water base gilsonite


HTHP filtrate values in oil and water-based muds. In water based muds, ATDM Gilsonite is effective as a shale stabilizer and filter cake conditioner for prevention of stuck pipe. This product is especially effective when drilling low pressured or depleted sands.

TREATMENT RECOMMENDATIONS


ATDM Gilsonite is used in an initial treatment ranging from 2—6 lb/bbl. When added to a water based mud, Gilsonite Coupler must be added to preferentially water wet the ATDM Gilsonite This minimizes the product’s tendency to agglomerate and be removed by fine shaker screens.

Typical Properties

Softening Point (ASTM E28-92)
Ash (ASTM D271-70M)
Moisture (AGC Method)
Penetration (25°C, 100 gm, 5 sec.)
Specific Gravity
Color in Mass
Flash Point (COC)
Sulfur

166-177°C
330-350°F
<=15.0%
<=1.0%
0
1.06
Black
316ºC; 600ºF
0.3%

Typical Particle Sizing (ASTM E11-70)

% Retained (Cumulative)

Pulverized

+ 10 mesh
+ 35 mesh
+ 65 mesh
+ 100 mesh
+ 200 mesh

--
0
<=1
<=5
<=20



To download full information please click on download pdf button.


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