Evaluation of Copper Flotation Plants in Turkey

Cansu MumcuoğluEmir ÇuhadarEmre KoyuncuErdem Özdemir

Simay Can Zeynep Üçerler

The minerals which consist Cu

THE SULFUR MINERALS:• Chalchocine(Cu2S)• Coveline(CuS)• Chalchopyrite(CuFeS2)• Bornite(Cu5FeS4)

The minerals which consist CuTHE OXIDE MINERALS:• Cuprite(Cu2O)• Tenorite(CuO)• Malachite(CuCO3.Cu(OH)2)• Azurite(2CuCO3.Cu(OH)2)• Chrysocolla(CuSiO3.2H2O)

Some exportation values

The Production of Copper in Turkey

The Deposits in Turkey

The Ratio of The Reserves of Copper in Turkey

ETI COPPER PLANT MURGUL

GENERAL INFORMATION• DISCOVERED IN 1935 BY MTA.• BEGAN BENEFICATION IN 1951 BY ETIBANK.• IN 1971 WAS TRANSFERRED ETI COPPER INC.• IT WAS PURCHASED BY CENGIZ HOLDING IN 2006. • 83500 TONS/YEAR COPPER CONCENTRATE.

ABOUT THE OREAKARŞEN • 2% Grade• Gold+Chalcopyrite+Pyrit

e+Silicate• Underground minning

ÇAKMAKKAYA• 4-5% Grade• Chalcopyrite+Pyrite+Silic

ate• Open-pit mining

AKARŞENGRINDING SECTION• 2 BALL MILLS• -0,38 MM

BENEFICATION SECTION• 6 TANK CELL• pH 11• One step benefication• 15% Cu Concentrate• Ditiophosphate is used

ÇAKMAKKAYA• 6 AUTOGENEOUS MILL.• 1 BALL MILL.• -0,74 MM • PULP DENSITY:1280

g/cm3

BENEFICATION SECTION• BULK FLOTATION• 12 Cells• -0,74 mm• pH 7,5-8,5• 6-8% Cu• KAX is used• Lime • Frother: AF76A (15g/ton)

• ROUGHER FLOTATION• 12 Cells• -0,44 mm• pH 11,5-12• 22% Cu• Sodium ditiophosphate is

used• Lime• Frother: AF76A (15g/ton)

ÇAKMAKKAYA FLOWCHART

• BULK FLOTATIONpH: 7,5Collector: KAXFrother: MIBC• ROUGHER FLOTATIONpH:12Collector: Sodium DitiophosphateFrother :MIBC

DEWATERING SECTION

• 4 TICKENER• HIGH PRESSURE POMP• HOPA PIPELINE

Siirt Madenköy

Siirt Madenköy• This plant is known as oldest copper mine in the world.• Production capacity is 1000 tons/day• Working 300 days in a year (8/8/8 hours)• has 23 million tons copper reserve (about 20 years)

About the plant :• Crushing,grinding , flotation and filtering sections .• for flotation, pH is 10.5 (in chalcopyrite stage pHis

11.5-11.8)• KAX, KEX and depressants are used in flotation

section.• 8 x 16m3 , 5 x 8m3 and 22 x 2.83m3 “selül” are used.

PLANT FLOWCHART

Eti Copper Plant KüreGeneral Information• In 1973 Eti Copper Plant begin to

processing later with privazitation this plant participate to Cengiz Holding.

• In this plant 1,000,000 t/y rom copper is processing and 90,000 ton copper concentrate is producing also 400,000 ton pyrite concantrate is processed.

• Feed grade is 1,71%• Concentrate grade is 17,99%• Tailing grade is 0,35%• Plant efficiency is 81,1%

Copper Flotation• Solid ratio: 30%• pH: 11,5 – 12• Total reagent consumption: 30-60

g/t• Frother reagent consumption: 5-

15 g/ton

Pyrite Flotation• Solid ratio: 30-35%• pH: 3-3,5• Total and frother reagent

consumption:X231: 10-20 g/tKAX: 20-40 g/tDowfroth: 10-40 g/t