Summary
OBC-G86S is a kind of AMPS polymer fluid loss additive which has the characters of anti-salt, quick strength development and few free water. It is a kind of widespread use product, which can be used in different kinds of cement slurry systems and has good compatibility with other additives. OBC-G86S has few requirements with mixing water and is not only applicable in freshwater cement slurry, but also applicable in sea water cement slurry. The product dosage is not sensitive and there is no mutation point and safety in use.
Usage range
Temperature: 20~120℃ (BHCT).
Recommend dosage：0.4~1.0% (BWOC).
Applicable in every kind of cement slurry systems, which are composed by every grade of oil-well cement(defined by GB10238 or APISpec10A) and other additives(just like silicon powder, drift beads, flyash, bentonite, barite powder and hematite).
Technical data
|
Item |
Index |
|
Appearance |
Light yellow powder |
|
pH |
7~8 |
|
Fluid loss（50℃，6.9MPa，30min），mL |
≤30 |
|
Free water（50℃），mL |
≤1 |
| Slurry composition: SD“G”cement 800g, Fresh water 352g, OBC-G86S 3.2g, OBC-X60L 4g. | |
Packing
Packaged in 25 Kg multi-ply paper sack with waterproof plastic film inside. Or based on customers’ request.
Storage
It should be stored in cool, dry and ventilated areas and avoid being exposed to the sun and rain.
Shelf life:24 months.
