Critical Gel Strength Period

Time required for the cement to progress from Critical Static Gel Strength to a static gel strength of 500 lb/100 ft2.

Source: API RP 65, Cementing Shallow Water Flow Zones in Deepwater Wells, First Edition, September 2002 (August 2003). Global Standards

Critical Gel Strength Period (CGSP)

The time between the development of the critical static gel strength (CSGS) and a static gel strength of 500 lbf/100 ft2.

Source: API STD 65 – Part 2, Isolating Potential Flow Zones During Well Construction, Upstream Segment, Second Edition, December 2010. Global Standards


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