Fluid Loss Control Additives for Oil Well Cementing

Product Description :

As the aggregated molecule chain of water soluble polymer can decrease the mud cake permeability of mud slurry, G310 introduces multi-functional groups that enhance the ability of anti high temperature and anti-salt.

Performance Characteristics :

  • G310 is polymerized by low molecular amide and carboxyl acid.
  • Temperature range: 30 ~ 200℃.
  • Salt range: fresh to saturated water.
  • Solubility: soluble easily.
  • Dosage: 3 ~ 6% (BWOS).
  • Compatibility: good.
  • Solubility with cement: applicable for any cement classes.
  • Stability: free water approach zero.
  • Thickening time: thickening curve approach a right-angle.
  • Density range: any density of cement slurry system.
  • Retarder effect can be controlled by accelerator or early strength in low and medium temperature.

Technical indicators :

Items Specification
Appearance viscous liquid
Initial consistency, Bc ≤ 30.0
Mutation value of thickening curve, Bc ≤ 10.0
Transition time, min ≤ 40.0
Water loss, ml / 80℃, 6.9MPa, 30min ≤ 150.0
Free water, ml / 80℃ ≤ 1.4
Compression strength, MPa / 102℃, 0.1MPa, 24h ≥ 14.0

 

The ingredient of the cement in the table is: JiaHua G class cement, density: 1.90 g/cm³, water quality: distilled water, Dosage of G310: 5.0% (BWOC).

Packaging, storage and transportation :

  • Be stored in 50L plastic barrel, 50kg/plastic barrel.
  • Be kept away from moisture and possible damage of the packages in transportation, be stored in cool and dry situation.
  • Storage life time is one years

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