A self-energizing packer whose elastomer expands after contact with the specified oil- or water-based well fluid, creating an annular seal without a conventional setting operation.
| Model | ZP-140 | ZP-178 |
|---|---|---|
| Nominal diameter (mm) | 139.7 | 177.8 |
| Maximum OD (mm) | 190 | 220 |
| ID (mm) | 124 | 159 |
| Overall length (mm) | 2500-5000 | 2500-5000 |
| Expansion ratio | ≥4 | ≥4 |
| Working diameter (mm) | 190-300 | 220-337 |
| Sealing pressure (MPa) | 25 | 25 |
Used for passive zonal isolation in open-hole and cased-hole completion strings.
YUXIN combines product engineering, machining, assembly, inspection and export coordination in Dongying, Shandong.
Send the existing model or drawing, connection dimensions, operating pressure and temperature, well conditions, quantity and destination.
Yes. YUXIN can review drawings and samples for material, tolerance, machining, inspection and batch-production feasibility.
Material and treatment options are selected around pressure, load, corrosion, wear, temperature and sour-service requirements.
Inspection planning can include dimensional checks, material documentation, assembly review and product-specific pressure or functional testing.
Yes. Batch supply, export packing and order documentation can be organized for distributors, service companies and project procurement.
Website data is for preliminary selection. Final compatibility is confirmed against the approved drawing, specification and purchase requirements.
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