Bentonite for oil drilling
|
project
|
Drilling Bentonite
|
Untreated bentonite
|
OCMA Bentonite
|
|
Viscometer readings 600r/min≥
|
30
|
|
30
|
|
Yield Value / plastic viscosity≤
|
3
|
1.5
|
6
|
|
Filtration volume / cm 3≤
|
15.0
|
|
16.0
|
|
75μm sieve, mass fraction /% ≤
|
4.0
|
|
2.5
|
|
Dispersed plastic viscosity / (mPa · S)≥
|
|
10
|
|
|
After filtration the amount of scattered / cm 3 ≤
|
|
12.5
|
|
|
Water (105 ° C). Mass fraction /% ≤
|
|
|
13.0
|
Bentonite for foundry
|
project
|
Drilling Bentonite
|
Untreated bentonite
|
OCMA Bentonite
|
|
Viscometer readings 600r/min≥
|
30
|
|
30
|
|
Yield Value / plastic viscosity≤
|
3
|
1.5
|
6
|
|
Filtration volume / cm 3≤
|
15.0
|
|
16.0
|
|
75μm sieve, mass fraction /% ≤
|
4.0
|
|
2.5
|
|
Dispersed plastic viscosity / (mPa · S)≥
|
|
10
|
|
|
After filtration the amount of scattered / cm 3 ≤
|
|
12.5
|
|
|
Water (105 ° C). Mass fraction /% ≤
|
|
|
13.0
|
Bentonite for metallurgy
|
project
|
Sodium Bentonite
|
Ca-bentonite
|
||||
|
Grade
|
2 items
|
Three Goods
|
Grade
|
2 items
|
Three Goods
|
|
|
Water absorption (2h) /% ≥
|
400
|
300
|
200
|
200
|
160
|
120
|
|
Blue absorption capacity/(g/100g) ≥
|
30
|
26
|
22
|
30
|
26
|
22
|
|
Swelling Index/(mL/2g) ≥
|
15
|
5
|
||||
|
Sieving ratio (75μm, dry sieving), mass fraction /%≥
|
98
|
95
|
95
|
98
|
95
|
95
|
|
Water (105 ° C). Mass fraction /%
|
9-13
|
9-13
|
||||
Bentonite of JJP gradeThe main technical indicators of soil particles JJP
|
Indicators
|
Moisture absorption rate
% |
Moisture
% |
Size
mm / tablets |
Dry grain compressive strength of
kg / particle |
Capacity
g/Cm3 |
Color
|
|
Model
|
>100
|
<10
|
1-4
|
>3
|
1.0±0.1
|
White, red, green
|