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Tel:0086-510-81708128 |
Hotline:013921378999 |
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Magnesia-Alumina Spinel Brick,Magnesia-Chrome Brick,Unshaped Material for Large Metallurgical Lime Kiln |
Counter 275 Addtime:2006-07-05 22:38:37
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Magnesia-chrome spinel bricks |
Magnesia-alumina spinel bricks |
XNGe-13 |
XMLJ-75 |
XMLJ-70 |
XMLJ-B |
XML-75 |
MgO ≥℅ |
70 |
75 |
70 |
77 |
75 |
Al2O3 % |
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8-15 |
8-15 |
19 |
10 |
SiO2 ≤℅ |
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2 |
1.8 |
Cr2O3 % |
13 |
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Bulk density |
2.95 |
2.95 |
2.9 |
3.0 |
2.95 |
Apparent porosity |
18 |
18 |
19 |
20 |
18 |
Cold crushing strength |
40 |
50 |
45 |
50 |
45 |
0.2Mpa Refractoriness under load |
T21700 |
T21700 |
1600 |
T21700 |
1650 |
Themal stability(1100℃)water |
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15 |
8 |
20 |
15 |
Liner expansion |
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1.1 |
0.91 |
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