Features: This product has the characteristics of corrosion resistance, high temperature performance, high thermal stability and long service life.
Item | Brand | |||||||
LGJ-1 | LGJ-2 | LGJ-3 | TNMB-1 | TNMB-2 | TNMB-3 | TNMB-4 | ||
Material | Siliceous | Magnesium | ||||||
chemical composition，%≥ | SiO2 | ≥84 | ≥84 | ≥80 | ≤12 | ≤12 | ≤10 | ≤10 |
MgO | -- | -- | -- | ≥83 | ≥80 | ≥80 | ≥80 | |
Burning down，%≤ | 6.5 | -- | -- | -- | -- | -- | -- | |
Refractoriness，℃≥ | 1670 | 1670 | 1650 | 1790 | 1750 | 1730 | 1710 | |
Bulk density，g/cm3≥ | 1.29 | 1.49 | -- | 2.86 | 2.86 | 2.25 | 1.65 | |
Flexural strength，MPa≥ | 2.5 | 3.9 | -- | 6 | 6 | 4 | 4 | |
Thermal Conductivity，W/（m.k）≤ | 0.45 | -- | -- | -- | -- | 0.75 | 0.58 | |
Apparent porosity，% | 2-7（Air permeability） | -- | -- | ≤16 | ≤16 | ≤34 | ≤45 | |
Residual moisture，%≤ | 0.6 | 0.6 | （8-12）Water content | 0.6 | 0.6 | 0.6. | 1.0 | |
Application area | Lining | Impact zone | Seam material | Impact plate, slag blocking plate, high strength wall plate | High-strength wall base | Medium and low density wall | Low density wall | |
