EN
Product category|Corundum Brick
AI2O3: 90%-99%
Bulk Density: 3g/cm3-3.2g/cm3
Refractoriness: ≥1700℃
Cold Crushing Strength: ≥100MPa
Standard Size: 230*114*65mm/230*114*75mm/Customized
Online Time: 7*24 hours
Corundum bricks refer to refractory products with an alumina content greater than 90% and corundum as the main crystal phase. Very high normal temperature compressive strength (up to 340MPa). High load softening onset temperature (greater than 1700℃). It has good chemical stability and strong resistance to acidic or alkaline slag, metal and glass liquid.
High strength
Good thermal resistance
Erosion resistancc and chemical stability
Corundum bricks are widely applied in furnaces of combustion chamber,Petrochemical industry,and refractory industry ete.
| Item | High quality and high purity corundum bricks | Sintered white corundum brick | |
| AL203% | ≥99 | ≥95 | ≥90 |
| Si0₂% | ≤0.2 | ≤3.5 | 8 |
| Fe₂0₃% | ≤0.2 | ≤0.2 | ≤0.2 |
| Bulk density | ≥3.2 | ≥3.15 | ≥3 |
Apparent porosity | ≤19 | ≤18 | ≤18 ≥100 >1700 |
| Cold compressive strength | ≥100 | ≥100 | |
| Refractoriness under'lo | ≥1700 | ≥1700 | |
Shengjie refractory materials’ceramic fiber products have been exported to Germany, Arabia, Saudi Arabia and other countries,which used as backing insulation for kilns,Heating equipments and provided…
Shengjie Refractory Materials provided personalized solutions and high-quality refractory bricks , achieving a mutually beneficial and successful cooperation between the two parties, which not only…
Shengjie Refractory Material supplies high-quality castables to Shuangji company and was used for cement kiln linings, iron-making furnace linings, etc. to protect equipments and structures…
Submit Request
