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REFRACTORY CASTABLE MATERIALS
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REFRACTORY CASTABLE MATERIALS

1. SPECIFICATION

Type

Clay Castable

High alumina Castable

Corundum Castable

Index

ST-NC-1

ST-NC-2

ST-NC-3

ST-GLC-1

ST-GLC-2

ST-GLC-3

ST-GC-1

ST-GC-2

Chemical
Composition %

AI2O3 MIN

45

40

45

65

65

75

82

92

CaO

0.5 - 1

6 - 7

2 - 3

0.5 - 1

5 - 6

2 - 3

5

4.5

Bulk Density
g/cm3

110℃ X 16h

2.1

2.0

2.1

2.4

2.3

2.5

2.7

2.8

1350℃ X 3h

2.05

2.0

2.1

2.35

--

--

--

--

1500℃ X 3h

--

--

--

--

2.3

2.5

2.6

2.7

Cold Crushing
Strength  Mpa

110℃ X 16h

3.0

30

20

3.0

40

25

35

35

1350℃ X 3h

30

80

2.5

30

--

--

--

--

1500℃ X 3h

--

--

--

--

90

30

90

100

Liner Change 
on Reheating %

1350℃ X 3h

±0.5

±1.0

±1.0

±0.5

--

--

--

--

1500℃ X 3h

--

--

--

--

±2.0

±2.0

±1.0

±1.0

Refractoriness ℃ MIN

1690

1730

1690

1730

1730

1750

1790

1790

Service Temperature ℃ MIN

1300

1300

1350

1450

1400

1550

1600

1700

    OTHER SPECIFICATIONS CAN BE DISCUSSED AS PER BUYER’S OPTION

2. PACKING

IN        1,000KG WOVEN BAG OR AT BUYER’S OPTION

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