vermiculite

详情

SiO2: *6.*5%
MgO: 0.*7% 
AI2O3: *1.*6% 
Fe2O3: 3.**1.8% 
FeO: **3% 
K2O: *0.*0 
H2O: ***8% 
CaO: **2 
PH: ***1 

Properties: 
1.Ph is essentially neutral(7.0) 
2.Inorganic, inert and sterile. 
3.Odourless and non-toxic 
4.Improves soil aeration 
5.Retains moisture. 
6.Retaubs added nutrients to feed roots. 
7.Insulates and minimizes soil temperature fulctuations. 

Usage:

1.Vermiculite for industries:

Moulded shapes, bonded sodium silicate for uses in :high-temperature insulation,

Fireproofing of structural steel an pipes. As loose-fill insulation, packing material,Lightweight aggregate for plaster,proprietary concrete compounds,firestop mortar, cementitious spray fireproofing

2.construction vermiculite:

Light-weight aggregate for plaster, proprietary concrete concrete compounds,fireproof, motar and comentitious spray fireproofing. As an additive to fire proof wallboard.

Componet of the interior fill for firestop pillows,along with graghite. Used in-ground swimming pools to provide a smooth pool base, Light-weight insulative concrete