Magnesia Chrome Bricks
Specifications
Mainly used in metallurgy(open hearth,EAF), non-ferrous (metall-urgyfurnace ) , buildings and materials (cement rotary kiln.Magenesia Chrome Bricks are used in ferrous smelting furnace, cement rotary kiln and heat accumulating chamber of glass-making kiln and etc.
Specs |
MgO-Cr |
Semi-Bonded MgO-Cr Brick |
Full Bonded MgO-Cr Brick |
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MGe-20 |
MGe-16 |
MGe-12 |
MGe-8 |
MZ-9 |
YML-8 |
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MgO(%) |
≥40 |
≥45 |
≥55 |
≥60 |
≥65 |
60-65 |
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Cr2O3(%) |
≤20 |
≤16 |
≤12 |
≤8 |
8-13 |
8-12 |
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Apparent Porosity(%) |
≤23 |
≤23 |
≤23 |
≤24 |
20-22 |
≤20 |
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|
Cold Crushing Strength (Mpa) |
≥24.5 |
≥24.5 |
≥24.5 |
≥24.5 |
≥35 |
≥35 |
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0.2Mpa initial Soften Point Under Load() ≥ |
1550 |
1550 |
1550 |
1530 |
1650 |
1600 |
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|
Resistance to Thermal Shock ≥ |
3 |
2 |
3 |
3 |
4 |
- |
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Technics: Fused rebonded magnesia-chrome bricks use fused magnesia-chrome clinker, high purity magnesia clinker, chrome ore as raw material and are finished through the process of high pressure shaping, high temperature sintering. It has the features such as high temperature resistance, excellent corrosion resistance.
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