Oututec Grate Discharge Sag Mill

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With grate discharge mills – typically SAG, AG and ball mills – the conventional relining process at the discharge end usually involves removing the dischargers and grates, replacing with new lined versions and hammering in large, long bolts through the layers to secure the liner components.


A set of experimental test work has been carried out in a continuous pilot ball mill of 0.41m X 0.56 m (diameter X length) at different mill speeds, percent solids and discharge mechanism. The results of study on material flow through a grate discharge tumbling mill verses an overflow tumbling mill are presented to emphasize the effect of ...


Outotec has designed, manufactured and installed over 8,000 ball and pebble mills all over the world for a wide range of applications. Some of those applications are grate discharge, peripheral discharge, dry grinding, special length to diameter ratio, high temperature milling oprations and more.


A real-time monitoring system to monitor the wearing in the thickness of the ribs ( 5 ) of a grate ( 1 ) of a SAG mill ( 9 ) due to the abrasive action of the ore pulp residing inside the mill and due to the action of the grinding elements during the operation, and which in certain cases also generates obstruction of the slots ( 4 ) due to the jamming of said grinding elements inside the slots ...


grate discharge, Semi Autogenous Grinding ("SAG") Mill with a 7,000kW drive from Outotec, one of the world's largest suppliers of specialist grinding mills with extensive experience in supplying, installing and commissioning mills in many West African countries, including Burkina Faso, Ghana, Mali and Cote d'Ivoire.


1-250-373-2427 6451 Trans-Canada Hwy Savona, BC V0K 2J0


Outotec mill discharge pumps have been designed for mill circuit applications, such as SAG/ball mill discharge pumps and hydrocyclone feed. Special emphasis has been placed on components that have to withstand exceptional wear from coarse heavy solids and flow turbulence, the company says.


October 14, 2021. Outotec recently confirmed it delivered an order of 22 mill discharge pumps for customers Engineering Dobersek and Severniy Mining and Processing (SevGOK) to the latter's process waste thickening plant in Ukraine. The new group of high-capacity pumps include 10 large high-capacity MDM700s which together are capable of ...


inherent material transport problems of mill discharge through the grate. The TPL can significantly improv e the energy efficiency for total gridi i itinding circuit. TPL'swill i it & d thill increase capac ity & reduce the energy (kWh/t) required to grind the ore to the desired size. The SAG mill load becomes m ore stable and easier to operate.


Outotec launched a grinding mill with an open-ended discharge, the OED Mill. This large high-capacity grinding mills offer reductions in both CAPEX and OPEX. Instead of using pulp lifters, the OED Mill discharges material directly through the grates. It uses a novel grate-supporting spider to maximize slurry transport and minimize slurry ...


The combined SAG and ball mill discharge is pumped to a nest of eight Krebs 20" hydrocyclones. The hydrocyclone underflow is split, with approximately 40% reporting to ball mill feed. The other 60% reports to an Outotec SK-500 Flash Flotation Rougher cell for …


grinding of agrium phosphate ore in a 3 ft. diameter pilot sag mill. The SAG mill was also found to be running at less than 50% of critical speed and physical overloaded ... Close the SAG discharge grates from 0.75 to 0.5 inches. .... speed. • Must use full power (1500 HP) for best SAG results in …


The purchase includes an Outotec 3.6MW Grate Discharge SAG Mill with major spares (main electric motor; girth gear; gearbox; pinion and pinion bearings) and …


Outokumpu 40 Foot Sag Mill BINQ Mining . Choosing a SAG Mill to Achieve Design Performance. 2 Outokumpu Technology Inc. Size of SAG mill 36 ft diameter by 15.0 ft long 24 26 28 30 32 34 36 38 40 SAG Mill. Live Chat; Outotec Cone Crusher


The Outotec® Open Ended Discharge Grinding Mill (OED Mill) is a large grinding mill solution that enables innovative and efficient high capacity circuit designs through the removal of pulp lifters from the discharge arrangement. This facilitates significant …


The Outotec® Open Ended Discharge Grinding Mill (OED Mill) enables innovative and efficient high-capacity circuit designs through the removal of pulp lifters from the discharge arrangement, facilitating reductions in both CAPEX and OPEX. …


Outotec's delivery includes two ball mills and one SAG mill, all of which are based on Outotec's proprietary grinding mill technology. The largest of the ball …


The material is reclaimed via one of three vibrating feeders which deliver ore to the primary mill. The installed primary mill is an Outotec 7.30m x 3.35m effective grinding length (EGL) grate discharge SAG mill with 3.4MW installed power. The mill is also installed with Turbo Pulp Lifters (TPL) in lieu of standard radial pulp lifters.


The grate discharge arrangement removes this slurry pooling effect almost completely. Estimates of the increases in power draw possible with grate discharge ball mills range from 10% to 20%, according to mill size and other operating parameters. The figures from pilot tests and some operating sites are even higher, up to 25% more power draw.


Oututec Grate Discharge Sag Mill. How Sag Mills Works Ttvsheerenbroek. How does the sag mill works ow does the sag mill works june 15, 09 by cnmining 29 commentsow does a sag mill work hot products ball mills are used primary for single stage fine grinding, regrinding, and as the second stage in two et price siemens expands mining portfolio to ...


Outotec® Grinding technologies. ... Generally, the discharge from AG/SAG mills consists of one or both of the ... trunnion supported mill or use a grate, open-ended discharge shell... Read more. IEEE Xplore Abstract - Efficiency and grinding media filling level.


The cost of a ball mill conversion from overflow to grate discharge is 'fairly' affordable at $65,000 for a 13′ x 15′ mill. This is only for the discharge head, grates and pulp filters (rubber). A comparison in laboratory of Overflow Discharge Ball Mill VS Grate Discharge Ball Mill.


How Does A Sag Mill Work. Oututec grate discharge sag mill how sag mills works ttvsheerenbroek how does the sag mill works ow does the sag mill works june 15 09 by cnmining 29 commentsow does a sag mill work hot products ball mills are used primary for single stage fine grinding regrinding and as the second stage in two et price siemens expands mining portfolio to include gearless


Grate discharge Diameter 38′ Length 25'5″ flange-to-flange EGL 22′ Components / Inclusions Feed chutes Discharge grates Steel pulp lifters SAG mill trommel Mill braking system Hydraulic jacking system Portable hydraulic power unit. Motor and Drive 26,000 HP …