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1st grade phosphate rock

 

 (Apatite ore): (Chemical components £ %) 

N0

Components %

1st grade

2nd grade

3rdgrade

Beneficiated

1

P2O5 (BPL)

32 ± 1

(71¸ 72%)

23 ± 1

(50 ¸ 57 %)

15 ± 1

32 ± 1

(71¸ 72 %)

2

SiO2

17

11

50

14,5

3

CaO

45

45

22

42

4

Fe2O3

3,5

3

4

3

5

Al2O3

6

2,5

8

3,5

6

MgO

3

8

3

1

7

H2O

14 ± 1

± 1

18 ± 1

16 ± 18

8

Size Fraction (mm)

¸ 250: 70%

25 ¸ 250: 70

¸ 250: 70%

< 0,1: 98%


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