Product features:
High-purity, large crystalline grains, high melting-- point, compact configuration;
Excellent thermal shock stability;
Wonderful high-temperature bending strength;
Perfect slag resistance and corrosion resistance;
Excellent thermal-transport performance and high degree of insulation.
Product application:
For the working lining of steel-making furnaces, high-quality and high-grade refractory basic fire-resistant materials of refractory bricks and unshaped refractory;
Used for the filling material of the galvanic couple and insulation materials (such as household appliances);
Used as the ceramic raw materials and sintering aids, as well as metallurgy, building materials, chemicals, medical equipment and so on.
Brand | Index | Grain (mm) | ||||||
MgO % | SiO2 % | CaO % | Fe2O3 % | Al2O3 % | LgL % | B·D (g/cm3) | ||
Large crystal–99 | ≥99.0 | ≤0.15 | ≤0.40 | ≤0.25 | ≤0.10 | ≤0.10 | ≥3.50 | 0-60 |
Large crystal–98.5 | ≥98.5 | ≤0.30 | ≤0.70 | ≤0.30 | ≤0.15 | ≤0.10 | ≥3.50 | |
Large crystal–98 | ≥98.0 | ≤0.35 | ≤1.00 | ≤0.40 | ≤0.20 | ≤0.10 | ≥3.50 | |
Large crystal–97.8 | ≥97.8 | ≤0.40 | ≤1.00 | ≤0.50 | ≤0.20 | ≤0.10 | ≥3.50 | |
Large crystal–97.5 | ≥97.5 | ≤0.50 | ≤1.00 | ≤0.55 | ≤0.20 | ≤0.15 | ≥3.50 | |
Large crystal– 97 | ≥97.0 | ≤0.60 | ≤1.20 | ≤0.70 | ≤0.20 | ≤0.20 | ≥3.50 | |
