Volcanic rock
1.? Porous ,light weight, high strength
2.? Containing sodium, magnesium, aluminum, silicon, calcium, titanium, manganese, iron, nickel, cobalt, molybdenum etc
3.? Far infrared magnetic wave
4.? Thermal insulation, heat preservation, sound absorption
5.? Fireproofing, acid and alkali resistance, corrosion resistance
6.? No pollution ,no radiation
Chemical composition?
Element? | SiO2 | CaO? | MgO? | Fe2O3 | FeO? | Al2O3? | TiO3 | K3O? | Na2O? |
Content% | 53.82 | 8.36 | 2.46 | 9.08 | 1.12?? | 16.89 | 0.06? | 2.30?? | 2.55 |
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Size and Application
Size:?3-5mm?5-10mm?10-20mm?20-30mm?30-40mm?30-50mm 50-100mm?
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Application? | 1)?Construction |
2)?Water conservancy | |
3)?Grinding? | |
4)?Filter material | |
5)?Barbecue charcoal | |
6)?Garden landscaping, | |
7)?Soilless culture | |
8)?Ornamental stone |