The DAV MX™ Circsub is a class-leading downhole circulation bypass tool that delivers significantly improved performance across drilling, completions and P&A operations.
Simple to use, the multi-function, multi-cycle DAV MX™ circulating sub can be used across a wide range of applications including hole cleaning, displacements, LCM Spotting, BOP jetting and many others. The rapid, smart dart’s activation speed, versatility and robustness gives the operator fast circulating options in nearly any circumstance.
With more than 2,500 runs, it can and has been run in virtually any environment. The tool has achieved activations at depths of more than 31,000 feet, hot holes of up to 250oC, heavy mud weights of up to 20 PPG, and has been activated at up to 98° inclination.
Features / Benefits
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- Fast activating (darts travel up to 1000ft / min)
- Versatile – provides split flow, full-bypass and soft shear dependant on dart choice (over 20 application types in drilling, completion or P&A)
- Innovative and simple design gives robust sub with high reliability
- Requires no service hand and no need for configuration prior to use
- Largely immune to variations in angle, temperature, differential pressure, mud type and mud weight
- Only downhole repairable Circsub on the market