (6706mm X 11582mm) Ball Mill, 10,000 Kw (13,410 Hp) Twin Pinion 50 Hz Motors And Gear Reducers from A.M. King Industries. Request a quote online today. Used Mining & Processing Equipment - Grinding Mills, Crushers & Process Plants

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Effective Grinding Lenght. Rotational Mill Speed, expressed as a percentage of the critical centrifugation speed of the mill. Effective Length to Diameter Ratio. Corresponds to the ratio between the Total Charge Weight and its Apparent Volume (including interstitial voids). Fraction of the Total Mill Power Draw contributed by the Ball Charge.

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Ball mill power draw predicted from the Denver slide rule, kW 0 200 400 600 Calculated ball-mill power draw from the m odel derived, kW Data compared Line y=x Fig. 2. …

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This quantity is small compared to the power used by a semi-autogenous mill and a ball mill in a primary grinding circuit; a ball mill can have an installed power of up to 15 MW, while installed power for a SAG mill can go up to 25 MW.

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RETSCH offers the largest selection of laboratory ball mills in the market! Ball mills are among the most variable and effective tools when it comes to size reduction of hard, …

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Description 7′ x 13′ Ball Mill, Year 2000, Steel Liners, 200 KW Motor, Grease System. Equip yourself with the gold standard. Manufacture & Design Year: 2000 Hours: 14,000, approx. Diameter: 2.1 m (6.9 ft) Length: 4 m (13.1 ft) Components & Inclusions Steel Liners 200 KW Motor Grease System

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A ball mill can safely operate at 90% of its motor rated power, so choose a motor size like this: Motor size as kW = Power / 0.90 You will not get a circulating load prediction from a Bond calculation. The assumption is that your secondary circuit …

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Typically R = 8. Rod Mill Charge: Typically 45% of internal volume; 35% – 65% range. Bed porosity typically 40%. Height of bed measured in the same way as ball mills. Bulk density of rods = 6.25 tons/m3. In wet grinding, …

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Inventory ID: 6C-EP01 HARDINGE 6' x 9' (1.83m x 2.7m) Conical Ball Mill, 200 HP (149 kW) Manufacturer: HARDINGE View Details UNUSED FL MINERALS 20' x 33' …

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

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RSG Inc supplies a wide range of ball mills, from 3 kw pilot plant test mills to 4000 kw high capacity cement, ash and slag mills. RSG Inc has a fully equipped ball mill test plant for sample evaluation to ensure accurate scale up and optimum plant performance. The test plant is also available for toll milling services.

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1 Calculation of ball mill capacity. The production capacity of the ball mill is determined by the amount of material required to be ground, and it must have a certain margin when designing and selecting. There are many factors affecting the production capacity of the ball mill, in addition to the nature of the material (grain size, hardness, …

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1414 Used Ball Mills Save This Search Trusted Seller Economy 6' x 6' Rotary Ball Mill Alumina Lined used Manufacturer: Economy Economy 6' x 6' Rotary Ball Mill Alumina Lined Shipping 128 in H 84 in W 93 in L Approximate Shipping Weight : 10000 SHIPPING: WILL SHIP VIA UPS GROUND TO ALL US, CANADA AND MEXICO. WE ALSO ALLOW …

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Ball Mill Machine FSY Ball Mill is a type of grinder used to grind materials into an extremely fine powder mainly for use in the mineral processing industry. Ball Mills also ... 60-5500 Kw; Rotationl Speed : 17-19r/min; Application ...

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Sub-Category: BALL MILLS. Location: ... KW: 8000. Diameter: 21' (6.4m) Brief Description . ABB 8000 kW (10,728 HP) Motor & VSD ; Rubber Liners ; Trommel Screen ; Attachments 6C-AM02-Mill Inspection SER22.502 - SAG and Ball mills March 2022.pdf. WANT TO SELL SIMILAR EQUIPMENT?

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A. Jankovic, in Iron Ore, 2015 8.3.2.2 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.

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Explain the role of ball mill in mineral industry and why it is extensively used. Describe different types of ball mill design. ... P M / M B = 10.14 kW/t; With ball density = 7.8 t/m 3. M B = 57.75 t; Slump correction …

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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). With over 50 years experience in Grinding Mill Machine fabrication, DOVE Ball Mills as ...

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I'm interested to know when sizing a new ball mill, as to why recirculating load has no effect on the power calculation, although it will have effect on volumetric capacity naturally. ... If the rock needs 10 kwh/t which is based on a CL of 250% and the plant requires 150 tph, then the mill must deliver 1,500 kw at steady state. That will not ...

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Item #: 6C-CM02 Sell Us Yours Categories: GRINDING EQUIPMENT Sub-Category: BALL MILLS Location: BELGIUM Manufacturer: OUTOTEC HP: 13,410 KW: 10,000 Diameter: 22' (6.7m) Brief Description UNUSED 22' x 38' (6706mm x 11582mm) Ball Mill, 10,000 kW (13,410 HP) Twin Pinion 50 Hz Motors and Gear Reducers

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Key benefits. High reliability – over a century of experience with 4000+ ball mills installed globally. Large through-flow area ensures low pressure drop across the mill. Horizontal slide shoe bearing design allows much …

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Describe different types of ball mill design. Describe the components of ball mill. Explain their understanding of ball mill operation. Explain the role of critical speed and power draw in design and process control. …

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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. …

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1. Closed Circuit = W 2. Open Circuit, Product Top-size not limited = W 3. Open Circuit, Product Top-size limited = W to 1.25 W Open circuit grinding to a given surface area requires no more power than closed circuit grinding to the same surface …

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Fine grinding, to P80 sizes as low as 7 μm, is becoming increasingly important as mines treat ores with smaller liberation sizes. This grinding is typically done using stirred mills such as the Isamill or Stirred Media Detritor. While fine grinding consumes less energy than primary grinding, it can still account for a substantial part of a …

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