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Qingdao Laurel Enterprise CO.,Ltd
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Chemical Corrosion Resistance High Alumina Brick High Temperature Refractory For Cement Kiln
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Detail
Chemical Corrosion Resistance High Alumina Brick High Temperature Refractory For Cement Kiln
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Chemical Corrosion Resistance High Alumina Brick High Temperature Refractory For Cement Kiln
Specifications:
Ordinary High alumina brick
|
Item |
HA60 |
HA70 |
HA75 |
HA80 |
|
AL2O3(%) |
≥60 |
≥70 |
≥75 |
≥75-80 |
|
SIO2(%) |
32 |
22 |
20 |
≥18 |
|
Fe2O3(%) |
≤1.8 |
≤1.8 |
≤1.8 |
≤1.8 |
|
Refractoriness °C |
1790 |
1800 |
1825 |
≥1850 |
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Bulk density,g/cm3 |
2.4 |
2.45-2.5 |
2.5 |
2.55-2.6 |
|
Softening temperature under load |
≥1470 |
≥1520 |
≥1530 |
≥1550 |
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Apparent porosity,% |
22 |
21 |
21 |
20 |
|
Cold Crushing strength Mpa |
≥45 |
≥50 |
≥54 |
≥60 |
Phosphate bonded high alumina bricks
