China Vitrified Micro Bubbles White Expanded Perlite Thermal Insulations Used Perlite, Find details about China Expanded Perlite, Soil Improer from Vitrified Micro Bubbles White Expanded Perlite Thermal Insulations Used Perlite
Expansion TemperatureºC | SiO2 | AL2O3 | Na2O+K2O | H2O(Ignition Loss) |
>1200 700-900 | >74 >70 | >12 >14 | <5 >8 | <20 >3 |
Grade | Bulk Density(kg/m3) | Water Ratio% | Size/% | Thermal Conduction /[ W/(m.K)] | |||||
5mm Weight of Screen Residue | 0.15mm Throughput | Average Temperature(295+5)K Temperature Gradient 5-10K/CM | |||||||
Max. | Max. | Max | Max | ||||||
Max | Premium | Acceptable | Salable | Premium | Acceptable | Salable | |||
75 | 75 | 2 | 2 | 2 | 4 | 6 | 0.047 (0.040) | 0.049 (0.042) | 0.051 (0.044) |