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Svedala Systems

Sungun Copper Project,

Concentrator Plant

Performance Data Sheet Capacity

Calculation Sheet for Equipment

ASS44PF01OO00G150001

Rev B

PERFORMANCE DATA AND CAPACITY CALCULATION

Equipment Name: Press Filter

Equipment Tag No.: 44 PF 01 OO 00, 44 PF 02 OO 00

Equipment Supplier: Svedala Pumps & Process

Rev. Date Checked Issued for

0 2000-07-13 X Approval

1 2000-10-19 Review

A 2001-08-21 Certified

B 2003-02-10 Information

Revised air consumption data

Revised according to ET/SA-1956-F

Rev. Note

First issue

Revised according to ET/SA-0105-F

ASS44PF01OO00G150001_RevB.xls

Rev table Page 1 (2)

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Svedala Systems

Sungun Copper Project,

Concentrator Plant

Performance Data Sheet Capacity

Calculation Sheet for Equipment

ASS44PF01OO00G150001

Rev B

Equipment Name: Press FilterEquipment Tag No.: 44 PF 01 OO 00, 44 PF 02 OO 00

Equipment Supplier: Svedala Pumps & Process

1.Application

Concentrate Thickening

2. Feed characteristics

Top size mm 95 % passing µm 80 % passing µm % passing 45 µm % passing 15 µm Spec. surface cm²/g Solids s.g. Liquid s.g.

0,1 61 40 84 4,7 1

Temperature °C pH

3. Mass balance

Solids Liquid Pulp Solids Pulp dens.

t/h m³/h t/h m³/h t/h m³/h % w/w t/m³

Feed 30 6 13 13 43 19 70,0 2,22

Filtrate 0 0 10 10 10 10 0 1,00Cake 30 6 3 3 33 9 91,0 3,51

4. Process data 5. Equipment calculations

Dry cake dens. 2,9 kg/l Total cycle time min 13,0

Operating cycle: Required filter volume litre 2225

filtration 4 min Scale factor (1.1-1.2) 1,2

compress. 0,5 min Availability factor (0,9-0,95) 0,9

Number of chambers(incl.factors):

air blow 5 min VPA-10 40 119

serv.time 3,5 min VPA-15 40 44

Operating pressure: VPA-20 40 18

filtration 5,5 bar Slurry volume / cycle / filter, m³ 5,83

compress. 8 bar Solids / cycle / filter, ton 9,07

air blow 6,5 bar

Cake thickn. 40 mm

Air flow 0,5 Nm³/m²,min

Total air Nm³/ton

6. Selection of equipment

Filter: VPA 1540-46 Total volume (per filter): 3128 lit. Air blow area: 78 m²

Chamber:size 15 Chambers (per filter) 46

depth 40 mm

area 1,7 m²

volume 68 lit.

Required compressor capacity: 36,3 Nm³/min (per filter)(air flow at end of air blow)

 

B

A

ASS44PF01OO00G150001_RevB.xls

Press Filter Rev B Page 2 (2)

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