MINAS-RIO: SAFETY AS A CORNERSTONE OF PERFORMANCE
MINAS-RIO PROCESS
-
A fully integrated operational infrastructure – from mine to ship
MINE
PLANT
PIPELINE
FILTRATION
IRON ORE TERMINAL
.
Life of mine is
estimated at 45 years
30 trucks (230 t)
Maximum productivity:
580 ton/h
•
2 Shovels (22 m³)
Productivity: 2100 ton/h
.
1 shovel (26 m³)
Productivity: 2500 ton/h
•
4 Front end loader:
(15 m³)
Productivity: 1350 ton/h
STRUCTURE
Open pit operation
*Available from 2016 onwards
One 230kV
transmission line
DRY PROCESS
STRUCTURES
•
Primary crushing
Secondary crushing
HPGR
Dry process capacity:
55 MTPY (Wet basis)
4300 tons/h (wet basis)
WET PROCESS
STRUCTURE
•
•
Primary grinding
Flotation
Regrinding
Concentrate
thickener
Tailings dam
Wet process capacity:
•
Primary grinding: 55
MTPY (wet basis)
•
Concentrate
thickener: 26,5 MTPY
(wet basis)
•
Concentrate
thickener productivity:
3240 tons/h (wet basis)
The longest slurry
pipeline in the world
(529 Km)
Crosses 33
municipalities in 2
states (States of
Minas Gerais and Rio
de Janeiro)
68% of solids in the
slurry
Approximately 4 days
for the slurry to travel
the pipeline at 6 km/h
avg)
STRUCTURES
3 surface stations:
2 pumps stations
1 valve station
Terminal station
Capacity:
•
26.5 MTPY (dry
basis)
3000 tons/h (dry
basis)
Filtration plant located
the Port
One 138kV
transmission line
STRUCTURES
•
Concentrate
Thickener
•
Clarifier water
•
revovery
-
Filtration (12 ceramic
filters)
Capacity:
26.5 MTPY (dry
basis)
•
3200 tons/h (dry
basis)
•
Dedicated iron ore
terminal (50:50 JV
with Prumo
Logistics)
STRUCTURES
·
Stockpile
•
Stockpile Loading
Ship size (cape size)
Capacity:
Stockpile: 1 Million
tons
•
Stockpile Loading:
6,000 t/h
Cape size Capacity
of 180.000 tons* (wet
basis)
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