What Is The Mo Tor Type Using With Big Ball Mill

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what is the motor type using with big ball mill

A typical type of fine grinder is the ball mill , Ball mills normally operate with an approximate ball charge of 30% , Industrial ball mills can be as large as 85 m (28 ft) in diameter with a 22 MW motor, drawing approximately 00011% of the total world's power (see List of countries by , The power predictions for ball mills typically use the following form of the Bond equation: E= 10 W

BALL MILL DRIVE MOTOR CHOICES - artec-machine

The mill used for this comparison is a 44-meter diameter by 136 meter long ball mill with a 5000 HP drive motor It is designed for approximately 90 ston per hour This type two-compartment mill is a state- of-the-art shell supported cement finish mill The …

Ball Mill Drives - Mineral Processing & Metallurgy

When using a synchronous motor we recommend having 200% starting torque, 120% to 130% pull-in torque, and 225% pull-out torque These assume no greater than a 10% voltage drop at the motor terminals V-BELT Ball Mill DRIVE V-belt or poly-V drives are generally used on grinding mills consuming 350 HP or less

Ball Mills - 911metallurgist

These ball mills are relatively small, bearing mounted on a steel frame All ball mills are sold with motor, gears, steel liners and optional grinding media charge/load Ball Mills or Rod Mills in a complete range of sizes up to 10′ diameter x 20′ long, offer features of operation and convertibility to meet your exact needs They may be used for pulverizing and either wet or dry grinding systems

TECHNICAL NOTES 8 GRINDING R P King

Figure 82 Media motion in the tumbling mill 81 Grinding 811 Grinding action Industrial grinding machines used in the mineral processing industries are mostly of the tumbling mill type These mills exist in a variety of types - rod, ball, pebble autogenous and semi-autogenous The grinding action is induced by relative motion between the

How to Make a Ball Mill: 12 Steps (with Pictures) - wikiHow

Mar 29, 2019 · They are similar to rock tumblers in that the instrument is a rotating container filled with heavy balls to grind the substance into powder Ceramic material, crystalline compounds, and even some metals can be ground up using a ball mill Using a motor, container, belt, caster wheels, and some basic building supplies, you can make your own ball mill

Ball mill - Wikipedia

A ball mill is a type of grinder used to grind, blend and sometimes for mixing of materials for use in mineral dressing processes, paints, pyrotechnics, ceramics and selective laser sintering It works on the principle of impact and attrition: size reduction is done by impact as the balls drop from near the top of the shell A ball mill consists of a hollow cylindrical shell rotating about its axis The axis of the shell …

Make a Ball Mill in 5 Minutes: 4 Steps - instructables

Make a Ball Mill in 5 Minutes: This is for all the pyro nuts that I came across on Instructables This can be used to grind chemicals to a very fine stone or to polish rocksWiki says "A ball mill is a type of grinder used to grind materials into extremely fine powder for use i

What is a ball mill? What are its uses and advantages? - Quora

Sep 04, 2018 · The ball mill is a key equipment to grind the crushed materials, and the ball mill is widely used in powder making production line including cement, silicate, new-type building material, refractory material, fertilizer, ore dressing of ferrous metal and non-ferrous metal, glass ceramics, etc, and the ball mill can grind various ores and other

Mill (grinding) - Wikipedia

SAG is an acronym for semi-autogenous grinding SAG mills are autogenous mills that also use grinding balls like a ball mill A SAG mill is usually a primary or first stage grinder SAG mills use a ball charge of 8 to 21% The largest SAG mill is 42' (128m) in diameter, powered by a 28 MW (38,000 HP) motor

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