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Pyrophyllite Brick for Ladle
Counter 320   Addtime：2006-07-05 23:40:35
Item
XLS-70
XLS-80
X-DS
Al2O3 ≥%
23
16
18
SiO2 ≥%
70
80
80
K2O + Na2O ≤%
0.6
Apparent porosity≤%
18
16
15
Bulk density ≥g/cm3
2.10
2.1
2.21
Cold crushing strength ≥MPa
21.6
28
43.5
Temperature of refractoriness under load T2 ≥
1400
1400
1350
Refractoriness ≥
1600
1610
Liner change after heating %(1350℃*3h)
1.30

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