| Place of Origin: | India |
|---|
Quick Details
Specifications
ATTAWELL :
Attapulgite, a naturally occurring clay mineral having crystalline hydrated
magnesium alumina-silicate with a
three dimensional chain structure , alumina
silicate having a theoretical formula of Mg5 Si8O20 (OH)2(OH2)4.4H2O.
The
significant substitution Mg, Al, Fe ions at octahedral position and Ca,Na,K
ions interlayer cation.
|
Sr no. |
Parameters |
Requirements |
|
1 |
Appearance |
Off White |
|
2 |
Moisture Content |
9 - 12% |
|
3 |
pH |
7.5 - 9.5 |
|
4 |
Swelling Index ( 1 hrs ) |
95% |
|
5 |
Swelling Index ( 24 hrs ) |
85% |
|
6 |
Residue > 75 micrometers |
2% max |
|
7 |
LOI |
20 - 25% |
|
8 |
SiO2 |
37 - 42% |
|
9 |
Al2O3 |
5 -10% |
|
10 |
Fe2O3 |
4 -5% |
|
11 |
CaO |
4 -5% |
|
12 |
MgO |
10 -12% |