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ACCELERATORS |
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| INTRODUCTION
Accelerators are materials which, when added to portland cement or portland cement blends, shorten the pumping time, setting time and time to develop compressive strength. Accelerators are primarily used in wells having BHCT less than 120° F. (49° C). |
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Calcium chloride flake used at concentrations from 1% to 4% BWOC. |
Liquid calcium chloride used at concentrations from 0.2 To 0.6 gallons per sack. Product Data Sheet |
Silicate accelerator/extender |
Liquid silicate accelerator/extender |
Salt blend, compatible with most formation brines |
NaCl, used at concentrations below 10% BWOW Product Data Sheet |
KCl, used below 5% BWOC, non-damaging to sensitive formations |
Cement Additives and Specialty Products
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Last modified: November 15, 2004