It has good water-loss controlling ability, especially CMC is highly effective drop filter-loss agent. Even added at low quantity, it can control water loss at very high level, but does not affect slutty's other characteristics.
It can form high quality slurry cake which is strong and flexible.
CMC-NA PHYSICAL CHEMISTRY QUALITY INDEX
ITEM | SPECIFICATION |
APPERANCE | WHITE OR LIGHT YELLOW POWDER, FREELY FLOWABLE |
MOSITURE % | 10% MAX |
PURITY | 80MIN |
D.S | 0.80MIN |
PH | 7.0-9.0 |
PERFORMANCE IN MUD
TYPE | ITEM | SPEC | ||
BASED SLURRY | FLUID LOSE, ml | DISTILLED WATER | SALT WATER | SATURATED SALT WATER |
60+-10 | 90+-10 | 100+-10 | ||
APPARENT VISCOSITY | 6max | 6max | 10max | |
PH | 8.0+-1.0 | 8.0+-1.0 | 7.5+-1.0 | |
HV-CMC | MUD YIRELD | 200MIN | 150MIN | 160MIN |
CMC OIL DRILING GRADE