Perlite powder
Appearance:White color ,powdered shape
Perlite produts: raw perlite , Perlite deslagging agent, expanded perlite ,perlite filter aid , Vitrified micro bubbles, Brilliant expansion perlite,perlite powder
1.Perlite powder size: 20-40mesh 30-50mesh 50-70mesh 100mesh 150mesh 200mesh 325mesh ,etc
2.Physical and chemicalsphysical properties:
Appearance | white color , granular | Thermal conductivity | 0.0220-0.0540 w/m °C |
Melting point | 1280-1350 ºC | Vickers hardness | 5.5-7 |
PH | 6.5-7.5 | Water soluble | <0.1% |
Acid soluble | <2% | Dioptre | 1.483-1.506 |
Chemical properties
Composition | Al2O3 | SiO2 | Fe2O3 | CaO | Na2O | K2O | MaO |
Percentage | 12-16 | 68-74 | 0.1-2 | 0.15-1.5 | 4-5 | 1-4 | 0.3 |