Glass Furnace: Extremely low porosity effectively resists glass liquid erosion and vapor penetration, significantly extending furnace life and ensuring stable glass quality.
Cement Kiln: Dense structure withstands high thermal shock and alkali vapor erosion, suitable for transition and cooling zones, improving lining durability and operation rate.
| Property | PX-DN-11 | PX-DN-14 | PX-DN-17 |
|---|---|---|---|
| Al₂O₃ / % | ≥47 | ≥45 | ≥42 |
| Fe₂O₃ / % | ≤1.2 | ≤1.5 | ≤1.8 |
| Bulk Density / (g/cm³) | ≥2.40 | ≥2.34 | ≥2.26 |
| Apparent Porosity / % | ≤11 | ≤14 | ≤17 |
| Cold Crushing Strength / MPa | ≥80 | ≥65 | ≥50 |
| Refractoriness Under Load T₀.₅ / ℃ | ≥1520 | ≥1470 | ≥1430 |
Made from locally sourced high-quality bauxite, these bricks offer excellent high-temperature stability and erosion resistance, widely used in kiln linings for metallurgy, building materials, and chemical industries.
| Property | PX-80 | PX-70 | PX-65 | PX-55 | PX-45 |
|---|---|---|---|---|---|
| Al₂O₃ / % | 80 | 75 | 65 | 55 | 45 |
| Apparent Porosity / % | 22 | 23 | 23 | 22 | 22 |
| Cold Crushing Strength / MPa | 55 | 50 | 45 | 40 | 35 |
| Refractoriness Under Load T₀.₅ / ℃ | 1530 | 1520 | 1500 | 1450 | 1420 |
Made from high-purity mullite, this brick offers excellent high-temperature volume stability, outstanding thermal shock resistance, and good resistance to molten steel erosion. Mainly used in key parts of continuous steel casting systems such as tundish and submerged entry nozzle.
| Property | PXMJ-70 | PXMJ-62 |
|---|---|---|
| Al₂O₃ / % | ≥70 | ≥62 |
| Fe₂O₃ / % | ≤1.8 | ≤1.5 |
| Refractoriness / ℃ | ≥1780 | ≥1760 |
| Apparent Porosity / % | ≤28 | ≤26 |
| Cold Crushing Strength / MPa | ≥25 | |
| Permanent Linear Change (1500℃×2h) / % | -0.1 ~ +0.4 | |
Made with high-alumina bauxite clinker as aggregate and fines, using phosphoric acid or aluminum phosphate as binder, formed by semi-dry pressing and chemically bonded through heat treatment at 400~600℃. Mainly used in the transition zone, burning zone, cooling zone of cement rotary kilns, coolers, and shaft kiln working layers.
| Property | PX-P-75 | PX-PA-77 |
|---|---|---|
| Al₂O₃ / % | 75 | 77 |
| Fe₂O₃ / % | 3.2 | 3.2 |
| CaO / % | 0.6 | 0.6 |
| Cold Crushing Strength / MPa | 70 | 75 |
| Bulk Density / (kg/m³) | 2700 | 2750 |
| Refractoriness Under Load T₀.₅ / ℃ | 1350 | 1300 |
| Refractoriness / ℃ | 1780 | |
Made with a special formula, this unfired Al₂O₃-SiC-C brick for torpedo ladles offers excellent erosion resistance and thermal shock performance, making it an ideal lining material for torpedo ladles.
| Property | PX80-1 | PX80-2 | PX75A | PX70A | ASC3 | ASC4 |
|---|---|---|---|---|---|---|
| Al₂O₃ / % | 81 | 82.8 | 71 | 71.5 | 73.3 | 65.2 |
| SiC / % | 2.6 | 3.7 | 6.2 | 6 | 5.8 | 11.75 |
| C / % | 13.2 | 9.3 | 14.5 | 11.5 | 11.95 | 12 |
| Apparent Porosity / % | 6.4 | 7.1 | 7 | 6.5 | 6.8 | 7.6 |
| Bulk Density / (g/cm³) | 3.12 | 3.13 | 3.05 | 2.97 | 3.08 | 2.98 |
| Cold Crushing Strength / MPa | 45 | 50 | 50 | 55 | 50 | 48 |
Made from corundum, bauxite, graphite, and silicon carbide, these bricks offer good erosion resistance, oxidation resistance, and spalling resistance.
| Property | PX75DS-1 | PX70DS-2 | PX70 | PX60DS-A | PX60DS-B |
|---|---|---|---|---|---|
| Al₂O₃ / % | 69.4 | 68 | 68.9 | 58.2 | 51.7 |
| SiC / % | 4.5 | 4.5 | 5.3 | 5.4 | 4.7 |
| C / % | 11.1 | 12 | 12 | 11 | 15 |
| Apparent Porosity / % | 7.2 | 6 | 6 | 7.3 | 8 |
| Bulk Density / (g/cm³) | 3.1 | 2.95 | 2.93 | 2.79 | 2.7 |
| Cold Crushing Strength / MPa | 53 | 45 | 55 | 55 | 46 |