





Attributes
Water TreatmentApplication
SiO2Chemical Composition
Hebei, ChinaPlace of Origin
P-25918-3Model Number
WRBrand Name
Block-shapedShape
Product name:Porous Volcanic Rock Filter Media
Material:Natural volcanic rock (lava stone)
Porosity:70~82%
Specific Surface Area:13~25 m²/g
Bulk Density:0.7~1.3 g/cm³
Compressive Strength:≥ 5 MPa
pH Stability:6~9
Chemical Resistance:Excellent against acids and alkalis
Biofilm Formation Time:≤ 48h
Packaging:25 kg bag 1 MT jumbo bag bulk shipment















