Iron channel castable using super high aluminum and corundum, silicon carbide and other raw materials, with high quality composite binder and additives, strict proportion, careful production. The product has the advantages of good slag resistance, good thermal shock stability, long service life, convenient use, simple construction and obvious reduction of labor intensity of workers
Performance index:
Refractory castables(ZTG-JZ) |
sequence number | performance | Units | Index |
1 | Maximum use temperature | ℃ | ≥1600 |
2 | Chemical Composition | | |
Al2O3 | % | ≥70 |
SiO2 | % | |
CaO | % | |
SiC | % | ≥12 |
3 | Bulk Density | 110℃×24h | g/cm3 | 2.75 |
1450℃×3h | 2.65 |
4 | linear change rate | 110℃×24h | % | ±0.1 |
1450℃×3h | 0?+0.5 |
5 | Bending Strength | 110℃×24h | MPa | ≥2.0 |
1450℃×3h | ≥6.5 |
6 | Compression Strength | 110℃×24h | MPa | ≥20.0 |
1450℃×3h | ≥30.0 |
7 | Used position : Iron ditch working layer |