Fluid Loss Control Additive for Oil Well Cement

Product Description :

G304 can achieve the purpose of reducing water loss by forming a dense polymer membrane and enhancing the viscosity of the aqueous phase.

Performance Characteristics :

  • G304 consists of many kinds of additives, such as water-soluble polymer.
  • Dosage: 0.8% ~ 2.0% (BWOC).
  • G304 has a slight irritating smell.
  • G304 has a slight retarding effect.
  • Applicable temperature range: 30oC ~ 120℃ (BHCT).
  • The adding amount should be increased with the increasing temperature, and together with the necessary retarder to adjust thickening time.
  • Its initial consistency is small, and slurry rheology is good.
  • It has no adverse effect on the compressive strength.
  • It’s suitable for dry mixing.

Technical indicators :

Appearance Brownish red powder or particles
Water content, % ≤ 8.0
Fineness (0.315 mm screen residue), % ≤ 15.0
Initial consistency, Bc ≤ 30.0
Thickening liner, min / 80℃, 46.5MPa, 45min Normal
Time of 40Bc~100Bc, min ≤ 40.0
Water loss, ml / 80℃, 6.9MPa, 30min ≤ 150.0
Compression strength, MPa / 102℃, 21MPa, 24h ≥ 14.0

 

The ingredients of the cement in the table are: G class cement, W/C: 0.44, Dosage of G304: 1.2% (BWOC), Water quality: distilled water.

Packaging, storage and transportation :

  • Be sacked with three three-layer plastics bag, 25kgs per bag.
  • Be kept away from moisture and damaged condition of package during transportation, stored in cool and dry place.
  • Storage life time is two years.

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