189-6203-8246
The main products are contents:mullite light-weight brick，high-temperature bonder and indeterminate from fireproofing material etc.
classification
Feature
Good integrity, anti-stripping, anti-washing of liquid steel, be difficult of seeping steel, no stick dregs.
Applied positions
DNC-1,2, 3, 4, 5, 6 are used for wrapping bottom, wall, seating brick and repouring.DNP, DNP-M is used for permanent lining; DNCB is used for steel ladle seating brick.
Construction method
Vibration or flow automatically
Physical and chemical indicators
| quota Brand name |
material | Chemical composition≥% | Bulk densityg/cm3≥ | Flexural strengthMPa | Compressive strengthMPa | linear change rate% 1600℃×3hr | |||
| 110℃× 24hr≥ | 1600℃× 3hr≥ | 110℃× 24hr≥ | 1600℃× 3hr≥ | ||||||
| DNC-1 | Corundum spinel | AL2O3+MgO 90 | 3.0 | 5.0 | 10 | 25 | 70 | 0～+1.0 | |
| DNC-2 | Corundum spinel |
AL2O3+MgO 85 | 3.0 | 5.0 | 10 | 25 | 70 | 0～+1.0 | |
| DNC-3 | Aluminium magnesium |
AL2O3+MgO 85 | 3.0 | 5.0 | 10 | 30 | 80 | 0～+1.0 | |
| DNC-4 | Bauxite spinel |
AL2O3+MgO 80 | 2.7 | 5.0 | 10 | 30 | 80 | 0～+1.0 | |
| DNC-5 | Aluminium magnesium |
AL2O3+MgO 80 | 2.7 | 5.0 | 10 | 30 | 90 | 0～a+1.0 | |
| DNC-6 | Aluminium magnesium(air hardening) |
AL2O3+MgO 60 | 2.7 | 5.0 | 10 | 30 | 80 | ±1.0 | |
| DNP | Aluminium silico(self-levelling) |
AL2O3 60 | 2.3 | 5.0 | 10(1500℃） | 25 | 10(1500℃） | ±0.5(1500℃） | |
| DNP-M | Light mullite |
AL2O3 60 | 1.8 | 4.0 | 10(1500℃） | 20 | 45(1500℃） | ±2.5(1500℃） | |
| DNCB | Aluminium chromium | AL2O3+Cr2O3 85 | 3.0 | 5.0 | 10 | 30 | 100 | ±2.5 | |