1. Property
One-way Pressure Sealant for Drilling Fluid is a product in the form of gray yellow powder, When used in drilling, it can effectively block up leakage of every kind from the formation under the action of one-way pressure difference.
Item | Index |
Appearance | light yellow or yellow powder |
Density, g/cm3 | 1.40-1.60 |
Residue on sieve(0.28mm standard sieve), % | ≤10.0 |
Moisture,% | ≤8.0 |
Residue on ignition,% | ≤7.0 |
Water soluble | ≤5% |
Filtration loss, ml | ≤35.0 |
PH | 7---8 |
Change of density, g/cm3 | ±0.02 |
Note: Residue on ignition only for vegetable fibers: | 36-45% |
Storage and package
Stored in cool,dry and ventilated place.
25KG woven bag lined with pp bag.
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