2 x FLS Ball Mills (excl. Motor/Drive) For Sale/Re-Assignment Mill Details Type of Mill FLS Ball Mills (set of 2) Mill Dimensions 7925 x 12344 mm (26x406) (Diam x L) Default Mill Speed 11.41 RPM Mill Speed 10.65 to 12.17 RPM Liners Metal/Rubber - Excluded Mill Drive Motor Type Wrap Around GMD Mill Drive Motor Size 16,400 kW (21,993 hp) ...
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2 x FLS Ball Mills (excl. Motor/Drive) For Sale/Re-Assignment Mill Details Type of Mill FLS Ball Mills (set of 2) Mill Dimensions 7925 x 12344 mm (26x406) (Diam x L) Default Mill Speed 11.41 RPM Mill Speed 10.65 to 12.17 RPM Liners Metal/Rubber - Excluded Mill Drive Motor Type Wrap Around GMD Mill Drive Motor Size 16,400 kW (21,993 hp) ... 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 ...
Get PriceEnergies 2021, 14, 1786 4 of 14 (a) (b) Figure 2. Ball mill drive system with lowspeed SAS motor without intermediate gearbox (a) prior to modernization, (b) after modernization on the right 34. 200 HP (150 kW) Synchronous Motor with starter, 180 RPM. Synchronous motor and starter used to power a 7 x 10 ft Marcy ball mill Motor - 200 HP (150 kW) - 180 RPM - 460 V Starter - Weaver Electric Custom Control Synchronous Starter - HP 300-200 - Voltage 575-460 - Ex...
Get PriceThe motor is usually fitted with a variable speed drive (VSD) to control the rpm of the ball mill. Gearbox used for speed reduction from the motor to the ball mill. Balls usually manufactured from manganese alloy steel , but the material depends upon for what material the mill will grind ( chrome steel alloy and rubber also available). For the ball mill of A-type synchronous motor, the transmission efficiency can be improved by 15% 20%, and the comprehensive power saving rate is about 17-25%, after canceling large gear and pinion. For the B-type ball mill with an asynchronous motor reducer, the comprehensive power saving rate is
Get Priceball mill drive motor choices - Artec Machine Systems The time has come to re-think our approach to mill drive motors because of the growth in size of newer ball mills, the starting torque restrictions of some of the newer mill drive configurations, and , speed is given by the following calculation. Oct 03, 2014 What type of motor for a ball mill? - posted in Tools and Tooling Hello, I am looking to get into pyrotechnics and I was just wondering what type of motor I should get for my ball mill? What rpm for direct drive? Also, would I be able to wire the motor directly to my mains (230v AC)? I prefer to make things myself when possible, its more fun that way so I was going to make a ball mill to make ...
Get PriceHigh Vibration Ball Mill Duel Pinion Drive. A vibration survey was carried on this Ball Mill with a duel pinion drive The vibration is high in all planes on both sides of the Mill or both pinion driv , mesh frequency then see the spacing of the side bands I would estimate the Mill would turning 11 CPM, ( attached a Mill layout) , With both motors they have not taken gSE. Feb 26, 2021 3. Analysis of Variant Ball Mill Drive Systems. The basic element of a ball mill is the drum, in which the milling process takes place ( Figure 1 ). The length of the drum in the analyzed mill (without the lining) is 3.6 m, and the internal diameter is 3.4 m. The mass of
Get Priceincreasing ball mill drive train vibrations. ... Besides the gearbox, the electric motor and the support bearings of the girth wheel are equipped with shock pulse andvibration (pdf) vibration analysis on a cement mill foundation. Jan 01, 2007 In the present case study, the causes of the highvibrationson a double-drivecementmillis investigated ... What is the ball mill grinding steel ball RAINBOW. 20/07/2020 The ball mill is the horizontal cylinder type machine which is grinding ore in metal and nonmetal mines such as the gold, silver, copper, iron and aluminum cement plant The hollow cylinder rotates under the drive of motor and reducer and is equipped with steel ball inside One end of the cylinder is provided with a conveyor belt to ...
Get PriceAug 25, 2016 High vibration on the ball mill drive train A and B. We are experiencing high vibration on our dual drive ball mill. The high vibration is on the motor DE bearing on axial direction. Dominant frequency is girth and pinion gear mesh. See attached spectrums and trends. Gearbox hold-down bolts are breaking due to high vibration. 2 x Metso Ball Mills 4 x GE Motors For Sale/Re-Assignment Mill Details (2 x Ball Mills 4 x GE Motors, Type of Mill Metso Ball Mill Mill Dimensions 6,706 mm x 11,125 mm (22 x 36.5) (D x L) Mill Speed 12.44 RPM Liners Excluded Mill Drive Motor Type Dual Pinion Synchronous (2 Motors per Mill) Mill Drive Motor Size 2 x 4,650 kW min 9,300kW per mill
Get PriceBall mill in iron ore bene-fication plant. Ball mill with COMBIFLEX drive for lead zinc ore grinding. Ring motor driven SAG mill for gold ore grinding. SAG and ball mills for com-minuting gold/ copper ore. Site assembly of a large mill shell. The subject of this paper is a synchronous drive of grinding ball mills 4 MW, 150 rpm, 6 kV, 50 Hz on the base of PWM CSI. The system is installed at the concentrating plant of Norilsknickel in ...
Get PriceBased on the contents of this ball mill and the required final product, the mill operates within the cascade grinding mode (i.e. 50-60% critical drum speed). Gear Contents Motor Input Pinion Figure 1. Example of Ball Mill, labelling gear drive, motor, and mill ELECTRICAL EQUIPMENT FOR NEW CEMENT PLANT ... motors including 1,300 kW ball mill motor with the ..... by two 140 kW motors, i.e., twin drive, and this. Read more Download Cement Technologies Booklet - Asia-Pacific Partnership ...
Get PriceFor the ball mill of A-type synchronous motor, the transmission efficiency can be improved by 15% 20%, and the comprehensive power saving rate is about 17-25%, after canceling large gear and pinion. For the B-type ball mill with an asynchronous motor reducer, the comprehensive power saving rate is The basic construction of a ball mill is a cylindrical container with journals at its axis. The cylinder is filled with grinding media (ceramic or metallic balls or rods), the product to be ground is added and the cylinder is put into rotation via an external drive causing the media to roll, slide and cascade.
Get Priceball mill drive motor choices - Artec Machine Systems The time has come to re-think our approach to mill drive motors because of the growth in size of newer ball mills, the starting torque restrictions of some of the newer mill drive configurations, and , speed is given by the following calculation. High Vibration Ball Mill Duel Pinion Drive. A vibration survey was carried on this Ball Mill with a duel pinion drive The vibration is high in all planes on both sides of the Mill or both pinion driv , mesh frequency then see the spacing of the side bands I would estimate the Mill would turning 11 CPM, ( attached a Mill layout) , With both motors they have not taken gSE.
Get PriceEdge Drive Ball Mill The motor drives the gears at the edge of the cylinder through the reducer to drive the cylinder movement. (6) Types on the Basis of Process Characteristics. 1. Wet Type Ball Mill Water is added at the same time of feeding, and the material is discharged into a certain concentration of slurry. In the closed-circuit system ... ABB ring-geared mill drive solu-tions offer a modular concept that pro-vides a common drive control platform for induction and synchronous motors in single- and dual-pinion configurations. These drives are well-suited for all type of mills and ball mill ap-plications, and are able to cover the power range up to
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