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 The physical and chemical index of refractory balls applied in regenerator of air heater |
Counter 218 Addtime：2006-07-27 19:15:56
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Material / targets / projects |
Al2O3≥% |
Fe2O3≤% |
MgO≥% |
Cr2O3% |
AP≤% |
Bulk density≥g/cm3 |
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Refractoriness≥℃ |
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Mullite ball mechanism |
75 |
|
|
|
22 |
2.4 |
16000 |
1790 |
0.1-0.4 |
1550 |
40 |
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Brick mechanism Mg |
5-10 |
|
85 |
|
18 |
2.85 |
18000 |
1790 |
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1550 |
18 |
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Mechanism of high strength and high-density high-aluminum bricks |
75 |
1.5 |
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23 |
2.55 |
20000 |
1790 |
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1480 |
15 |
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65 low creep mechanism of high alumina ball |
65 |
1.5 |
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22 |
2.6 |
15000 |
1790 |
0.1-0.4 |
1500 |
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1450℃
*50h*0.2
MPa<1.0 |
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75 low creep mechanism of high alumina ball |
75 |
1.5 |
|
|
21 |
2.65 |
15000 |
1790 |
0.1-0.4 |
1520 |
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1450℃
*50h*0.2
MPa<1.0 |
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Mg-chrome ball mechanism |
5-10 |
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55 |
2 |
20 |
2.8 |
15000 |
1790 |
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1520 |
15 |
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Mechanism of magnesium chrome ball |
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80 |
2 |
20 |
2.6 |
20000 |
1790 |
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1520 |
15 |
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Mg hand ball |
5-10 |
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85 |
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22 |
2.55 |
12000 |
1790 |
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1510 |
15 |
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Manual High Strength high alumina ball |
65 |
1.5 |
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23 |
2.2 |
12000 |
1790 |
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1480 |
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Hand the ball low creep |
75 |
1.5 |
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22 |
2.55 |
12000 |
1790 |
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1490 |
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1400℃
*50h*0.2
MPa<1.3 |
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