Specifications
1.Size:1-2mm,2-4mm,3-6mm4-8mm2.Usage:Horticulture,Agriculture
3.SiO2:68-74%
4.Manufacturer
5.Bulk density:80-120kgs/m3
Perlite horticulture ,perlite agriculture ,perlite hydroponics
H.S code:6806200000
Our perlite products:raw perlite , Perlite deslagging agent, expanded perlite ,perlite filter aid , Vitrified micro bubbles, Brilliant expansion perlite,perlite powder
1.Size :1-3mm,2-4mm,2-5mm3-6mm,3-8mm,4-8mm etc
2.Chemicals and physical 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 |
Item | Specification | Item | Specification |
Bulk density | 80-120kgsm3(as per customer's demands) | Thermal conductivity | 0.021-0.054 |
Appearance | white color , granular | Softening point | 890-1090 ºC |
Melting point | 1280-1350 | Vickers hardness | 5.5-7 |
PH | 6.5-7.5 | Water soluble | <0.1% |
Acid soluble | <2% | Dioptre | 1.483-1.506 |
Features | Low density poisonless,tasteless,stalelessnoncombustible , acid-resistant,alkali-resistant,Fireproofing,sound proofing , light weight ,etc |