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Proposed Technology to ProcessIndonesian Iron Sand

Colloquium tekMIRA 2015

Clean Technology for Mineral and Coal Proceinga An !"ort to Increae Added #alue$

Tomi Purwono

Bandung, 3 4 November !"# 1

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Agenda

%&er&ie' PT (og)a Magaa Iron

Characteritic of iron and

*ene+ciation ,roce of iron and

Reduction ,roce of iron and -melting ,roce of iron and

Concluion

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.

%&er&ie' PT (og)a Magaa Iron

PT (og)a Magaa Iron eta/lihed in 200 'hich i )oint&enture com,any /et'een Indomine td 304 and PT(og)a Magaa Mining6

PT (og)a Magaa Iron 'a entered into the Contract of 7orkCo7 in 8o&em/er 200 that located along the coat/et'een the Progo and -erang ri&er6

PT (og)a Magaa Iron are focuing in the mining and,roceing of iron and to ,roduce ,ig iron 'ith theca,acity .90:000 ; .50:000 t,a of ,ig iron6

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Characteritic of iron and

Make ure for ra' material characteritic /efore ,rocedeign i decided6

Ra' material characteritic can /e o/tained from ene 1?

Am,hi/ole 5

Talc 5

Total 100

@R Analyi %,tical Mineralogical Analyi

Mineralogical Analyi of Iron -and

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B

ead Aay

'ssay (%)

*e Tot 'l+3 Si+ a+ $g+ Ti+ -+# P+# S+3

1.651 106?9 9069. 1161. 36.B 16?. 0610 06.B 060.

Phyical Analyi-isual Identi.cation Coure: o&erall light colored: dicrete mineral ,ecie: lo'

+ne

Bul/ density 16? tDm.

Chemical and Phyical Analyi Iron -and

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*ene+ciation Proce of Iron -and

o' to decide ,roce deign for concentrator ,lantE

16 7e ha&e a ra' material characteritic

26 7e ha&e a target requirement related quality and

quantity of ,roduct for ne>t ,roce.6 7e ha&e to conduct the tet 'ork

3

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16 Iron and hall /e ,roceed /y magnetic e,aration:grinding: and claifying6

26 Requirement of iron and concentrate for reduction ,roceare 54 =e and ca,acity B956000 t,a6

.6 (MI ha conducted the tet 'ork 'ith the follo'ing tet Fo'