The quality of the material is sintered, the weight is light and surface area is large, the water absorption is about 70%, the air permeability is high, the oxygen content of water is increased, the multiplication of nitrifying bacteria and the establishment of the colony system are greatly accelerated
Size: 25*25mm Packing:15KGS/Woven bag or carton box
Items |
Data |
Items |
Data |
PH |
7.1 |
Al2O3 |
7.87% |
Poros Ratio |
65.64% |
CaO |
8.44% |
Water adsorption |
58.86% |
MgO |
0.71% |
Volumn Density |
1.13g/cm3 |
Fe2O3 |
0.53% |
Compressive strength |
17 N/mm |
K2O |
0.53% |
SiO2 |
80.92% |
Na2O |
0.11% |
TiO2 |
0.13% |