Fluid loss reducing agent for cement mortars WellFix FL Ultra is a synthetic polymer on the basis of acrylic polymer.
It is delivered in bags of 25 kg, on pallets of 1,000 kg.
WellFix FL Ultra is designed to use as an additive to reduce cement slurry filtration when cementing oil and gas wells.
WellFix FL Ultra is recommended for the cementing of casing, pay horizons to preserve the reservoir properties of pay zones, as well as for cementing of gas wells and oil wells with gas-oil ratio.
WellFix FL Ultra plays role of gas blocking agent preventing and blocking migration of interzonal fluids and gases.
The additive WellFix FL Ultra inconsiderably extends the thickening time of cement slurry, after its initial setting and contributes to fast hardening of cement. Rapid development of consistency from 30 to 100 Bc provides the transmission of pressure from cement column in annulus onto the walls of borehole until the mortar hardens. Such effect also prevents penetration of fluids and gases into the cement column. The additive WellFix FL Ultra is capable of working in salt-saturated solutions (up to 18%) and at high temperatures up to 180°C.
Order the sample and test it in real conditions. Later on, our laboratory will elaborate on this reagent to adjust it to your specific needs.
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WellFix FL Ultra is added to dry cement mix or to cement tempering liquid. Recommended range of the WellFix FL Ultra concentrations is from 0.2 to 1.0% of the dry cement weight, depending on the type of cement slurry and the required value of water loss.
WellFix FL Ultra does not have any negative effect on the speed of strength development and on the value of the ultimate strength, and it does not cause any growth of viscosity of cement mortar under ground conditions, preventing thermal dilution under high temperatures of well bottom. WellFix FL Ultra is compatible with all classes of cements, as well as with all additives to cement mortars.
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