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- Contact Person : Ms. Zhou Christina
- Company Name : Henan Zhongke Engineering & Technology Co., Ltd.
- Tel : 0086-371-67898596
- Fax : 0086-371-67898596
- Address : Henan,Zhengzhou,Weat Huagong Road
- Country/Region : China
- Zip : 450000
alumina carbon bricks
Detailed Product Description
Alumina carbon bricks (burned micro porous) is mainly used in bosh, belly and linings of bottom parts of the blast furnace .It has excellent performance of conventional and excellent properties including anti-alkaline, thermal conductivity, corrosion resistance of hot metal, oxidation resistance as well as low ventilation ability.
Index | Item | ||
WLT-1 | WLT-2 | WLT-3 | |
Al2O3,%≥ | 65 | 60 | 55 |
C,%≥ | 11 | 11 | 11 |
Fe,%≤ | 1.5 | 1.5 | 1.5 |
Compress strength, Mpa≥ | 70 | 60 | 50 |
Volume,density,g/cm3≥ | 2.85 | 2.65 | 2.55 |
Apparent porosity,%≤ | 16 | 17 | 18 |
Melting iron corrosion index,%≤ | 2 | 3 | 4 |
Heat conductivity, W/m.k | 13 | 13 | 13 |
Alkali resistance,%≤ | 10 | 10 | 15 |
entilate,um2(mDa)≤ | 4.94×10-4 | 1.97×10-3 | 1.97×10-3 |
Average aperture, um≤ | 0.5 | 1 | 1 |
<1um hole cubage,%≥ | 80 | 7- | 70 |
Note: 1. The testing scope for aperture:0.006um-360um | |||
