Processing capacity:24-410t/h
Feeding size:≤23mm
Appliable Materials: non-ferrous metal,iron ore,copper mine,construction rubbish,cement clinker,ceramics etc. All grindable materials, various metal ores, non-metallic ores, non-flammable and explosive materials
Ball mill is a horizontal grinding mill and key equipment for grinding materials, widely used in ore flotation processing plant and powder-making production line. According to different materials and discharging methods, there are dry ball mills and wet ball mills for choice. Dry ball mill is mainly for producing mineral powder used in cement, silicate product, new building material, refractory, fertilizer, black and non-ferrous metals and glass ceramic industry; Wet ball mill is a kind of continuous ball mill used in ore beneficiation plant. ...Learn More
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A survey of Australian processing plants revealed a maximum ball mill diameter of 5.24 meters and length of 8.84 meters (Morrell, 1996). Autogenous mills range up to 12 meters in diameter. The length-to-diameter ratios in the previous table are for normal applications. For primary grinding, the ratio could vary between 1:1and 1.8:1
Max. feed size (depends on material) 6 mm; Max. sample quantity; 5 ml; Final fineness (depends on material) 5 µm; Grinding bowl oscillations per minute; 900 – 3000 at 9 mm amplitude
Material feed size*: < 20 mm. Final fineness*: < 15 µm. Product details. RETSCH is the world leading manufacturer of laboratory ball mills and offers the perfect product for each application. The High Energy Ball Mill Emax and MM 500 were developed for grinding with the highest energy input
Feed material: medium-hard, hard, brittle, fibrous - dry or wet: Size reduction principle: impact, friction: Material feed size* 5 mm: Final fineness* 80 nm: Batch size / feed quantity* max. 2 x 45 ml: Speed at 50 Hz (60 Hz) 300 - 2000 min-1: Cooling: controlled integrated water cooling / option: external chiller: Temperature control
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 and finally the type of circuit open/closed
Ball Size Distribution In practice, at mill startup, instead of charging a single size of ball, usually a range of ball sizes is initially added.7.6 A ball mill is to produce a grind of 34 micron (Pso) product from a feed size of 200 microns at a rate of 1.5 t/h
The size of ore shall not exceed 65mm and the best feed size is under 6mm The effect in this job is better than coarse grinding Grid ball mill consists of the shell feeding part discharging part main bearing lubricating system driving system and other parts. Get Price
Ball Mills. 【 Capacity 】 From 0.2-90 T/H. 【Advantages】 Designed for long service life, minimum maintenance, can grind and homogenize mineral ores down to the nano range, large volume of processing capacity. 【 Max Feeding size 】 <25mm
Mar 10, 2011 · But remember it all depends on your mill feed size after pregrinding. This is the raw mill not the finish mill. So Wi should be 11 and density of 2.67 as normal kiln feed. I used d80 of 3500 micron to be on safe side and got max ball dia. of 41 mm (use 50 mm steel balls)
Jan 31, 2015 · As a thumb rule powder to be milled should be taken as 25% of total ball weight. If the quantity of charge is very less then milling balls will start to collide with each other and no milling will
Nov 26, 2019 · The calculation shows that the crushing ratio can reach 3000 ~ 4000, while the ball mill’s crushing ratio is smaller. The feed size is usually between 20-30mm and the product size is 0-3mm. Feed. Both the autogenous grinding mill and the ball mill feed parts are welded with groove and embedded inner wear-resistant lining plate
Oct 19, 2017 · D — the mill internal diameter, m. At result B = 25mm or less necessary to use the correction factor 1.3, i.e. the grinding balls average diameter should be 32.5 mm in the feed mixture. We draw your attention, a larger grinding balls need to use for future loads
Mar 26, 2021 · Ball mill grinding efficiency is influenced by many factors: ore grindability, feed size, grinding product size, ball mill diameter and length, ball mill working speed, liner type, steel ball loading system, grinding concentration, return sand ratio in closed-circuit grinding and feed rate. (Ball mill) To improve the ball mill grinding efficiency, you must first understand the factors that
Increasing the ball size from 0.1 mm to 2 mm increases the comminution rate and produces smaller talc particles. The delamination of (00l) layers is the main comminution behavior when using 1 mm
Maximum Feed Size < 0.5 mm < 0.5 mm ... Ball mill is typically used to grind and/or blend materials and it can be done wet or dry. It can be used to mix ceramic powders, disperse particles in solvents, homogenize ceramic slurries, etc. Ball mills operate by rotating plastic jars around a horizontal axis, partially filled with the material to be
Ball Mill Working Principle. To be chosen according to the grinding material, material is composed of a ball mill feed end of the hollow shaft is arranged in the tube body, when the ball mill cylinder rotation time, grinding body due to inertia and centrifugal force, the effects of friction, making it attached to the cylinder liner on the cylinder body away, when taken to the height of a
Maximum Feed Size < 0.5 mm < 0.5 mm < 8 mm < 0.5 mm < 10 mm: Minimum Final Size < 1 µm < 5 µm < 1 µm < 1 µm: Grinding Time: hrs or days: 1-35 min. 30 s - 90 min. up to 48hrs: hrs (do not leave overnight)
Ball Mills. 【 Capacity 】 From 0.2-90 T/H. 【Advantages】 Designed for long service life, minimum maintenance, can grind and homogenize mineral ores down to the nano range, large volume of processing capacity. 【 Max Feeding size 】 <25mm
Max ball load(t) Maximum feed size(mm) Output fineness(mm) Capacity(tph) Power (kW) Weight (t) 42: 1.4: ≤20: 0.075-0.89: 0.65-2: 18.5: 3.6: 41: 2.5: ≤20: 0.075-0.89: 1.1-3.5: 22: 4.5: 36: 3.5: ≤25: 0.075-0.6: 1.5-4.8: 30: 11.5: 32: 5: ≤25: 0.075-0.6: 1.6-5: 45: 12.8: 32: 5.5: ≤25: 0.074-0.4: 1.6-5.8: 55: 13.8: 31: 6.8: ≤25: 0.074-0.4: 2-7: 75: 17: 27: 10.5: ≤25: 0.074-0.4: 3.5--8: 110: 21: 27: 15: ≤25: 0.074-0.4: 3.5-10: 132: 24.7: …
Ball Mill Output Feed Size. Fig. 5 shows the variation of size class 1 (M1) with the milling time for the two feed size distributions. For this coarser feed the 50 + 20+10 mm ball diameter mix breaks the material at a faster rate compared to the other ball matches
Wet Grid Ball Mill | Capacity: 0.5-500TPH Feed Size: ≤25 mm. Grid ball mill is widely used in smashing all kinds of ores and other materials, ore dressing and national economic departments like building and chemical industries etc. The size of ore shall not exceed 65mm and the best feed size is under 6mm
Ball Mill Working Principle. To be chosen according to the grinding material, material is composed of a ball mill feed end of the hollow shaft is arranged in the tube body, when the ball mill cylinder rotation time, grinding body due to inertia and centrifugal force, the effects of friction, making it attached to the cylinder liner on the cylinder body away, when taken to the height of a
In coarse grinding, when the product size is 1-3mm, the processing capacity of the rod mill is greater than that of the ball mill(usually the feed size of rod mill is 15-23mm). In fine grinding, when the product size is < 0.5mm, the grinding effect of the ball mill is greater than that of the rod mill(The feeding particle size of ball mill is generally 5-25 mm)
Mar 26, 2021 · Ball mill grinding efficiency is influenced by many factors: ore grindability, feed size, grinding product size, ball mill diameter and length, ball mill working speed, liner type, steel ball loading system, grinding concentration, return sand ratio in closed-circuit grinding and feed rate. (Ball mill) To improve the ball mill grinding efficiency, you must first understand the factors that
Feed Rate Calculator. When milling or drilling, or creating a tool path for a CNC machine the feed rate must be determined. Materials have rated surface speeds for a given type of cutter. The harder the material the slower the speed
CEMENT BALL MILL Capacity(t/h): 15~165 Feed size (mm): ≤25 Power(kw): 570~6000
Restriction in feed size (6mm) Restriction in energy (1119 kW/ 15oo hp) Ball size max. 30mm; Vertimill by Metso Minerals [image: (135-6-16)] Stirred Mills vs. Tumbling Mills. Advantages of Stirred Mills (VERTIMILL ®): Lower installation cost; Lower operation cost; Higher efficiency; Less floor space; Simple foundation; Less noise; Few moving parts; Less overgrinding
The software uses the particular power model (Bond/Barratt, Morrell Mi, etc.) to determine what is the transfer size where the ratio of E SAG to E ball matches the ratio of mill power (1:1.5 in this example). This is the 'maximum efficiency' transfer size where the mills will both operate at full power
Jul 05, 2020 · Several types of ball mills exist. They differ to an extent in their operating principle. They also differ in their maximum capacity of the milling vessel, ranging from 0.010 liters for planetary ball mills, mixer mills, or vibration ball mills to several 100 liters for horizontal rolling ball mills
Feed material: medium-hard, hard, brittle, fibrous - dry or wet: Size reduction principle: impact, friction: Material feed size* < 5 mm: Final fineness* < 80 nm: Batch size / feed quantity* max. 2 x 45 ml: Speed at 50 Hz (60 Hz) 300 - 2000 min-1: Cooling: controlled integrated water cooling / option: external chiller: Temperature control
CEMENT BALL MILL Capacity(t/h): 15~165 Feed size (mm): ≤25 Power(kw): 570~6000
Max. feed size (depends on material and funnel) 120 x 85 mm ; Max. throughput (depends on material and sieve cassette) 85 l/h ; Final fineness (depends on sieve cassette) 0.5 - 10 mm; Rotor speed (depends on voltage and frequency) 300-3000 rpm
Mar 10, 2011 · But remember it all depends on your mill feed size after pregrinding. This is the raw mill not the finish mill. So Wi should be 11 and density of 2.67 as normal kiln feed. I used d80 of 3500 micron to be on safe side and got max ball dia. of 41 mm (use 50 mm steel balls)
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