Hook casting material

Detailed introduction

(1) explain:
Iron ditch castable is made of corundum, high-quality high-alumina sandstone clinker, SiC, bonded clay and binder, superfine powder, admixture and other materials.
(2) characteristics:
It has strong corrosion resistance, good thermal shock stability and quick baking. It has a large quantity of iron, long service life and easy repair.
(3) the location of use:
It is suitable for large and medium scale blast furnaces and slag trenches.


 Main Properties


Index

Item

TJ-1

TJ-2

TJ-3

TJ-4

TJ-5

Al2O3,% ≥

74

70

65

60

50

SiC,% ≥

10

11

12

12

25

bulk density, (110℃), g/cm³ ≥

2.80

2.65

2.60

2.55

2.50

C.C.S, MPa ≥

110℃

24

22

20

18

18

1450℃

50

45

40

35

30

M.O.R, MPa ≥

110℃

3.4

3.2

3.0

2.5

2.5

1450℃

5.0

4.5

3.8

3.5

3.2

linear change afterheating,%

±0.4

±0.4

±0.5

±0.5

±0.5

 

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