Lava 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 |
Size and Application
Size: 3-5mm 5-10mm 10-20mm 20-30mm 30-40mm 30-50mm 50-100mm
| Application | 1) Construction |
| 2) Water conservancy | |
| 3) Grinding | |
| 4) Filter material | |
| 5) Barbecue charcoal | |
| 6) Garden landscaping, | |
| 7) Soilless culture | |
| 8) Ornamental stone |


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