Molienda 08-02-05

 

Fecha :

DATA DEL MUESTREO DE MOLIENDA

8-Feb-05 

Fecha :

 

8-Feb-05 

1.-CONTROL TONELAJE DE MOLINO PRIMARIO PRIMARIO  MOLINO Lectura inicial Lectura final Horas muestreo Toneladas Húmedas Faja Factor de Balanza de faja % de humedad Toneladas secas de faja Ampera. molinos

8264 8719 2. 2.8 87 h 158.80 TMH 1.000 3.72 % 152.89 t/h 109.0

2.- BALANCE DE MATERIA DEL CIRCUITO CIRCUITO DE MOLIENDA YAULIYACU  PTO.

MINERAL

NOMBRE

TMSH

%PESO

Dens.

G.e.

1 2 3 4

Alimento de tolva de finos Descarga molino 1 Alimento ciclon Over flow

158.8 158.8 490.5 158.8

100.0 100.0 308.9 100.0

71.48

3.12

55.35

5 6

Under flow Descarga molino 2

331.7 331.7

208.9 208.9

83.07 76.27

1/2" 3/8" 1/4" m4 m6 m8 m12 m16 m20 m30 m35 m48 m65 m100 m150 m200 m270 m400 -400

CIRCUITO DE MOLIENDA # 1 3 4 (O/F)

Micron 12700 9500 6300 4750 3350 2360 1410 1000 850 600 425 300 210 150

1 454.61 434.95 331.89 157.26 177.53 76.99 231.12 48.39 75.35 72.27 57.48 65.31 56.08 52.10

2

0.00 31.62 124.50 40.39 69.58 66.82 50.42 54.62 43.05 37.94

0.00 36.10 143.00 49.75 95.92 110.05 102.56 135.47 131.71 128.61

105 74 53 37

43.16 36.24 38.32 27.84 202.10 2639.0

30.34 24.77 20.72 19.54 136.01 750.32

100.93 74.36 63.79 47.45 281.37 1501.07

TPH

CAUDAL(lt/seg) Sólido

Agua

Pulpa

CAUDAL (GPM) Agua PULPA

3.01

1 64. 9 2 06. 7 6 86. 3 2 86. 9

6. 14 47. 89 195. 75 128. 12

16.92 15.18 97.67 14.67

1.70 13.30 54.37 35.59

18. 63 28. 48 43. 29 50. 26

27. 0 210. 9 862. 0 564. 2

295.2 451.4 686.3 796.7

2.90 3.12

2.192 2.076

3 99. 4 4 35. 0

67. 63 103. 23

31.83 29.51

18.79 28.68

50. 61 58. 19

297. 8 454. 6

802.3 922.4

2.61 2.91

5(U/F)

TPH

2.460 2.016 1.943 1.586

96.28 76.83

3.- GRANULOMÉTRIAS( PESOS )  Malla

AGUA

PULPA

%Sólid.

6

0.00 0.00 5.84 19.28 38.57 70.12 74.09 74.81

0.00 17.54 89.30 34.45 66.26 75.07 64.35 78.71 74.22 70.75

0.00 4.48 18.50 9.36 26.34 43.23 52.14 80.85 88.66 90.67

65.01 55.79 55.21 42.92 249.21 750.85

49.99 30.23 22.38 12.99 64.62 750.86

70.59 49.59 43.07 27.91 145.36 750.75

 

1/30/2005

Datos del Molino de Barras Norberg 13x20.8: Hora de muetreo

rpm

Alimento (Ton/hora)

Potencia real HP

Voltaje

Factor de potencia

Amperaje del motor

%Nivel de llenado barras

Potencia aparente

Potencia calculada

Wi

9am 10am 11am

13.0762 13.0762 13.0762

158.80 158.80 158.80

787.5 787.5 787.5

4178.5 4178.5 4178.5

0.975 0.975 0.975

104 104 104

43.81 43.81 43.81

720 720 720

733.8698 733.8698 733.8698

26.41 26.41 26.41

Fracciones de particulas fi(xp)

Fracciones Acumuladas Retenidas G(Tmin)

Fracciones Acumuladas Pasantes F(Tmin)

Funcion Densidad fi/(Tmax-Tmin) f(xp)

Peso (gr) Wi

Fracciones de particulas fi(xp)

Fracciones Acumuladas Retenidas G(Tmin)

Fracciones Acumuladas Pasantes F(Tmin)

Funcion Densidad fi/(Tmax-Tmin) f(xp)

0.00 17.23 33.71 46.28 52.24 58.97 61.89 70.65 72.48 75.34 78.07 80.25 82.73 84.85 86.83 88.46 89.83 91.29 92.34 100.00

100.00 82.77 66.29 53.72 47.76 41.03 38.11 29.35 27.52 24.66 21.93 19.75 17.27 15.15 13.17 11.54 10.17 8.71 7.66 0.00

0.000000 0.002713 0.005191 0.003961 0.003845 0.004785 0.002935 0.012459 0.003689 0.008135 0.010998 0.012376 0.019958 0.024148 0.031843 0.037170 0.044298 0.066003 0.070330 0.201532

31.62 124.50 40.39 69.58 66.82 50.42 54.62 43.05 37.94 30.34 24.77 20.72 19.54 136.01 750.32

4.21 16.59 5.38 9.27 8.91 6.72 7.28 5.74 5.06 4.04 3.30 2.76 2.60 18.13 100.0000

4.21 20.81 26.19 35.46 44.37 51.09 58.37 64.11 69.16 73.21 76.51 79.27 81.87 100.00

95.79 79.19 73.81 64.54 55.63 48.91 41.63 35.89 30.84 26.79 23.49 20.73 18.13 0.00

0.0042393 0.0236057 0.0108311 0.0264199 0.0357652 0.0381807 0.0587061 0.0651995 0.0815566 0.0919002 0.1064922 0.1255222 0.1736148 0.4770245

Diametro: Longitud: Valocidad critica:

13 pies 20 20.8 .8 pies pies 21 21.2 .25 5 rpm

%Velocidad critica:

61.5%

%llenado Barras:

41.59%

Malla

Tamaño maximo Tmax (um)

Tamaño minimo Tmin (um)

+3/4 -3/4+1/2 -1/2+3/8 -3/8+1/4 -1/4+m4 -m4+m6 -m6+m8 -m8+m12 -m12+m16 -m16+m20 -m20+m30 -m30+m35 -m35+m50 -m50+m70 -m70+m100 m100+m14 m140+m20 m200+m27 m270+m40 -m400

26941 19050 12700 9525 6350 4800 3394 2400 1697 1200 849 600 424 300 212 150 106 75 53 38

19050 12700 9525 6350 4800 3394 2400 1697 1200 849 600 424 300 212 150 106 75 53 38 0

Tamaño Promedio (xp) (um)

22995 15875 11113 7938 5575 4097 2897 2048 1449 1025 725 512 362 256 181 128 91 64 46 19 Total:

Alimento Peso (gr) Wi

0.00 0.00 17.23 454.61 434.95 16.48 331.89 12.58 5.96 157.26 6.73 177.53 76.99 2.92 231.12 8.76 48.39 1.83 75.35 2.86 72.27 2.74 57.48 2.18 65.31 2.47 56.08 2.13 52.10 1.97 1.64 43.16 1.37 36.24 1.45 38.32 27.84 1.05 7.66 202.10 2638.99 100.0000

Descarga

Trabajo de reduccion : Work Work Ind ndex ex de dell miner ineral al,, kW kWh/ h/tt Ta Tama maño ño de alim aliment ento, o, F8 F80, 0, mi mic c

26 26.4 .41 1 15 15399 399

En Ener ergi gia a es espe pec ciic iica, kWh Potenc Potencia ia neta neta re uerid uerid

4. 4.62 62 734

Tamaño Tam product o, P80, mi mic c C argaño a, tode n/hprod r ucto,

1531.0 1531 1 58.8.0 0

Num Number Mills N et kber W /of MMi ill lls for the

1 734

Parametros de diseño de molino molino y condiciones condiciones de o eración

Power, kW 1500 Di Diam amet etro ro Longi Longitu tud d loci locidad dad c cri ritt Llean Lleando do d % Llenado lenado Pul Angulo -644 ft ft Molienda Carga Barras Intersticial clinacion, ( 221 13.00 20.80 62.00 0.42 41.00 85.00 25.00 1078 L/D rpm 8.6

Bolas Overfilling P Pu ulpa Net Total %Perdidas

1.60 % Solidosen el molino Densidad mineral, ton/m Densidad de pulpa, ton/  Densidad de bolas, ton/ 

13.08

1179

76.83 2.91 2.02 7.75

Mill Charge Weight, tons

Volumen de Carga

m3 0.33

Gross Total Densidad

Carga de

Pulpa

Aparente

Bolas 149.34

Intersticial above Ba Balls 22.01 -64.09

ton/m3 329.245

Power Oversize, %

47

 

1/30/2005

Datos del Molino de Bo Hora de muetreo 9am

rpm 16.0365

Alimento (Ton/hora) 160

Potencia real HP 886.5

Voltaje

Factor de potencia 0.975

10am 11am

16.0365 16.0365

Diametro: Longitud: Valocidad critica: %Velocidad critica:

Malla

164 159.5

886.5 886.5

0.975 0.975

12 13 22.12 72.5%

%llenado Bolas: Tamaño Tamaño maximo minimo Tmax Tmin (um) (um)

+3/4 -3/4+1/2 -1/2+3/8 -3/8+1/4 -1/4+m4 -m4+m6 -m6+m8 -m8+m12 -m12+m16 -m16+m20 -m20+m30 -m30+m35

19050 12700 9525 6350 4800 3394 2400 1697 1200 849 600

19050 12700 9525 6350 4800 3394 2400 1697 1200 849 600 424

-m35+m50 -m50+m70 -m70+m100 -m100+m140 -m140+m200 -m200+m270 -m270+m400 -m400

424 300 212 150 106 75 53 38

300 212 150 106 75 53 38 0

40.00% Tamaño Promedio (xp) (um) 19050 15875 11113 7938 5575 4097 2897 2048 1449 1025 725 512 362 256 181 128 91 64 46 19 Total:

Trabajo de reduccion : Work Wo rk Inde Index x de dell mine minera ral, l, kWh/t kWh/ton on (m (met etri ric) c) Tamaño de alimento, F80, microns

Peso (gr) Wi

Fracciones de particulas fi(xp)

Alimento Fracciones Acumuladas Retenidas G(Tmin)

17.54 89.30 34.45 66.26 75.07 64.35

0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 2.3360 11.8930 4.5881 8.8245 9.9979 8.5702

0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 2.3360 14.2290 18.8171 27.6416 37.6395 46.2097

78.71 74.22 70.75 49.99 30.23 22.38 12.99 64.62 750.86

10.4826 9.8847 9.4225 6.6577 4.0261 2.9806 1.7300 8.6061 100.0000

56.6923 66.5770 75.9995 82.6572 86.6833 89.6639 91.3939 100.0000

25 25.8 .89 9 1083

Sp Spec ecif ific ic Ener Ener Net Power Re

Tamaño de producto, P80, microns Carga, ton/hr

510.9 331.73

Number of Mil Net kW / Mill

Parametros de diseño de molino y condiciones de operación Diametro ft

Longitud ft

elocidad critic Molienda

Lleando de Carga

% Llenado Bolas

Llenado Pulp Intersticial

 

12.00

13.00 L/D 1.08

% Solidosen el molino Densidad mineral, ton/m3 Densidad de pulpa, ton/m Densidad de bolas, ton/m

72.00 rpm 16.04

40.00

37.00

Volumen de Carga m3 16.69

76.27 3.12 2.07 7.75

100.00

Mill Carga de Bolas 71.77

Power Oversize, %

Diametro ft

Longitud ft

elocidad critic Molienda

Lleando de Carga

% Llenado Bolas

Llenado Pulp Intersticial

 

as Marcy 12x13: Amperaje del %Nivel de motor llenado barras 127 43.81 127 43.81 127 43.81

Funcion Fracciones Densidad Acumuladas fi/(Tmax-Tmin) Pasantes f(xp) F(Tmin) 100.0000 100.0000 100.0000 100.0000 100.0000 100.0000 97.6 .66 640 85.7 .77 710 81.1 .18 829 72.3 .35 584 62.3 .36 605 53.7 .79 903

0.000000000 0.000000000 0.000000000 0.000000000 0.000000000 0.000000000 0.0 .00 023499 49900 0.0 .01 169194 19454 0.0 .00 092315 31534 0.0 .02 251411 41162 0.0 .04 401520 52085 0.0 .04 486941 94164

Potencia aparente 871 944 877

Peso (gr) Wi

4.48 18.50 9.36 26.34 43.23 52.14

Wi

Wi

1189.77165 1189.77165 1189.77165

25.9 25.9 25.9

Fracciones de particulas fi(xp) 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.5967 2.4642 1.2468 3.5085 5.7582 6.9451

Descarga Funcion Fracciones Fracciones Densidad Acumuladas Acumuladas fi/(Tmax-Tmin) Pasantes Retenidas f(xp) F(Tmin) G(Tmin) 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.5967 3.0609 4.3077 7.8162 13.5744 20.5195

100.0000 100.0000 100.0000 100.0000 100.0000 100.0000 99.4033 96.9391 95.6923 92.1838 86.4256 79.4805

0.000000000 0.000000000 0.000000000 0.000000000 0.000000000 0.000000000 0.000600291 0.003505664 0.002508558 0.009995702 0.023125469 0.039460539

43.3 .30 077 33.4 .42 230 24.0 .00 005 17.3 .34 428 13.3 .31 167 10.3 .33 361

0.0 .08 845374 37472 0.1 .11 123257 25745 0.1 .15 519762 76272 0.1 .15 513113 11345 0.1 .12 298725 72585 0.1 .13 354810 81012

80.85 88.66 90.67 70.59 49.59 43.07

10.7692 11.8095 12.0773 9.4026 6.6054 5.7369

31.2887 43.0982 55.1755 64.5781 71.1835 76.9204

68.7113 56.9018 44.8245 35.4219 28.8165 23.0796

0.086848635 0.134199134 0.194794453 0.213695396 0.213077245 0.260769533

8.6061 0.0000

0.115334417 0.226477148

27.91 145.36 750.75

3.7176 19.3620 100.0000

80.6380 100.0000

19.3620 0.0000

0.247841048 0.509525562

y, kW h/ton quirement, k

3.59 1190

ls for the Task

1 1190

Angulo Inclinacion, (°)

Power, kW 629 Bolas 23 Overfilling 112 Pulpa

 

35.00

harge Weight, tons

765 10.0 849

Net Total %Perdidas Gross Total Densidad

Intersticial 12.81

Pulpa above Balls 2.60

(36)

Angulo Inclinacion, Inclinaci on, (°) (°)

Aparente ton/m3 5.224

 

Calculo d

 Función de Distribución de Gates-Gaudin- Schuhmann Log(x)

logF(x) Alimento

logF(x) Descarga

4.10 3.98 3.80 3.68 3.53 3.38 3.23 3.08 2.93 2.78 2.63 2.48 2.33 2.18 2.03 1.88 1.72 1.58 #NUM!

2.00 2.00 2.00 2.00 2.00 1.99 1.93 1.91 1.86 1.79 1.73 1.64 1.52 1.38 1.24 1.12 1.01 0.93 #NUM!

0.00 0.00 0.00 0.00 0.00 0.00 1.99 1.98 1.96 1.94 1.90 1.84 1.76 1.65 1.55 1.46 1.36 1.29 #NUM!

Ecuaciones de la distribusion G-G-S  

  X   F ( x )  100     X   o

100   Log( F( x))   Log( x)    Log(  x ) o

 

  f ( x)  F '( x) *

  

     1

 2



100

  o

 x

* x 1

* xo

  * xo 2 (

 2) * (   1)

Distribusion G-G-S Alimento

2

y = 0.4397x + R2 = 0.8761

2.50

a: Xo:

2.00

F(x)= F80

   )    ) 1.50   x    (    F    (   g   o 1.00    L

0.50

y = 0.4397x + 0.4174 R² = 0.8761

 

0.00 0.00

1.00

2.00

3.00

4.00

5.00

Log(Xmin)

Distribusion G-G-S Descarga

y = 0.4547x + R2 = 0.9415

2.50

a: 2.00

P(x)= P80

   )    ) 1.50   x    (    F    (   g   o 1.00    L

y = 0.4547x + 0.6302 R² = 0.9415

0.50 0.00 0.00

0.50

1.00

1.50

2.00

Log(X(min))

2.50

3.00

3.50

Xo:

 

l P¨80 y F80 Molino 12x13 Marcy

 

 Función de Distribuci6n de Rosin-Rammler

0.4174

Log(x)

logF(x) Alimento

logF(x) Descarga

4.10

0.0000

0.0000

3.98 3.80 3.68 3.53 3.38 3.23 3.08 2.93 2.78 2.63 2.48 2.33 2.18 2.03 1.88 1.72 1.58 #NUM!

#DIV/0! #DIV/0! #DIV/0! #DIV/0! 0.57 0.29 0.22 0.11 -0.01 -0.11 -0.25 -0.39 -0.56 -0.72 -0.84 -0.96 -1.05 -15.65

0.00 0.00 0.00 0.00 0.71 0.54 0.50 0.41 0.30 0.20 0.07 -0.07 -0.23 -0.36 -0.47 -0.58 -0.67 -15.65

Distribusion R-R Alimento

Ecuaciones Ecu aciones de la distribu distribusion    F

( x)

100(1

100 G ( x)



exp[

(

 x

 xr 

)a ]

exp[(  x ) a ] xr 

100   Log( L[n ])  aLog( x ) a G ( x)

  f ( x)  F '( x) 

a  xr

(

x

)

xr 

a 1 ) a a2  2   xr [( )  2 a

    xr (

y = 0.8817x R2 = 0.9938

0.80

0.4397 11.24 80.000 2392.6

0.60 0.40

   )    ) 0.20   x    (    G    / 0.00    0    0 0.00    1    (   n -0.20 -0.40    L    (   g -0.60   o    L

1.00

2.00

3.00

4.00

a: Xr: F(x): F80

y = 0.8817x - 2.4689 R² = 0.9938

-0.80 -1.00

 

. -1.20

Log(Xmin)

Distribusion R-R Descarga

0.6302

y = 0.7808x R2 = 0.994

1.00

0.45 4.11 80.00 630.10

0.80    )    )   x    (    G    /    0    0    1    (   n    L    (   g   o    L

a: Xr: F(x): P80

0.60 0.40 0.20 0.00 0.00 -0.20 -0.40 -0.60

1.00

2.00

3.00

4.00

y = 0.7808x - 1.908 R² = 0.994

-0.80

Log(xmin)

 

-R

  Log Log( xr  )

a 1

* ex exp[ (

a 1 ( a )]

.4689

0.88 631.19 80.00 1082.8

 

 x  xr 

)a]

1.908

0.78 277.75 80.00 510.91

 

Ciclon N° 3 Datos tecnicos del ciclon:

Dc:

Apex: Vortex: Di: Altura: Densidad punpa Alimento: Densidad over: Densidad Under: PSI: Q (pie3/min)

20.00 3.50 5.56 2.00 80.00 1.94 1.59 2.19 4.36

Malla

Tamaño maximo Tmax (um)

Tamaño minimo Tmin (um)

Tamaño Promedio (xp) (um)

-m4+m6 -m6+m8

4800 3394

3394 2400

4097 2897

-m8+m12 -m12+m16 -m16+m20 -m20+m30 -m30+m35 -m35+m50 -m50+m70 m70+m10 m100+m14 m140+m20 m200+m27 m270+m40 -m400

2400 1697 1200 849 600 424 300 212 150 106 75 53 38

1697 1200 849 600 424 300 212 150 106 75 53 38 0

2048 1449 1025 725 512 362 256 181 128 91 64 46 19 Total:

Relación de Pesos de Sólidos:  

D50c:

164.828 micrones

686.27 56.32 GPM

G(%vol. Sol.)

U/r=

pulg pulg pulg pulg pulg gr/l gr/l gr/l psi

2.09

Almento Fracciones de particulas f i(x ) 0.00 0.00% 36.10 2.40%

Peso (gr) Wi

143.00 49.75 95.92 110.05 102.56 135.47 131.71 128.61 100.93 74.36 63.79 47.45 281.37 1501.07

9.53% 3.31% 6.39% 7.33% 6.83% 9.02% 8.77% 8.57% 6.72% 4.95% 4.25% 3.16% 18.74% 100.00%

Rebose Fracciones Fracciones Fracciones de Acumuladas Acumuladas Peso (gr) particulas Pasantes Wi Retenidas f i(x ) F(Tmin) G(Tmin) 0.00 0.0000 1.0000 0.00 0.00% 9.21 0.0240 0.9760 0.00 0.00%

TMH

42.07 15.59 30.81 36.78 35.48 47.68 46.51 45.26 34.81 24.85 21.31 15.06 85.10 490.52

0.1193 0.1525 0.2164 0.2897 0.3580 0.4482 0.5360 0.6217 0.6889 0.7384 0.7809 0.8126 1.0000

Porcentaje de Sólidos:

SF =

0.8807 0.8475 0.7836 0.7103 0.6420 0.5518 0.4640 0.3783 0.3111 0.2616 0.2191 0.1874 0.0000

0.00 0.00 5.84 19.28 38.57 70.12 74.09 74.81 65.01 55.79 55.21 42.92 249.21 750.85

0.00% 0.00% 0.78% 2.57% 5.14% 9.34% 9.87% 9.96% 8.66% 7.43% 7.35% 5.72% 33.19% 100.00%

Descarga Fracciones Fracciones Fracciones de Acumuladas Acumuladas Peso (gr) particulas Wi Pasantes Retenidas f i(x ) F(Tmin) G(Tmin) 0.00 0.0000 1.0000 0.00 0.00% 0.27 0.0000 1.0000 17.54 2.34%

TMH

0.49 0.07 1.29 3.99 7.95 14.47 15.31 15.48 13.56 11.74 11.63 9.12 53.42 158.80

0.0000 0.0000 0.0078 0.0335 0.0848 0.1782 0.2769 0.3765 0.4631 0.5374 0.6109 0.6681 1.0000

1.0000 1.0000 0.9922 0.9665 0.9152 0.8218 0.7231 0.6235 0.5369 0.4626 0.3891 0.3319 0.0000

89.30 34.45 66.26 75.07 64.35 78.71 74.22 70.75 49.99 30.23 22.38 12.99 64.62 750.86

11.89% 4.59% 8.82% 10.00% 8.57% 10.48% 9.88% 9.42% 6.66% 4.03% 2.98% 1.73% 8.61% 100.00%

Fracciones Fracciones Acumuladas Acumuladas Pasantes Retenidas F(Tmin) G(Tmin) 0.00 0.0000 1.0000 8.93 0.0234 0.9766

TMH

41.58 15.52 29.52 32.79 27.53 33.21 31.20 29.78 21.25 13.11 9.68 5.94 31.68 331.73

By pass calculado : 71.4 .48 8 %

Agua en el Underflow = U/S U ( 100 - SU ) =

67.63

0.1423 0.1882 0.2764 0.3764 0.4621 0.5669 0.6658 0.7600 0.8266 0.8668 0.8966 0.9139 1.0000

0.8577 0.8118 0.7236 0.6236 0.5379 0.4331 0.3342 0.2400 0.1734 0.1332 0.1034 0.0861 0.0000

Carga circulante #DIV/0! -34.87 4.03 2.60 2.31 1.79 0.98 -0.22 -0.98 -1.63 29.23 2.67 2.45 1.79 1.42 2.09

O/F=

 

0.32

SO =

55.3 .35 5 %

U/F=

 

0.68

SU =

83.07 %

Tamaño de Corte gráfico :   d50:

68 micron

Tamaño de Corte calculado :  

d50:

152.7 micron

Agua en el overflow = O/S O ( 100 - SO )

=

128.1

Agua en alimento a Ciclon By pass Calculado

Porcentajes Passing del d50 : FO(d50):

50.00

Eficiencia de Clasificación : 53.95% n1:

FF(d50):

30.00

n2:

82.12%

FU(d50):

15.00

n:

44.31%

=

195.7

34.5 %

=

Obtención de la Ecuación de la curva de partición reducida  Malla

Abert.

ASTM m8 m12 m16 m20

promed.

ALIMENTO( TPH ) BY-PASS

CLASIF.

Ecorreg

DESCARGA( TPH )

T O T AL

BY-PASS

CLASIF.

(%)

T O T AL

+35m +45m +70m +100m +140m

2897 2048 1449 1025 725 512 362 256 181

3.18 14.53 5.39 10.64 12.71 12.26 16.47 16.07 15.64

                 

6.0 27.5 10.2 20.2 24.1 23.2 31.2 30.4 29.6

9.21 42.07 15.59 30.81 36.78 35.48 47.68 46.51 45.26

3.09 14.37 5.36 10.20 11.33 9.51 11.47 10.78 10.29

5.8 27.2 10.2 19.3 21.5 18.0 21.7 20.4 19.5

8.93 41.58 15.52 29.52 32.79 27.53 33.21 31.20 29.78

95.8 89.1 77.6 69.7 67.1 65.8

+140m +200m +270m +400m -400m

128 91 64 46 19

12.03 8.58 7.36 5.20 29.40

  22.8   16.3   13.9   9.9   55.7   321.1

34.81 24.85 21.31 15.06 85.10

7.34 4.53 3.34 2.05 10.94

13.9 8.6 6.3 3.9 20.7 217.1

21.25 13.11 9.68 5.94 31.68

61.1 52.7 45.4 39.4 37.2

R 1/(1-Ec) 33.9 86.2 224.0 23.9 9.2 4.5 3.29 3.04 2.92

3.46 3.31 3.16 3.01 2.86 2.71 2.56 2.41 2.26

97.1 98.8 99.6

2.11 1.96 1.81 1.66 1.28 34.5

67.6

2 2 m = N x SUMA(X.Y) - SUMA(X SUMA(X)) x SUMA(Y) / N x SUMA(X) - (SUMA(X))  

X log d

2.57 2.12 1.83 1.65 1.59 401

2

2

X.Y

X

0.55 0.65 0.73 0.50 0.35 0.17 0.08 0.05 0.03

1.89 2.15 2.32 1.51 0.99 0.47 0.20 0.11 0.07

11.99 10.97 9.99 9.06 8.18 7.34 6.55 5.80 5.10

0.299 0.421 0.538 0.251 0.120 0.031 0.006 0.002 0.001

-0.03 -0.13 -0.22 -0.30 -0.33 2.10

-0.05 -0.24 -0.39 -0.50 -0.42 8.10

4.44 3.83 3.26 2.75 1.64 90.9

0.001 0.016 0.047 0.090 0.110 1.93

Y

Y

Ereduc. (%)

log.ln(R)

E corregido  EO c  Euc 

95.7 92.8 89.0

97.1 98.8 99.6

2.95 1.16 0.45

84.2 78.7 72.5 66.1 59.5 53.1

95.8 89.1 77.6 69.7 67.1 65.8

4.19 10.85 22.41 30.35 32.91 34.21

46.9 41.1 35.8 31.0 21.1

61.1 52.7 45.4 39.4 37.2

38.95 47.26 54.58 60.56 62.77

0.51

 

a = SUMA(X)2 x SUMA(Y) - SUMA(X) x SUMA(XY) / N x SUMA(X) 2 - (SUMA(   -1.12 2 2 2 r = N x SUMA(XY) - SUMA(X) x SUMA(Y) / RAIZ( RAIZ( [N x SUMA(X) - (SUMA(X)) ] x [N x SUMA(Y) - (SU

=

0.96

Tambien: m

log[ 0.6931 / (d50) ] = a

d50 =

152.712 micrones 0.51

m

E(x) = 100 - 100 ex exp[ p[ -0.6931(x -0.6931(x/d50) /d50) ]

Ecuacion General :

Ecuación de circuito #1:

De las curvas G.G.S. Se deduce lo siguiente : F80 Alim. Fresco: 15399.489 micron P80 desc.mol prim. : 1530.97 micron

F80 feed ciclón: P80 over ciclón :

1082.837 155

F80 underciclón 1082.837 =

micron micron

Curvas GGS - Ciclón 1 100

75

Feed

50

Over Under 25

0 10

100

Eficiencia de Clasificaci Clasificación ón 100.0

152.7 )

E(x) = 10 100 - 100 exp[-0.6931( x /  

1000

420 micron

80.0

60.0    )     %    (

40.0

20.0

0.0 10

100 Malla promedio( micrones)

1000

 

Balance de Molienda Yauliyacu 4

158.7966

55.3

3.01

1.59

286.92

35.59

564.16

796.71

5

33 331. 1.72 7271 71

83.1 83 .1

2 .9 0

2 .1 9

399.36

1 8.7 8.79 9

2 97 97 .7 .7 9

8 02 02 .3 .3 3

AguaGPM

3

490. 0.52 5237 37 49

71.5 71 .5

3.12

1 .9 4

686.27

5 4. 4. 37 37

86 1. 1. 95 95

69 0. 0. 93 93

156.8

6

33 331. 1.72 7271 71

76.3 76 .3

3 .1 2

2 .0 8

434.96

2 8. 8. 68 68

45 4. 4. 56 56

92 2. 2. 4

Agua 19 PUNTO

TMSPH TMSP H

% Solid Solid

G ..ee .

Dp p(( g/ g/ l) l)

TP PH Hp pu ulpa

Ag Agua ua l/s

Agu AguaGP aGPM M

GPM GPMpul pulpa pa

Analisis Granuloquimico del circuito de molienda 2

Descarga Molino13x20.8 peso Zn Pb Cu Ag FE CONTENIDO METALICO DIST Cabeza : 2.00 1.16 0.19 3.25 3.34 Zn Pb Cu Ag FE Zn Pb

Malla m12 m16 m20 m30 m35 m50 m70 m100 m140 m200 m270 m400 -400

Ac(-)) Ac(+ Ac(+)) (%) Ac(20.81

79.2

20.8

1.09

0.30

0.08

0.95

3.89

22.7

6.3

1.7 19.68

81.0

11.3%

5.4%

5.38

73.8

26.2

1.70

0.47

0.14

1.77

4.33

9.1

2.5

0.8 9.548

23.3

4.6%

2.2%

9.27

64.5

35.5

2.00

0.58

0.15

2.48

5.00

18.6

5.4

1.4 23.03

46.4

9.3%

4.7%

8.91

55.6

44.4

2.44

0.76

0.18

2.60

5.77

21.7

6.8

1.6 23.17

51.3

10.9%

5.8%

6.72

48.9

51.1

2.87

0.93

0.19

3.07

6.53

19.3

6.3

1.3 20.66

43.9

9.7%

5.4%

7.28

41.6

58.4

3.33

1.13

0.23

3.67

7.56

24.3

8.2

1.7 26.69

55.0

12.2%

7.1%

5.74

35.9

64.1

3.78

1.44

0.26

4.02

7.88

21.7

8.3

1.5 23.07

45.2

10.9%

7.1%

5.06

30.8

69.2

4.08

1.73

0.32

4.97

8.93

20.6

8.8

1.6 25.11

45.2

10.3%

7.5%

4.04

26.8

73.2

4.50

2.02

0.36

5.79

8.66

18.2

8.2

1.4 23.43

35.0

9.1%

7.0%

3.30

23.5

76.5

5.11

2.41

0.43

6.86

8.52

16.9

8.0

1.4 22.64

28.1

8.4%

6.9%

2.76

20.7

79.3

4.76

2.89

0.44

7.92

6.74

13.1

8.0

1.2 21.88

18.6

6.6%

6.9%

2.60

18.1

81.9

4.42

3.12

0.45

8.40

5.64

11.5

8.1

1.2 21.86

14.7

5.8%

7.0%

0.0 100.0

4.05

3.24

0.48

8.87

5.06

73.3

58.7

8.7 160.8

91.7

36.7%

50.5%

18.13

 

Cabeza Calculada:

3

Alimento ciclon peso Zn Cabeza : 2.44 Malla (%) Ac Ac((-)) Ac Ac(+ (+)) m12 11.93 88.1 11.9 1.04 m16 3.31 84.8 15.2 1.59 m20 6.39 78.4 21.6 1.75 m30 7.33 71.0 29.0 2.14 m35 6.83 64.2 35.8 2.53 9.02 m50 8.77 m70 m100 8.57 m140 6.72 4.95 m200 m270 4.25 m400 3.16 18.74 -400 Cabeza Calculada:

4

2.00

Over Flow Cabeza : Malla m20 m30 m35 m50

1.16

0.19

3.25

3.34

Pb

Cu Ag

0.30

0.08

1.02

4.01

12.5

3.6

1.0 12.14

47.9

5.1%

2.0%

0.45

0.14

1.74

4.48

5.3

1.5

0.4 5.781

14.9

2.2%

0.8%

0.55

0.15

2.28

5.22

11.2

3.5

1.0 14.55

33.4

4.6%

1.9%

0.71

0.16

2.44

6.12

15.7

5.2

1.2 17.89

44.9

6.4%

2.9%

0.91

0.17

2.86

6.87

17.3

6.2

1.2 19.54

47.0

7.1%

3.4%

200 116.2

18.7 325.4

334 100. 100.0% 0% 100. 100.0% 0%

DIST FE CONTENIDO METALICO 1.84 0.22 4.35 6.49 Zn Pb Cu Ag FE Zn Pb

55.2

44.8

3.12

1.13

0.22

3.68

8.80

28.2

10.2

2.0 33.22

79.4

11.5%

5.5%

46.4

53.6

3.54

1.37

0.25

3.95

11.60

31.1

12.0

2.2 34.70 101.8

12.7%

6.6%

37.8

62.2

3.78

2.14

0.29

5.61

14.29

32.4

18.3

2.5 48.09 122.4

13.3%

10.0%

31.1

68.9

3.92

2.97

0.33

6.58

13.07

26.4

20.0

2.2 44.26

87.8

10.8%

10.9%

26.2

73.8

4.19

3.34

0.36

7.29

10.74

20.7

16.6

1.8 36.09

53.2

8.5%

9.0%

21.9

78.1

4.18

3.57

0.37

8.03

8.81

17.8

15.2

1.6

34.1

37.4

7.3%

8.3%

18.7

81.3

3.99

3.35

0.39

7.94

7.05

12.6

10.6

1.2 25.09

22.3

5.2%

5.8%

0.0 100.0

4.00

4.30

0.45

9.58

7.70

74.9

80.7

8.4 179.6 144.4

30.7%

44.0%

2.44

1.84

0.22

4.35

6.49

244 183.5

Zn

Pb

Cu Ag

peso

21.9 435.1

649 100. 100.0% 0% 100. 100.0% 0%

FE CONTENIDO METALICO DIST 3.06 2.51 0.31 5.94 6.14 Zn Pb Cu Ag FE Zn Pb

(%) Ac Ac((-)) Ac Ac(+ (+)) 0.78

99.2

0.8

0.55

0.25

0.06

0.59

2.48

0.4

0.2

0.0

0.46

1.9

0.1%

0.1%

2.57

96.7

3.3

0.81

0.40

0.07

1.18

2.46

2.1

1.0

0.2 3.036

6.3

0.7%

0.4%

5.14

91.5

8.5

0.98

0.52

0.09

1.42

2.83

5.0

2.6

0.5 7.289

14.5

1.7%

1.1%

9.34

82.2

17.8

0.89

0.40

0.09

1.50

2.58

8.3

3.8

0.9 14.01

24.1

2.7%

1.5%

9.87 m70 9.96 m100 8.66 m140 7.43 m200 7.35 m270 5.72 m400 33.19 -400 Cabeza Calculada:

5

Under Flow Cabeza : Malla m12 m16 m20 m30 m35

72.3

27.7

1.70

0.46

0.12

1.73

3.28

16.8

4.6

1.2 17.08

32.4

5.5%

1.8%

62.3

37.7

3.29

0.61

0.24

2.65

6.71

32.8

6.1

2.4 26.44

66.8

10.7%

2.4%

53.7

46.3

3.94

1.36

0.33

5.08

8.73

34.1

11.8

2.9 43.95

75.6

11.1%

4.7%

46.3

53.7

3.93

1.93

0.37

6.00

8.43

29.2

14.3

2.8 44.57

62.6

9.5%

5.7%

38.9

61.1

4.06

2.61

0.42

7.15

8.00

29.8

19.2

3.1 52.59

58.9

9.8%

7.7%

33.2

66.8

3.90

2.84

0.39

7.50

7.02

22.3

16.3

2.3 42.86

40.2

7.3%

6.5%

15.2 352.3 253.2

43.3%

69.7%

0.0 100.0

peso

3.99

5.26

0.46

10.6

7.63

132.5 174.7

3.06

2.51

0.31

5.94

6.14

306 250.6

Zn

Pb

Cu Ag

30.6 593.8 613.6 100. 100.0% 0% 100. 100.0% 0%

DIST FE CONTENIDO METALICO 3.70 2.98 0.33 6.73 11.92 Zn Pb Cu Ag FE Zn Pb

(%) Ac Ac((-)) Ac Ac(+ (+)) 3.06

96.9

3.1

0.99

0.32

0.12

2.03

4.16

3.0

1.0

0.4 6.205

12.7

0.8%

0.3%

1.25

95.7

4.3

1.44

0.42

0.09

1.46

4.53

1.8

0.5

0.1 1.825

5.6

0.5%

0.2%

3.51

92.2

7.8

1.78

0.53

0.14

1.80

4.99

6.2

1.8

0.5 6.322

17.5

1.7%

0.6%

5.76

86.4

13.6

2.41

0.69

0.18

2.70

6.81

13.9

4.0

1.0 15.56

39.2

3.8%

1.3%

6.95

79.5

20.5

3.32

1.04

0.24

3.27

9.10

23.0

7.2

1.7 22.68

63.2

6.2%

2.4%

m50 m70 m100 m140 m200 m270 m400

10.77

68.7

31.3

4.76

1.32

0.31

4.62

13.51

51.3

14.2

3.4 49.73 145.5

13.8%

4.8%

11.81

56.9

43.1

5.45

1.92

0.39

6.08

18.06

64.4

22.7

4.7 71.82 213.3

17.4%

7.6%

12.08

44.8

55.2

5.02

2.78

0.42

7.66

21.44

60.6

33.6

5.0 92.49 258.9

16.4%

11.3%

9.40

35.4

64.6

4.50

4.41

0.43

9.69

22.38

42.3

41.5

4.0 91.07 210.4

11.4%

13.9%

6.61

28.8

71.2

4.67

6.72

0.46

11.7

17.98

30.9

44.4

3.0 77.36 118.8

8.3%

14.9%

5.74

23.1

76.9

4.67

7.52

0.45

12.2

12.81

26.8

43.1

2.6 69.78

73.5

7.2%

14.5%

3.72

19.4

80.6

4.59

5.27

0.46

10.6

9.21

17.1

19.6

1.7 39.36

34.2

4.6%

6.6%

-400

19.36

0.0 100.0

3.98

4.07

0.47

9.35

7.12

77.0

78.8

9.0

181 137.9

20.8%

26.5%

 

Cabeza Calculada:

6

3.70

2.98

0.33

6.73

11.92

370 297.8

33.4 672.6

1192 100. 100.0% 0% 100. 100.0% 0%

CONTENIDO METALICO Descarga Molino12x13 peso Zn Pb Cu Ag DIST FE Cabeza : 3.21 2.64 0.28 5.89 10.94 Zn Pb Cu Ag FE Zn Pb (%) Ac Ac((-)) Ac(+ Ac(+)) Malla 4.80 2.3 0.9 0.2 4.591 14.7 0.7% 0.4% 3.06 96.9 3.1 0.74 0.31 0.07 1.50 m12 1.25 95.7 4.3 1.16 0.37 0.10 1.62 5.14 1.4 0.5 0.1 2.014 6.4 0.4% 0.2% m16 3.51 92.2 7.8 1.07 0.47 0.15 1.73 5.82 3.8 1.7 0.5 6.071 20.4 1.2% 0.6% m20 5.76 86.4 13.6 1.68 0.65 0.12 2.19 6.67 9.7 3.7 0.7 12.62 38.4 3.0% 1.4% m30 6.95 79.5 20.5 2.21 0.89 0.16 2.65 7.20 15.3 6.2 1.1 18.43 50.0 4.8% 2.3% m35

m50 m70 m100 m140 m200 m270 m400 -400

10.77 11.81

68.7 56.9

31.3 43.1

2.98 3.42

1.13 1.34

0.22 0.24

3.69 3.92

9.64 13.41

32.1 40.4

12.1 15.8

2.3 39.76 103.8 2.8 46.32 158.4

10.0% 12.6%

6.0%

12.08

44.8

55.2

3.65

2.31

0.28

5.88

16.53

44.1

27.9

3.4 71.06 199.7

13.7%

10.6%

9.40

35.4

64.6

3.67

3.38

0.31

6.92

14.96

34.5

31.8

2.9 65.08 140.7

10.8%

12.1%

6.61

28.8

71.2

3.73

3.81

0.33

7.50

11.85

24.6

25.1

2.2 49.53

78.3

7.7%

9.5%

5.74

23.1

76.9

3.90

3.89

0.34

8.08

9.81

22.4

22.3

2.0 46.33

56.3

7.0%

8.5%

3.72

19.4

80.6

3.69

3.51

0.35

7.61

8.03

13.7

13.0

1.3 28.31

29.9

4.3%

4.9%

0.0 100.0

3.95

5.30

0.42

10.2

10.18

76.5 102.6

8.0 198.4 197.1

23.8%

38.9%

3.21

2.64

0.28

5.89

10.94

321

19.36

Cabeza Calculada:

264

27.7 588.5

4.6%

100.0% 0% 100. 100.0% 0% 1094 100.

 

1

158.8

2.61 1.70

96.3

2.4598 164.935 27.027 295.249

AguaGPM 183.8

2

158. 158.79 797 7

76.8 76 .8

2. 91

2. 02

206. 68

13.3 13 .30 0

210. 21 0.87 87

451. 45 1.44 44

GPM .5

RIBUCION Cu Ag FE 9.1%

6.0%

24.3%

4.1%

2.9%

7.0%

7.6%

7.1%

13.9%

8.7%

7.1%

15.4%

6.9%

6.3%

13.2%

9.1%

8.2%

16.5%

8.1%

7.1%

13.5%

8.5%

7.7%

13.5%

7.7%

7.2%

10.5%

7.5%

7.0%

8.4%

6.5%

6.7%

5.6%

6.2%

6.7%

4.4%

46.3%

49.4%

27.5%

 

100 00.0 .0% %

100.0 00.0% % 100 00.0 .0% %

RIBUCION Cu Ag FE 4.4%

2.8%

7.4%

2.1%

1.3%

2.3%

4.4%

3.3%

5.1%

5.4%

4.1%

6.9%

5.4%

4.5%

7.2%

9.3%

7.6%

12.2%

9.9%

8.0%

15.7%

11.4% 10.0%

11.1% 10.2%

18.9% 13.5%

8.2%

8.3%

8.2%

7.3%

7.8%

5.8%

5.7%

5.8%

3.4%

38.2%

41.3%

22.3%

100 00.0 .0% %

100.0 00.0% % 100 00.0 .0% %

RIBUCION Cu Ag FE 0.2%

0.1%

0.3%

0.6%

0.5%

1.0%

1.5%

1.2%

2.4%

2.9%

2.4%

3.9%

4.0%

2.9%

5.3%

7.8%

4.5%

10.9%

9.4%

7.4%

12.3%

9.1%

7.5%

10.2%

10.0%

8.9%

9.6%

7.4%

7.2%

6.5%

49.5%

59.3%

41.3%

100 00.0 .0% %

100.0 00.0% % 100 00.0 .0% %

RIBUCION Cu Ag FE

 

1.1%

0.9%

1.1%

0.3%

0.3%

0.5%

1.4%

0.9%

1.5%

3.0%

2.3%

3.3%

5.0%

3.4%

5.3%

10.1%

7.4%

12.2%

14.0% 15.0%

10.7% 13.8%

17.9% 21.7%

12.0%

13.5%

17.6%

9.0%

11.5%

10.0%

7.7%

10.4%

6.2%

5.1%

5.9%

2.9%

2 7 .1 % 1 0 0 .0 %

2 6 .9 %

11.6%

100.0% 100.0%

RIBUCION Cu Ag FE 0 .8 %

0 .8 %

1.3%

0 .5 %

0 .3 %

0.6%

1 .8 %

1 .0 %

1.9%

2 .6 %

2 .1 %

3.5%

3 .9 %

3 .1 %

4.6%

8 .5 %

6 .8 %

9.5%

1 0 .2 %

7 .9 %

14.5%

1 2 .2 %

1 2 .1 %

18.3%

1 0 .6 % 7 .9 %

1 1 .1 % 8 .4 %

12.9% 7.2%

7 .1 %

7 .9 %

5.1%

4 .7 %

4 .8 %

2.7%

2 9 .1 %

3 3 .7 %

18.0%

1 0 0 .0 %

100.0% 100.0%

 

ESTIMACIÓN ESTIMACIÓ N DE RADIOS DE REDUCCIÓN EN CIRCUITOS DE MOLIENDA 1.-Distribución granulometrica de alimentos y productos  Malla  1/2" 3/8" 1/4" m4 m6 m8 m12 m16 m20 m30

Abertura  micron  12700 9500 6300 4750 3350 2360 1410 1000 850 600

Alim. T. Finos  171.23 16.48 12.58 5.96 6.73 2.92 8.76 1.83 2.86 2.74

Ac(-) 82.77 66.29 53.72 47.76 41.03 38.11 29.35 27.52 24.66 21.93

Desc. Mol. Primario 0.3  00 0.00 0.00 0.00 0.00 4.21 16.59 5.38 9.27 8.91

Ac0(+) 0 0 0 0 0 0 5.38 14.66 23.56

Desc. Mol.S .Seecundario  A1c0(0-.)00 100.00 100.00 100.00 100.00 95.79 79.19 73.81 64.54 55.63

0.7  00 0.00 0.00 0.00 0.00 0.60 2.46 1.25 3.51 5.76

Ac0(+) 0 0 0 0 0 0 1.25 4.76 10.51

A1c0(0-.)00 100.00 100.00 100.00 100.00 99.40 96.94 95.69 92.18 86.43

m35 m48 m65 m100 m150 m200 m270 m400 -400

425 300 210 150 105 74 53 37

2.18 2.47 2.13 1.97 1.64 1.37 1.45 1.05 7.66 100.0

19.75 17.27 15.15 13.17 11.54 10.17 8.71 7.66

6.72 7.28 5.74 5.06 4.04 3.30 2.76 2.60 18.13 100.0

30.28 37.56 43.30 48.36 52.40 55.70 58.46 61.07 79.19

48.91 41.63 35.89 30.84 26.79 23.49 20.73 18.13

6.95 10.77 11.81 12.08 9.40 6.61 5.74 3.72 19.36 100.0

17.46 28.23 40.04 52.11 61.52 68.12 73.86 77.58 96.94

79.48 68.71 56.90 44.82 35.42 28.82 23.08 19.36

3 .- CURVAS GGS PARA RADIOS DE REDUCCIÓN DE MOLINOS PRIMARIO Y SECUNDARIO  F80 Molien. Molien. Primaria P80 Molien. Primaria

Radio 1 8.3

12500 micron 1500 micron

F80 Molien. Secunda. P80 Molien. Secunda.

Radio 2 3.7

1500 micron 410 micron

 

carga13x20 Fracciones Fracciones Fracciones de Acumuladas Acumuladas Pasantes particulas Retenidas F(Tmin) fi(xp) G(Tmin) 0.00 0.00% 0.00% 100.00%

Peso (gr) Wi Malla +3/4

Abertura 19050

% Zn 0.00

+1/2 +3/8 +1/4

12700 9525 6350

0.00 0.00 0.00

0.00% 0.00% 0.00%

0.00% 0.00% 0.00%

100.00% 100.00% 100.00%

0.00 0.00 0.00

4 6 8 12 16 20 30 35

4800 3394 2400 1697 1200 849 600 424

0.00 18.80 17.42 141.22 46.22 77.74 74.76 57.25

0.00% 2.46% 2.28% 18.46% 6.04% 10.16% 9.77% 7.48%

0.00% 2.46% 4.73% 23.19% 29.23% 39.39% 49.16% 56.65%

100.00% 97.54% 95.27% 76.81% 70.77% 60.61% 50.84% 43.35%

0.00 0.00 0.00 1.09 1.70 2.00 2.44 2.87

5 70 0 100 140 200 270 400 -400

3 20 10 2 150 106 75 53 38 0

5 56 5..6 06 7 44.84 39.39 37.45 43.06 47.57 7.68 765.13

7 7..4 21 0% % 5.86% 5.15% 4.89% 5.63% 6.22% 1.00% 100.00%

6 74 1..0 25 5% % 77.11% 82.26% 87.15% 92.78% 99.00% 100.00%

3 25 8..9 75 5% % 22.89% 17.74% 12.85% 7.22% 1.00% 0.00%

3 3..3 73 8 4.08 4.50 5.11 4.76 4.42 4.05

Fracciones Fracciones Fracciones Acumuladas Acumuladas de Pasantes Retenidas particulas F(Tmin) G(Tmin) fi(xp) 0.00% 0.00% 100.00% 0.00% 0.00% 100.00% 0.00% 0.00% 100.00% 0.00% 0.00% 100.00% 0.00% 0.00% 100.00% 0.28% 0.28% 99.72% 0.26% 0.53% 99.47% 2.58% 3.11% 96.89% 1.31% 4.42% 95.58% 3.70% 8.12% 91.88% 6.31% 14.43% 85.57%

% Zn 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.74 1.16 1.07 1.68

carga12x13 Peso (gr) Wi Malla +3/4 +1/2 +3/8 +1/4 4 6 8 12 16 20 30 35 50

Abertura 19050 12700 9525 6350 4800 3394 2400 1697 1200 849 600 424 300

0.00 0.00 0.00 0.00 0.00 2.19 2.00 20.20 10.26 29.02 49.48 62.06 92.32

7.92% 11.78%

22.35% 34.13%

77.65% 65.87%

2.21 2.98