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PU-IS
OVERVIEW
The PU-IS Secondary Seal is an elastomer seal compressed of an injectable plastic packing.
The PU-IS Secondary Seal, the standard version, is inserted in the bottom of Casing Head Spool or Tubing Head Spool (S Tubing Head Spool / D Tubing Head Spool).
FEATURES
- Casing size: 4 1/2” ÷ 16”;
- Pressure rating: 2,000 ÷ 10,000 PSI;
- Easy to install;
- Bidirectional seal;
- Metal anti-extrusion rings on each side;
- Soft paking seal energized.
