SK32, SK34, SK36, SK38
1770< Refractoriness< 2000
Long Time Materials
Refractory Material
Brick
Alumina Block
According to The Requirements
WAM
on Wooden Pallets
ISO9001: 2008
China
69022000
Product Description
Application: Steel smelting, industry kiln, hot-bast stove, stove roof etc.
Product name: AL-40, AL-42, AL-44, AL-45, AL-46, AL-50, AL-65, AL-75, AL-80, AL-85, AL-90, C-98.
Product name: AL-40, AL-42, AL-44, AL-45, AL-46, AL-50, AL-65, AL-75, AL-80, AL-85, AL-90, C-98.
| Brand Item | Fireclay | High alumina | Corundum spinel bricks | ||
| CN-42 | CL75 | CL80 | PZCL78 | MA-A89 | |
| Al 2 O 3 % ≥ | 42 | 75 | 80 | 78 | 89 |
| Fe2O3 % ≤ | 2.0 | 2.0 | 0.5 | ||
| SiO2 % ≤ | 1.5 | ||||
| MgO % ≤ | 4.5 | ||||
| Refractoriness under load 0.2 MPa Ta ( º C ) ≥ | 1430 | 1510 | 1530 | 1550 | T2 ≥ 1650 |
| Apparent Porosity % ≤ | 18 | 28 | 24 | 21 | 17 |
| Cold Crushing Strength (MPa) ≥ | 39.2 | 40 | 50 | 70 | 80 |
| Bulk density (g/cm 3 ) ≥ | 3.1 | ||||
| Permanent linear change % | 1400 º C × 2h 0~-0.3 | 1500 º C × 2h 0.1~0.5 | 1550 º C × 2h 0.1~0.5 | 1550 º C × 2h 0.4~0.3 | 1600 º C × 3h ≥ + 0.2 |
