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优化 炼铁原料采购 的低成本 原则与实施举措 PowerPoint PPT Presentation


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优化 炼铁原料采购 的低成本 原则与实施举措. 许满兴 北京科技大学. 前言.

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优化 炼铁原料采购 的低成本 原则与实施举措

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3842514


3842514

CO220121125955450/t440/t


3842514

:

1.SiO

1%1.5%2.0%~2.5%1%SiO2 35kg/t100kg3.0%~3.5%30 kg/t1SiO2 2 [1][2]


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(%)

kg/t

(kg/t)

/t

1%()

40

1570

2688

-364

-9.10

45

1290

2014

-87.5

-1.94

50

1063

1470

192.5

3.85

55

870

1020

479.5

8.72

60

717

644

763.0

12.72

65

585

325

1050

16.15

1 (


2 sio 2

SiO2(%)

(%)

(kg/t)

(kg/t)

(%)

(kg/t)

(%)

3.5

63

1508

233.5

0

490

0

4.5

60

1583

283.0

+21.2

520

7.5

5.5

57

1667

344.6

+47.5

560

15.0

6.5

54

1759

406.0

+73.9

600

22.5

7.5

51

1863

479

+105.1

650

30.0

2 SiO2


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12SiO2SiO2


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2.Al2O3

Al2O3(Al2O3/SiO2=0.1~0.4)[5CaO2SiO29(AlFe)2O3]1.5~2.0%Al2O3Al2O32 %Al2O32.0% RDI3.15SAl2O3Al2O3Al2O3MgO


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3.SPK2OPbZn

S P K2OPb11.3 Zn

S 0.3% P 0.07% K2O 0.2%PbZn 0.1%,CuO<0.2%,As<0.007,Cl<0.001%.


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4. [3]

[3]

5.

5mm8mm 1.0~0.25mm20%5%


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6.[4]

SiO2 Al2O33


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3


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7.


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.///


3 59 4 5 4 2012 1 1 2

35945420121~12

: 1.5980

2.

.


5 2013 1 6

520131~6


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45


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1.

202534

2.

90010:001


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[1] 2012.08

[2] 2004.05

[3] 52 2012.11

[4]


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