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"Tenova''s scope of work includes the engineering, manufacturing, shipping and technical assistance during erection of the SAG mill''s feed end, shell, discharge end, drive and main bearings ...
Outotec Grinding technologies 005 Robust design Outotec mills are designed to produce optimal results, even in harsh environments. Outotec offers both trunnion and shell supported mill design, complemented by a drive solution tailored for optimum performance in any environment. Mill bearings The type of support bearing is selected on the basis of
SAG Mill Components. Previous Next ... The mill trunnion bearings are a key assembly in mill operation. If the trunnion bearings are not reliable the complete mill is not reliable. ... This feature may prove to be one of the main attractions in the first application of this type of drive to either an autogenous or semiautogenous type mill.
The feed end of the 13000 hp Fort Knox SAG mill. A SAG mill is characterized by its large diameter and short length. ... available to turn the mill and the and the maximum weight the hydrostatic trunnion bearings... More details » Get Price
Oct 18, 2016· Starting a 6kV 3Ph 2,200 kW 1,000 rpm slipring motor for a cement ball mill Duration: 3:51. Yves Mamin 387,998 views
For the prototype unit installed on a SAG mill, duplicates of the gearbox and stepper motor assembly were manufactured and swapped out at various intervals for inspection. Typically, only the main bearing holding the pendulum weight was replaced at around one year intervals as a .
The Selection and Design of Mill Liners . ... High Carbon Chrome Moly Steel (325 to 380BHN): This steel is now considered the main material used for SAG mill liners. There are a number of variations with either different carbon or chrome contents. The variations tend to have a bearing .
A SAG mill is characterized by its large diameter and short length. It rotates, tumbling its contents violently, causing a breaking action. The mill is lined with wear resistant steel liners which are fitted with lifters to assist with raising the load. The liners are replaced as .
Jan 08, 2016· In this training module, we''ll cover the workings of a semiautogenous grinding mill, or SAG mill, that''s designed to be the first stage of a grinding circuit. Ore that''s crushed in a primary ...
Sep 03, 2014· Shellmounted mills with end walls directly above the main bearings are generally stiffer than trunnionmounted mills. We have checked this by comparing a 26 ft shellmounted ball mill with a trunnionmounted mill of equal grinding volume and same diameter.
Metallurgical ContentBall Mill TRUNNION BEARINGSTrunnion BRONZE BUSHINGSTRUNNION BASE AND CAPBall Mill LUBRICANT JACKSBall Mill PINION SHAFT BEARINGS The first part of the mill that we will look at is the TRUNNION BEARING. This is a HYDROSTATIC BEARING which is a slow moving bearing that carries a heavy load. Usually it is constructed from Babbitt''s metal.
Figure 4 Mill Conditions: Too Fast, Too Empty, Full Mill (left to right) After the polar plot is checked to determine if a mill is operating at too high an RPM, the fill levels are monitored. Figure 5 illustrates a trend taken from a SAG mill running under expert system control using bearing .
Sag Mill Syncronis Motor high axial vibration non drive end bearing Sag Mill Syncronis Motor high axial vibration non drive end bearing Robbie59 (Mining) (OP) 1 Nov 14 09:17. On site we have a Sag Mill Driven by a 5500KW Motor. We have a vibration issue right across the Mill. ... The other main issue is the pinion. We have had advice that a ...
Outotec® Grinding Mills. Optimize grinding mill performance, efficiency, and availability to ensure you meet your plant''s operational targets. Outotec highperformance grinding mills use advanced simulation tools for the best possible process efficiency, mechanical reliability, and maintainability.
Autogenous mills, semiautogenous mills and ball mills for wet grinding. A company of Polysius ... caused by mill sag, thermal distortion and manufacturing tolerances. Hydrodynamic or hydrostatic lubrication systems can be used for this type of bearing. The mill can be lifted and positioned by hydraulic jacks installed in the base of the ...
sag mill jacking cradle Grinding Mill China. sag mill jacking cradle one SAG mill and two ball by blo heating said glass sheets to the glass deformation temperature until said sheets sag to . Online Q. Bearing calculation SKF = 3 for ball bearings beam resting on rigid, momentfree bearing supports . Elastic deformation in the bearing, axlebox ...
decided to make SAG control one of its priorities in order to further increase throughput and improve stability. The original primary mill control logic delivered by the Optimisation Project in 2005 consisted of a simple PID loop controlling the mill charge (bearing pressure) through feed rate changes.
Jan 13, 2014· Parts of SAG Mill to be lubricated: Trunion Bearing (feed end) Motor Bearings Gearbox Pinion Bearings : SAG mill Diagram Trunion Bearing (dis. end) 7. Lubricant Data: Masbate Gold Project''s SAG mill uses Compounded Gear Oil as their main lubricant. But a different class of Gear oil is use in every operating system of the SAG mill.
sag mill trunnion bearing operating temperature. sag mill piniongear alignmentreliability magazine, sag mill pinion job is done by ball mill experts. third is operating at of we end up getting the id of the worn trunnion bearing checked in aball mill bearing trunnionmtmcrusher, sag, ag, rod, ball it has ball mill bearing trunnion from parts of such mill operating in contact with ...
Sag mill trunnion bearing seal clamps TM 91804B M38 Ordnance maintenance Engine and Clutch Sag mill trunnion bearing seal clamps,is part of the power plant unit (fig, spring has four clips which serve to hold the spring leaves in alinement 4, cone, also used to replace axle shaft inner oil seals Replacing oil seals Replacing transfer case bearing cones, Mills Loctite ...
PERFORMANCE ENHANCMENT TOOLS FOR GRINDING MILLS 103 The need for new instruments ... The load movement inside of a SAG mill can be ... Impact level as a function of speed and bearing pressure †SAG analyser patent pending in Australia, Canada, Chile, South Africa and USA.
Common types of grinding mills include Ball Mills and Rod Mills. This includes all rotating mills with heavy grinding media loads. This article focuses on ball and rod mills excluding SAG and AG mills. Although their concepts are very similar, they are not discussed here. Photographs of a glass ended laboratory ball mill show action of ball mass within the mill.
hydrostatic bearings in ball mills and sag mills 2060 Rod Mill Rsvd Bulgaria use of rods as grinding media, grinds ores, coal/ ground in ball ... CASTIN PIPE AND COOLING BLOCK infraredthermal inspection, and hydrostatic or pneumatic pressure testing for ...The support pipes are necessary, as the sand cores would sag otherwise...
COPPER MOUNTAIN: OVERVIEW ON THE GRINDING MILLS AND THEIR DUAL PINION MILL DRIVES ABSTRACT This paper will first give a short overview of the Copper Mountain project in British Columbia, which just has started commercial operation earlier this year. The grinding process with one 34'' x 20'' SAG
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