- C-S20Sa anti high temperature insolating additive, is composed of multiple copolymers, strong suspension, well compatibility, insulate drilling fluid and cement slurry efficiently when replace drilling fluid, prevent cement slurry of mixing with drilling fluids. Density from 1.0g/cm3 - 2.2g/cm3, insulating fluids come static after 24 hours, density mistake <0.10g/cm3.
- Temperature≤120℃(BHCT)
- Recommend addition:2-5%(BWOW)
| Item | Index |
| Appearance | White or faint yellow powder |
| Residue on sieve（0.25mm），% | ≤20.0 |
| Moisture，% | ≤3.0 |
| Burnt loss，% | ≤24.0 |
- C-S20S using 25kg polyethylene compound paper bag, or according to customers’ requirement.
- Ventilated, cool, dry condition, avoid of shining and raining. Guarantee period in 12 months.