Manufacture:
1. Used the electrically fused corundum, bauxite, magnesite-alumina spinel, fused magnesia, graphite flake as raw materials,
2. Used the phenolic resin as binder, add a variety of antioxidant,
3. By high pressure forming
Product features:
1. Excellent thermal shock resistance, Excellent Refractoriness, high strength
2. Low porosity, and low heat conductivity,
3. Excellent anti-oxidation, anti-slag, anti-erosion ability;
4. Long furnace compaign.
Product application:
1. All kinds of furnaces and kilns
2. The Wearing parts of the ladles
Index
Grade | Chemical composition (%) | Physical specification | |||||
MgO | Al2O3+MgO | C | Apparent porosity (%) | Cold crushing strength (Mpa) | Density (g/cm3) | 0.2Mpa the load softens the beginning temperature(℃) | |
LMT76 | ≥14 | ≥76 | ≥8 | ≤8 | ≥55 | ≥2.90 | ≥1670 |
LMT74 | ≥12 | ≥74 | ≥8 | ≤9 | ≥45 | ≥2.85 | ≥1630 |
LMT72 | 1≥0 | ≥72 | ≥7 | ≤10 | ≥40 | ≥2.80 | ≥1600 |
