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PRODUCT
phosphate°°bind°°castable refractory
 

item 

index 

LL £≠ 75

LL £≠ 60

LN £≠ 45

CLL £≠ 85

CLL £≠ 93

refractoriness °ś

1780

1740

1700

1790

1810

chemical composition  £•°° Al 2 O 3

75

60

45

85

93

linear change after burning           £• < °ņ1%

test temperature °ś°Ń3h

1500

1450

1350

1400

£ę 0.18

°°compressive strength MPa

110°ś°Ń24h

30

25

20

35.1

34.5

1400°ś°Ń3h

£≠

£≠

£≠

40

49.1

crushing strength under high temperature MPa

1000°ś°Ń3h

£≠

£≠

£≠

30.0

34.0

1200°ś°Ń3h

£≠

£≠

£≠

14.0

11.8

folding strength MPa

110°ś°Ń24h

5

4

3.5

8.7

7.1

  refractoriness under load °ś 4£•

£≠

£≠

£≠

1520

1410

volume density   g/cm 3

£≠

2.72

2.38

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