Physical and chemical properties of refractory ball for hot blast stove heat storage room

Key words:

Physical and chemical properties of refractory ball for hot blast

Product Introduction


Index

nature

 Item

 

Al2O3 ≥ %

 

Fe2O3 ≤%

 

MgO ≥ %

 

Cr2O3 ≤%


≤%
Porosity

≥
g/cm3
BD

 

≥N/ CCS


≥℃
Resis-
t ance
degree


%
Thread
change
burn

 

≥  ℃RUL


≥
Hot shakc
stabil-ity

%
Wriggling
becoming
rate

Mullite Balls

 

75

 

 

 

 

22

 

2 .4

 

16000

 

1790

 

0.1-0.4

 

1550

 

40

 

Mechanism magnesium-aluminum ball

5- 10

 

85

 

18

2 .85

18000

1790

 

1550

18

 

Mechanism high strength and high density
High Aluminum Balls

75

1 .5

 

 

23

2 .55

20000

1790

 

1480

15

 

Mechanism High Aluminum 65 Low Creep Ball

65

1 .5

 

 

22

2 .6

15000

1790

0.1-0.4

1500

 

1450℃×50h
×0.2MPa
<1 .0

Mechanism High Aluminum 75 Low Creep Ball

75

1 .5

 

 

21

2 .65

15000

1790

0.1-0.4

1520

 

1450℃×50h
×0.2MPa
<1.0

Mechanism Magnesium Aluminum Chromium Balls

5- 10

 

55

2

20

2 .8

15000

1790

 

1520

15

 

Mechanism magnesium-chromium ball

 

 

80

2

20

2 .6

20000

1790

 

1520

15

 

Handmade Magnesium-Aluminum Balls

5- 10

 

85

 

22

2 .55

12000

1790

 

1510

15

 

Handmade High Strength High Aluminum Balls

65

1 .5

 

 

23

2 .2

12000

1790

 

1480

 

 

Handmade Low Creep Balls

75

1 .5

 

 

22

2 .55

12000

1790

 

1490

 

1400℃×50h×
0.2MPa
<1 .3

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