Product description
Usege: Lava stone is widely used in cooking , BBQ , construction,irrigation works, filter material, garden scene, soilless culture etc . Properties: 1.Explosion protection. 2.Weight is very light. 3.Perfect intensity 4.Heat preservation and thermal insulation. 5.Has lots of holes 6.Corrosion and acid-base resisting 7.Non-pollution and no radioactivity, environment protection 8.Different specifications.
Chemical composition
SiO2 | CaO | MgO | Fe2O3 | Al2O3 | K2O | FeO | Na2O | TiO2 |
53.82% | 8.36% | 2.46% | 9.08% | 16.89% | 2.3% | 1.12% | 2.55% | 0.06% |