 |
Product Description
The brick is made from selected high purity magnesia sand,and synthetic aluminium spinel, shaped by high pressure and sintered at high temperature,free of chrome. The brick with the features as follow: 1. excellent toughness at high temperature, the spalling damage is not easy to happen during drying kiln and using; 2. Excellent coat formed in burning zone, and normal coat damage does not spall; 3. Excellent strength and thermal shock resistance; 4. With stable dimension, can meet the requirement of installation in project; 5. Free of chrome, a kind of product without environmental pollution, being applied in burning zone.
Items/Brand |
ZJMT-1 |
ZJMT-2 |
MgO % ≥ | 89 | 85 |
Fe2O3 % ≥ | 4.3 | 4.0 |
Al2O3 ≥ | 4.0 | 8 |
Apparent porosity % ≤ | 16 | 16 |
Bulk density g/cm3 ≥ | 2.98 | 2.98 |
Cold crushing strength Mpa ≥ | 80 | 80 |
0.2Mpa R.U.L ℃ T0.6 ≥ | 1700 | 1700 |
Thermal shock resistance 1100℃water cooling cycle ≥ | 10 | 12 |