Liufangzi Natural Sodium Bentonite PH 8.92 Montmorillonite over 70 percent Specific viscosity over 1.19 add or reduce 0.02

Liufangzi  Brand Natural Sodium Bentonite

Bentonite Swelling Index ,ml/2g ,Chinese National Standard ≥24 Tested Report 24 ,Line Item Qualified

Methylene Volume,g/100g ,Chinese National Standard≥30 Tested Report 32,Line Item Qualified

Filter Loss Volume ,ml,Chinese National Standard <18,Tested Report 16.6,Line Item Qualified

Bentonite Durability ,ml/2g,Chinese National Standard ≥20 ,Tested Report 20,Line Item Qualified

Substance     content

Al2O3   15.24

Fe2O3   2.23

CaO      0.70

MgO      2.26

K2O       0.73

Na2O     1.95

TiO2       0.14

SiO2       71.79

CO2        0.05

PH          8.92

National Research Center of Testing Techniques for Building Materials

Test Report No.: 200733995    Date: 2007.12.18

Montmorillonite ≥70% Specific viscosity ≥1.19±0.02

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drilling mud bentonite clay