Today is£º
The physical and chemical index of refractory balls applied in regenerator of air heater£¨Counter 1   Addtime£º2006-7-27 19:15:56£©
Material / targets / projects
Al2O3¡Ý%
Fe2O3¡Ü%
MgO¡Ý%
Cr2O3%
AP¡Ü%
Bulk density¡Ýg/cm3
STRENGTH
¡ÝN/
Ball
Refractoriness¡Ý¡æ
Seize lane change
%
Dutch soft spots
¡Ý¡æ
Thermal shock
¡Ý
Creep rate
%
Mullite ball mechanism
75
22
2.4
16000
1790
0.1-0.4
1550
40
Brick mechanism Mg
5-10
85
18
2.85
18000
1790
1550
18
Mechanism of high strength and high-density high-aluminum bricks
75
1.5
23
2.55
20000
1790
1480
15
65 low creep mechanism of high alumina ball
65
1.5
22
2.6
15000
1790
0.1-0.4
1500
1450¡æ
*50h*0.2
MPa<1.0
75 low creep mechanism of high alumina ball
75
1.5
21
2.65
15000
1790
0.1-0.4
1520
1450¡æ
*50h*0.2
MPa<1.0
Mg-chrome ball mechanism
5-10
55
2
20
2.8
15000
1790
1520
15
Mechanism of magnesium chrome ball
80
2
20
2.6
20000
1790
1520
15
Mg hand ball
5-10
85
22
2.55
12000
1790
1510
15
Manual High Strength high alumina ball
65
1.5
23
2.2
12000
1790
1480
Hand the ball low creep
75
1.5
22
2.55
12000
1790
1490
1400¡æ
*50h*0.2
MPa<1.3
 
 

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