Deacon 189 Graphite Injectable Sealant / Packing

What is the Deacon 189 Graphite Injectable Sealant / Packing?

Exceptional temperature range and application uses. Non-curing, Graphite based, Dense, Highly compressible, Excellent travel, Superior chemical resistance, Gray color. Shelf-life is 1 year in closed containers / packages.

What are the specifications of the 189 Graphite Injectable Sealant / Packing?

• Service Rating -240ºF to 1800ºF (-151ºC to 982ºC) Vacuum to 4600 PSI (317 Bar)
• Forms available: J-Stick; Plug (100 each, 5/8″ x 3″); 7/8 Stick (35 each, 7/8″ x 6″).

What are the characteristics of the 189 Graphite Injectable Sealant / Packing?

• Thermal expansion above 380ºF (193ºC)
• No carrier extrusion
• Limited off-gassing
• Remains flexible at high temperatures
• Non-reactive to most volatile organic compounds, solvents, acids, alkalis, and corrosive gases

Where is the 189 Graphite Injectable Sealant / Packing used?

• Valves, Flanges, Clamps, Enclosures, Perimeter Seals, Wire Wraps, Stuffing Boxes, Pumps, Rotating Equipment.

Which Deacon 189 Graphite Injectable Sealant / Packing do I order?

• J-Stick: part number 111-189 J STICK
• Plug (Pack of 100): part number 111-189 PLUG
• 7/8 Stick (Pack of 35): part number 111-189 7/8 X 6

Pack sizes: J-Stick = 1 each; Plug = 100 each (5/8″ x 3″); 7/8 Stick = 35 each (7/8″ x 6″).

How do I confirm this grade fits my service?

If your service condition sits near the rated temperature limit, send us the temperature and the medium with your enquiry and we will confirm the grade against the manufacturer’s data before quoting.

How do I order or get a quote?

PE Energy supplies the Deacon 189 Graphite Injectable Sealant / Packing from the 2026 manufacturer catalogue. Order the part number for the option you need, or send us the part number with your application details and we return pricing and lead time.