A compact follower-type polished rod stuffing box designed to compensate for lateral rod movement, distribute packing load more evenly and reduce leakage caused by eccentric wear.
| Parameter | Specification |
|---|---|
| Test pressure | 30 MPa |
| Working pressure | 20 MPa |
| Alignment range | 1–16 mm |
| Overall height | 350 mm |
| Medium temperature | −30 to 80 °C |
| Polished rod diameter | 25–38 mm |
| Connection | Clamp, internal thread or external thread |
Install with the packing released, pass the polished rod through the body without obstruction, secure the wellhead connection and compress the packing. Avoid unnecessary disassembly of the factory-tested sealing sections.
Rod-pumped oil wells requiring compensation for polished-rod offset and reduced packing wear.
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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