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Product category|Gunning Mix
MgO: 80％
Bulk Density: ≥2.5g/cm3
Cold Crushing Strength: ≥20MPa
Maximum Temperature: 1700℃-1750℃
Online Time: 7*24 hours
Gunning Mix is composed of refractory aggregate, refractory powder, water, binder, mineralizer, plasticizer, and firing aid. It is a fire-resistant mixture constructed by spraying method.
1700℃≤Refractoriness≤2000℃
High density, low porosity
Good thermal shock stability
High temperature resistance
It serves as a protective layer on the inner surface of blast furnace and hot blast furnace shells, as well as a working lining for blast furnace heads, coal gas outlet pipe, and dust collectors.
| Indicator | Item | |||||
| Mullite Gunning Mix GP-M40 | Mullite High Strength Gunning Mix GP-M46 | Anti-Skinning Gunning Mix GP-13 | Anti-Erosion Gunning Mix GQ-16 | Light Alkali-Resistant Gunning Mix GP-100 | ||
| AL2O3(%) | ≥44 | ≥52 | ≥50 | ≥45 | / | |
| Bulk Density(g/cm3) | ≥2.0 | ≥2.14 | ≥2.2 | ≥2.3 | ≥1.0 | |
| Cold Crushing Strength(MPa) | 110℃×24h | ≥34 | ≥50 | ≥45 | ≥30 | ≥5.0 |
| 1100℃×3h | ≥21 | ≥25 | ≥25 | ≥20 | ≥3.0(815℃) | |
| 1350℃×3h | ≥40 | ≥45 | ≥45 | ≥25 | / | |
| Thermal Conductivity(w/mk) | 600℃ | 0.79 | 0.79 | 0.80 | / | / |
| Line rate of change(%) | 1100℃×3h | -0.3 | -0.3 | -0.3 | ±0.3 | ±1.0(815℃) |
| 1350℃×3h | ±0.5 | ±0.5 | ±0.5 | ±0.5 | / | |
| Max Temperature(℃) | 1400 | 1450 | 1350 | 1550 | 1000 | |
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