1.Expanded Perlite size :
60mesh, 100mesh, 120mesh, 150mesh,200mesh 325mesh 0.1-1mm, 0.5-1.5mm1-2mm, 2-4mm3-6mm 4-8mm
30-50mesh 50-70mesh80-100mesh80-120mesh 70-90mesh 20-40mesh ,0.05-1mm,0.06-2.5mm,0.1-1mm1-3mm3-5mm,
4-8mm >40 micron etc
2.Expanded Perlite specification
Item | Specification | Item | Specification |
Bulk density | 50-350kgsm3(as per customer's demands) | Thermal conductivity | 0.021-0.054 |
Appearance | white color , granulate or powder | Softening point | 890-1090 ºC |
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 |
3.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 |
4.Perlite features :
Poisonless,tasteless,staleless,nonconbustible,acid-resistant,alkali-resistant,Fireproofing,sound proofing ,light weight ,etc
5.Applications:
It can be used in oxygen manufacturer and freezer as well as insulating layer in transporting liquid oxygen and hydrogen.
It can be sused to filter liquor,oil,medicine,food and dirty water.
It can be used as filling and dilating agent in rubber,painter and plastice,etc.
It can be used as catalyst in explosives.
It can be used to absorb floating oil.
It canbe used in agriculture and gardening to improve the soil and withhold water and
fertilizer.
It can be mixed with different benders to make templets of different sizes and functions.
It can be used as in large volume as insulating layers in industrial smelting furnaces and walls and floors of architectures.