China Professional Factory Manufacturing 1-2cm Lava Stone for Water Treatment Soilless Matrix Grinding Filter Material Organic Fertilizer, Find details about China Tiles, Building Material from Professional Factory Manufacturing 1-2cm Lava Stone for Water Treatment Soilless Matrix Grinding Filter Material Organic Fertilizer
index | Unit | Test result | Index | Unit | Test result |
Volume weight | Kg/m3 | 740 | Surface acreage | m2/g | 13.6-25.5 |
Density | __ | 1:1.29 | Compression strengh | Mpa | 5.08 |
Water content | % | 0.9-1.0 | Shear strengh | Mpa | 3.98 |
Porosity | % | 73-82 | Friction loss rate | % | <1 |
Organic matter removing | % | >80 | membrane-forming time | hour | 27 |
COD removing | % | >85 | HCL soluble | % | >801.0 |
BOD removing | % | 75-93 | NH4+,N2 removing | % | >85 |