The Hydraulic Frac Sleeve is installed at the bottom of the fracturing system to provide the initial communication between tubing and formation. The Frac Sleeve is activated by applying pressure to the tubing string that exceeds a predeterminded shear-pinned value, then provide communication between the tubing and annulus for subsequent fracturing operations. The reclosable version can be provided if customer desired. Features and Benefits: 1.The external material is optional (P110, L80 or higher grade);
2.Max pressure rating of 15,000PSI[103.4MPa];
3.Max temperature rating of 400℉;
4.Opening pressure is stable and adjustable.
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