6.- Mineral Processing Equipment MCU 2011 Luis Magne

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Mill Circuit UniversityWeir Minerals


Mineral Processing: EquipmentMineral Processing: Equipment

Luis Luis MagneMagne Miineral ProcessingProcessing: : EquipmentsEquipments

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Primary Crushing:Primary Crushing:

Jaw CrusherJaw Crusher

Jaw Crusher CharacteristicsJaw Crusher Characteristics

Luis Luis MagneMagne Mineral Mineral ProcessingProcessing: : EquipmentsEquipments

Jaw Crusher CharacteristicsJaw Crusher Characteristics


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Jaw Crusher: Single ToggleJaw Crusher: Single Toggle


Jaw Crusher: Double ToggleJaw Crusher: Double Toggle




Single Toggle Double Toggle

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Primary Crushing:Primary Crushing:

Gyratory CrusherGyratory Crusher

Gyratory Crusher: CharacteristicsGyratory Crusher: CharacteristicsSpider bushing and seal

Mantle

MAinshaft

Concaves


MAinshaft

Pinion and gear

The mainshaftposition system

Gyratory Crusher: CharacteristicsGyratory Crusher: Characteristics


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Gyratory Crusher: CharacteristicsGyratory Crusher: Characteristics


Gyratory Crusher: Eccentric MovementGyratory Crusher: Eccentric Movement


Gyratory Crusher: Vertical AdjustmentGyratory Crusher: Vertical Adjustment


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Cone CrusherCone Crusher


Bowl

Main frame

Feed bowl hopper


Countershift

Gear and pinion

Eccentric

Mantle

SHORT HEAD STANDARD

Cone Crusher CharacteristicCone Crusher Characteristic


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Cone Crusher ActionCone Crusher Action






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Crusher CapacityCrusher Capacityee



Gyratory CrusherGyratory Crusher


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ScreeningScreening

ScreenScreen


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Separation ProbabilitySeparation Probability


Screen EfficiencyScreen Efficiency

obtained oversize of t/h

product oversize in undersize of ht Efficiency

/100100

• Efficiency of undersize removal:


• Efficiency of undersize recovery:

feed in undersize of t/h

obtained undersize of htEfficiency

/100

Screen Main TypesScreen Main Types

INCLINED SCREEN


BANANA SCREEN

HORIZONTAL SCREEN

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Screen: Mechanism in the Body (Circular movement)



Sizes: Until 10 x 24 footsUsual angle: 20°




Screen: Mechanism in the Body (Eccentric movement)



Sizes: Until 10 x 24 footsUsual angle: 20°

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Screen: Mechanism over Body(Lineal movement)

Screen: Mechanism over Body(Lineal movement)


Sizes: Until 14 x 28 footsAngle: 0° (SAG mill: 10°; Dewatering: -5°)

Banana ScreenBanana Screen


Sizes: Until 14 x 28 footsUsual angles: 25° to 0°

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Industrial Circuit CrushingIndustrial Circuit Crushingll

Chuquicamata’s Primary CrusherChuquicamata’s Primary Crusher


Chuquicamata’s Fine CrusherChuquicamata’s Fine Crusher


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TrommelTrommelelel

TrommelTrommel


TrommelTrommel


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TrommelTrommel


Rotational MillsRotational Millsl lll ll

Rotational MillsRotational Mills

• Type of rotational mills:

– Bar mills

– Ball mills

– Pebbles mills

A t ill


– Autogenous mills

– Semiautogenous mills

• Type of discharge:

– Overflow

– Grate

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Bar MillBar Mill


Ball Mill: Grate dischargeBall Mill: Grate discharge


Ball Mill: Overflow dischargeBall Mill: Overflow discharge


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Slurry FillingSlurry Filling


Autogenous and Semiautogenous Mill: Limits


Gearless:Until 23.500 kW


Pinion - Gear:Until 7.500 kW



Minera Esperanza: Gearless drive 23.500 kW


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Autogenous and Semiautogenous Mill

Autogenous and Semiautogenous Mill

Feed trunnion Discharge grate

Pulp lifters


Mill chamber

Cilinder liners

Discharge trunnion

Trommel

Internal load ~ 700 t

Semiautogenous MillSemiautogenous Mill




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End discharge components:

Grate


Grate

Pulp lifters

Discharge cone

Semiautogenous Mill CircuitSemiautogenous Mill Circuite e lle e ll

SAG CircuitSAG Circuit

Water

Hydrocyclon

Final product

Pebbles

Feed


WaterSAG mill

Screen or trommel

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SAC CircuitSAC Circuit

Water

Pebblescrusher

Hydrocyclon

Final product

PebblesFeed


Water

SAG mill

Screen or trommel

DSAG CircuitDSAG Circuit

Agua

PebblesAlimentaciónFresca

Producto

Agua

PebblesAlimentaciónFresca

Producto

SAG mill

Hydrocyclons

Final product

Water

Feed


AguaAgua

Ball mill

Screen or trommel

Water

Trituradorde Pebbles

Agua

AlimentaciónFresca

Producto

Pebbles

Trituradorde Pebbles

Agua

AlimentaciónFresca

Producto

Pebbles

SABC – A CircuitSABC – A Circuit

Hydrocyclons

Pebbles crusher

Water

Final product

Feed


AguaAgua

Ball mill

Water

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SABC – B CircuitSABC – B Circuit

Chancadorde Pebbles

Agua

AlimentaciónFresca

Producto

Pebbles

Chancadorde Pebbles

Agua

AlimentaciónFresca

Producto

Pebbles Hydrocyclons

Pebbles crusher

Water

Feed

Final product


AguaAgua

Ball mills

Water

State of Art in SemiautogenousMill Ciruit

State of Art in SemiautogenousMill Ciruit

Pre Crushing CircuitPre Crushing Circuit

AlimentaciónFresca

Producto

AlimentaciónFresca

Producto

Hydrocyclons

Pebbles Crushing

Pre Crushing

Pre Screen

Final product

Feed


AguaAgua

Ball mill

SAG mill

Screen

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Integrated OperationIntegrated Operation

AlimentaciónFresca

AlimentaciónFresca

Blast:• Blast mesh

Prymary crushing:• Minor CSS as possible


Agua

Producto

Agua

Producto

• Charge factor• Detonator blast

HydrocyclonesHydrocyclonesHydrocyclonesHydrocyclones

HydrocyclonHydrocyclon


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Rebalse

Tubería de rebalse

Cámara dealimentación

Buscador devórtice

Revestimientode goma

Alimentación

Sección cónica


Sección cónicasuperior


Sección cónicainferior



Apex

Anillo de ajuste

Descarga



Hydrocyclons ClusterHydrocyclons Cluster


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Hydrocyclon OperationHydrocyclon Operation

10

100

pasa

nte,

%


10 100 1000 10000 1000001

10

Granulometrías: Alimentación Descarga RebalseA

cum

ulad

o p

Tamaño de partícula, µm

Feed

UndersizeOversize

Size distribution

Flotation MachinesFlotation MachinesFlotation MachinesFlotation Machines

Bank CellsBank Cells


• The volume of flotation cells should bethe necessary one to complete the timeof flotation.

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Types of Flotation CellsTypes of Flotation Cells


Diffuser - Impeller SystemsDiffuser - Impeller Systems


Denver CellsDenver Cells


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Wemco CellsWemco Cells


Flotation Machines:Flotation Machines:Thank CellsThank Cells

Forced Air Cells or Self-Aspirated Cells Forced Air Cells or Self-Aspirated Cells


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Denver RCS CellsDenver RCS Cells


Wemco Smart CellsWemco Smart Cells


Dorr Oliver CellsDorr Oliver Cells


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XCellsXCells


Outotec CellsOutotec Cells


Tank Cells Mechanisms: OutotecTank Cells Mechanisms: Outotec


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Tank Cells Mechanisms: WemcoTank Cells Mechanisms: Wemco





54321

Discharge

Feed


4

Discharge

53

21Feed

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Flotation Machines:Flotation Machines:Column CellsColumn Cells

Column CellsColumn Cells

Wash water

ConcentrateFroth

Feed

Baffles


Air

Tails

Flotation CircuitsFlotation CircuitsFlotation CircuitsFlotation Circuits

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Chuquicamata’s Circuit FlotationChuquicamata’s Circuit Flotation

REMOLIENDAFLOTACIÓN PRIMARIA A-1

FLOTACIÓN PRIMARIA A-2

FLOTACIÓN PRIMARIA A-0

Luis Luis MagneMagne Mineral Mineral ProcessingProcessing: : EquipmentsEquipmentsPLANTA DE MOLY

PRIMERA LIMPIEZA

SEGUNDA LIMPIEZA

BARRIDO PRIMERALIMPIEZA

BARRIDO SEGUNDALIMPIEZA

TALABRE

ESPESADORESDE RELAVES

Andina’s Cu-Mo Circuit FlotationAndina’s Cu-Mo Circuit Flotation

FLOTACION ROUGHER( 4 LINEAS DE 08 CELDAS)

ESPESADOR DERELAVE (02)

DE MOLIENDASEMIAUTOGENA

DE MOLIENDACONVENCIONAL

DE MOLIENDAUNITARIA

A TRANQUEDE RELAVE


FLOTACION SCAVENGER( 2 LINEAS DE 16 CELDAS)

REMOLIENDA (02)FLOTACION COLUMNAR (04)

ESPESADOR DECONCENTRADO (01)

CONCENTRADO COLECTIVO Cu-MoA FLOTACION SELECTIVA

Andina’s Mo Circuit FlotationAndina’s Mo Circuit Flotation

Rougher

CONCENTRADO MIXTOCu : 30,0 % Mo : 0,5 %

CONCENTRADO DECOBRE A FILTRACION

NaHS :10

Rougher

ESPESADOR Nº2

Colas Rougher

Acondicionador220 M3

POZO TRABAJO

NaHS:

NaHS


CONCENTRADOMOLIBDENOMo : 50 % Cu : 4,0 %

1a Limpieza

2da.LIMP.

3ra.LIMP.

NaHSNaHS

HIGHT CAPDelkor

Espesador Nº2

EIMCO 11 pies

15 pies

Tk1

Tk3

Tk2

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Luis Luis MagneMagne Mi

Mineral Processing EquipmentMineral Processing Equipment

6.- Mineral Processing Equipment MCU 2011 Luis Magne

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Transcript of 6.- Mineral Processing Equipment MCU 2011 Luis Magne