Refractory Bricks
Low cement castable

Low cement castable

Item

Index

LCC-50

LCC-60

LCC-70

LCC-80

LCC-90

Al2O3 content, %  ≥

50

60

70

80

90

CaO content, %   ≤

2.5

2.2

2.0

2.0

1.8

Bulk density, g/cm3 ≥

2.35

2.45

2.50

2.60

2.95

Cold crushing

strength, Mpa

110°C x24h

20

25

30

30

40

1000°C x3h

45

50

55

55

65

1400°C x3h

60

65

70

70

80

Linear on reheating

%

1400°C x3h

±0.5

±0.4

±0.4

±0.3

±0.4

Max. service temperature,

1400

1450

1500

1550

1650

Water consumption, %

6 ~ 7.5

6 ~ 7.5

6 ~ 7.5

6 ~ 6.5

6 ~ 6.5

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