low porosity clay fire brick,Clay brick with low porosity,Fireclay brick with low porosity
Features:
1. Low porosity,High bulk density.
2. High Cold Crushing strength.
3. High refractoriness under load.
4. High mechanical strength.
5. Good resistance to erosion.
Physical and chemical index:
Item/Index | Low porosity fire clay brick |
DN-10 | DN-12 | DN-15 |
AL2O3 %≥ | 45 | 45 | 42 |
Fe2O3 %≤ | 1.00 | 1.20 | 1.5 |
Bulk Density g/cm3 ≥ | 2.40 | 2.35 | 2.30 |
Apparent porosity % ≤ | 10 | 12 | 15 |
Cold crushing strength Mpa ≥ | 80 | 68 | 58.8 |
Refractoriness °C≥ | 1760 | 1750 | 1750 |
Reheating Linear Change, 1400 oC×2h % | -0.1 | -0.1 | -0.20 |
+0.00 | +0.05 | +0.00 |
0.2mpa Refractoriness under load T0.6 °C≥ | 1550 | 1500 | 1470 |
Application:
low Porosity fire clay Bricks is widely used in metallurgy, petroleum, chemical industry, building materials, machinery processing, military, etc of thermal technology equipment.