JR

EMPRESA MINERA ISCAYCRUZ CIRCUITO DE MOLIENDA Muestreado el23/09/99 LEYENDA TMSPH %SOLIDOS DENSIDAD GPMpulpa GPMagua G.e K = 0.737

6

5

64.6

1

64.6 327.49

52.96% 252.64

1640 3.8

162.15 362.81

80.32% 174.93

2450

162.15 362.82

80.32% 174.93

2450

226.75 694.05

69.83% 431.30

2060

3.8

H20 51,94 GPM

64.6 126.80

84.56% 51.94

2653

2

4

H20 200,71 GPM 64.6 327.49

52.96% 252.64

ANALISIS GRANULOMERICOS PUNTO 1 Alimento Molino Barras MALLA PESO %PESO 1/2" 3829.40 20.66% 3/8" 2686.70 14.50% 4 4286.40 23.13% 6 1283.00 6.92% 8 998.80 5.39% 30 2663.20 14.37% 40 513.30 2.77% -40 2273.70 12.27% TOTAL 18534.5 100.00% R-R G-S F80 %-m200 cc mallas cc densid. cc J®

0.97 1 Y=-0,33+0,53X 14411

2.46 2.44 2.51

3 1640

MALLA 30 50 70 100 200 325 400 -400

7

PUNTO 3 Descarga M.Barras PESO %PESO MALLA 92.10 30.70% 49.35 16.45% 21.75 7.25% 17.55 5.85% 30.20 10.07% 20.75 6.92% 4.45 1.48% 63.85 21.28% 300 100.00% 1 1 Y=-1,51+0,56X 941 29.68 D50 (um)

49.78

R-R G-S F80 %-m200

PUNTO 4 Descarga Molino Barras PESO %PESO 70 51.90 17.30% 100 41.20 13.73% 150 54.20 18.07% 200 35.70 11.90% 270 25.70 8.57% 325 10.90 3.63% 400 6.40 2.13% -400 74.00 24.67% 300 100.00%

PUNTO 5 Gruesos del ciclon PESO %PESO 115.50 38.50% 43.60 14.53% 49.70 16.57% 27.50 9.17% 16.00 5.33% 6.10 2.03% 3.30 1.10% 38.30 12.77% 300.00 100.00%

1 0.99 Y=0,23+0,73X 196 39

0.99 0.98 Y=-0,41+0,94X 283 21.23

Radio reduccion M.Barras Radio reduccion M.Bolas Radio reduccion total

15.31 1.44 121.10

PUNTO 6 Finos del Ciclon PESO %PESO 24.70 8.23% 14.50 4.83% 26.80 8.93% 32.50 10.83% 36.00 12.00% 17.30 5.77% 10.50 3.50% 137.70 45.90% 300 100.00% 0.97 1 Y=-1,54+,84X 119 67.17

PUNTO 7 Alimento al ciclon PESO %PESO 90.90 30.30% 34.50 11.50% 42.60 14.20% 28.20 9.40% 21.80 7.27% 9.30 3.10% 5.30 1.77% 67.40 22.47% 300 100.00% 1 Y=0,27+0,68X 0.99 254 34.6

CALCULO DEL ESTADISTICO J® MALLA 70 100 150 200 270 325 400 -400

APERT. 212 150 106 75 53 45 38

TOTAL

Alim.(x) (%) 30.30 11.50 14.20 9.40 7.27 3.10 1.77 22.47 100.0

Finos(x) Gruesos(x) Alim.(x) (%) (%) A(+) 8.23 38.50 30.30 4.83 14.53 41.80 8.93 16.57 56.00 10.83 9.17 65.40 12.00 5.33 72.67 5.77 2.03 75.77 3.50 1.10 77.53 45.90 12.77 100.00 100.0

2.462

100.0

CALCULO DEL Jr Jr

Jr

Jr

Jr

Jr

0.1852 0.0337 0.0165 0.0387 0.0000 0.0001 0.0004 0.0106 0.2852

0.2468 0.2277 0.1293 0.0207 0.0438 0.0109 0.0027 1.2350 1.9170

0.0997 0.0484 0.0246 0.0362 0.0010 0.0000 0.0001 0.0517 0.2618

0.1190 0.0444 0.0224 0.0368 0.0006 0.0000 0.0002 0.0383 0.2617

0.1123 0.0457 0.0231 0.0366 0.0007 0.0000 0.0002 0.0425 0.2613

2.462

3.000

2.520

2.505

2.510

Jr(min)

2.51

Finos(x) Gruesos(x) CARGA A(+) A(+) CC 8.23 38.50 2.691 13.07 53.03 2.558 22.00 69.60 2.500 32.83 78.77 2.436 44.83 84.10 2.434 50.60 86.13 2.428 54.10 87.23 2.416 100.00 100.00 #DIV/0!

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