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EP-204 is refined from vegetable oil through special sulfonating, neutralizing and emulsifying reaction processes. The lubricating property in brine systems is significantly enhanced. EP-204 disperses uniformly in various water-based drilling fluids and performs excellent lubricating and friction-reducing functions. It can be directly added to various water-based drilling fluids with a recommended dosage of 7.0 - 10.0 ppb.
| Items | Specifications |
|---|---|
| Appearance | Yellow or brown viscous fluid |
| Density, g/cm³ | 0.90 ± 0.10 |
| Volatile content, % | ≤10.0 |
| Decreasing rate of lubricating coefficient, % | ≥75.0 |
This product is a liquid packaged in 50L, 200L, or 1000L drums. It should be stored in a shady, dry place with good ventilation.





| I. Filtration Reducer For WBM | |
| DSP-1/DSP-2 Polymer Filtration Reducer, PAN-Trol, SMP/SMP-III, SPNH, LYS/SHR-1 Modified Starch, DACP | |
| II. Shale Inhibitor For WBM | |
| NP-1 Nano-polyester, NS-1 Nano-SiO2, FF-I/FF-V/FF-III Sulfonated/Emulsified Asphalt, AP-1 Polyamine, POLYOL, DLA-1 | |
| III. Lubricant For WBM | |
| HEP-1, EP-202, EP-204 Oil Base Lubricant, GR Solid Lubricant | |
| IV. Thinner For WBM | |
| SF Silicon-fluorine Thinner, DLST CF Chromium Free Lignosulfonate | |
| V. Lost Circulation Materials | |
| SDF3 Compounded LCM, GWS-1 Delayed Expansion, HFD-1 High Strength LCM | |
| VI. OBM Additives | |
| OME-1/OME-2 Emulsifiers, OFC Filtration Reducer, OMP-1/OMP-2 Sealing Additives | |