expanded vermiculite
vermiculite
1. Physical Property
Thermal Conductivity | Fire-Proof | Temperature in Use | Water Absorption | Anti-freezing | Sound Absorption | Corrosion Resisting |
0.047-0.081 | 1300-1350 | 900-1000 | 26.5-40.6 | The parcicle size has no change, when it is freezed 15 times under -20 degree celsius. | 0.53-0.63 | Alkali-resisting |
2. Chemical Analysis
Element | SiO2 | MgO | Al2O3 | Fe2O3 | CaO | K2O | TiO2 | Ph |
Content% | 43.75 | 8.98 | 15.55 | 15.80 | 1.32 | 5.19 | 1.67 | 8-11 |
3. Vermiculite Applications
In Construction | 1. Fireproof Board |
In Industry | 1. Thermal Insulation, refractory |
In Agriculture: | 1. Horticulture |