The tap hole clay is used to block the taphole plays an irreplaceable role in ensuring stable and high production of the blast furnace, improving the working strength and environment before the furnace, and prolonging the service life of the blast furnace. Zhengzhou CH refractories has developed water tap hole clay , waterless tap hole clay and environmentally friendly tap hole clay according to different furnace capacity, operating habits and technical requirements.
The company's tap hole clay has the characteristics of good filling, easy opening, improved environment at site, stable iron mouth, etc., ensuring high-yield blast furnace and reducing the working intensity at sight.
Advantages of Tap Hole Clay:
High refractoriness to resistance iron slag erosion
Good performance on anti-scouring of iron slag
Good volume stability
Fast firing and with high sintering strength
Easy to open
|
Items |
Environmentally friendly tape hole clay |
Waterless tape hole clay |
Water tape hole clay |
|
Binding agent |
Resin |
Tar |
Water |
|
Al2O3(%) |
27.00 |
25.00 |
25.00 |
|
SiC+C(%) |
30.00 |
30.00 |
25.00 |
|
Moisture(%) |
0.5 |
0.5 |
18.0 |
|
Bulk density(g/cm3) |
1.60～2.20 |
1.60～2.20 |
1.40～1.80 |
|
Compressive strength(MPa)1350℃×3h |
8.0 |
10.0 |
6.0 |
|
Apparent porosity(%) |
35.0 |
32.0 |
40.0 |
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