Petroleum grade Product features:
1, high degree of substitution, good uniformity of substitution .
2, high transparency, viscosity and water loss can be controlled .
3, suitable for fresh water, sea water, saturated brine slurry .
4, stabilize soft soil structure, prevent collapse of wall of a well .
5, can improve mud-making volum, reduce filteration loss .
6, has excellent performance in drilling of oil .
specification
Requirement | PAC-HV | PAC-LV |
Appearance | Free-flowing powder | |
API filtrate volume: | ||
At 0.57%(2ppb) of PAC concentration, ml | ≤20 | ≤25 |
At 0.86%(3ppb) of PAC concentration, ml | ≤15 | ≤15 |
At 1.14%(4ppb) of PAC concentration, ml | ≤10 | ≤10 |
YP volume: | ||
At 0.57%2ppbof PAC concentration | ≥2.4Pa (5 lb/100feet2 ) | ≤0.5Pa (1 lb/100feet2) |
At 0.86%3ppbof PAC concentration | ≥9.6Pa (20 lb/100feet2) | ≤1.0Pa (2 lb/100feet2) |
At 1.14%4ppbof PAC concentration | ≥19.2Pa (40 lb/100feet2) | ≤1.5Pa (3 lb/100feet2) |
[I] Polyanionic Cellulose (PAC)