Product Name

Bentonite

Color

White/Yellow/Light pink

Texture

Powder 

SiO2

≥69.32%

Al2O3

≤14.27%

CaO

≤1.84%

NaO

≤1.91%

K2O

≤14.27%

Al2O3

≤14.27%

Free acid (H2SO4), w%

≤0.30

Decolorizing power (Via rapeseed oil),  

≥90

Activity (NaAc approach), mmol/kg

≥160

Specific surface are, m2/g

≥130

Water content before leaving Factory, w%

≤12.0

Filtration rate, ml/min w%

Via testing

PH (50g/L Suspension)

2.5-4.8

Granularity(Over 0.075mm screen mesh), w%

≥90

To be suitable for lower solid mud, has clear action on stop falling anything from caving and stop up leak,it has good close water base of interchangeability, thixotropy, lubrication, dilatancy, suspension property and similar to white powder, it is also or be used for oil and gas well drilling and civil-engineering include applied drilling fluid system for horizontal directional drilling (HDD), applied fluid solutions for diaphragm walls and piles, lubrication fluids for micro tunneling or pipe jacking, drilling fluids for water well, exploration and mining, fluids solution for shield tunneling.