Leader 978C Black Gold Sheet

Leader 978-C BLACK GOLD Compressed Non-Asbestos gasket sheet of aramid/inorganic fibers with a nitrile binder. (Black Sheet)

A dense, high strength, chemical resistant gasket sheet with a special, high temperature, anti-stick parting agent applied to both sides. 



  • High strength and excellent resistance to hot creep and broad chemical resistance
  • Ideal high performance gasket material
  • Suitable for gasketing in piping, machinery, equipment containing water, steam, petroleum based liquids, gases and mild acids or alkalines.
  • Excellent Sealability


Compatible With:

  • Water
  • Petroleum based liquids
  • Steam
  • Gases
  • Mild acids and alkalines
  • Most solvents excluding MEK and high aromatics
  • Ethylene glycol coolants and silicone fluids




Leader 978-C Gasket Sheets are available in these sizes:


1/64” X 60” X 60”

1/64” X 60” X 120”

1/32” X 60” X 60”

1/32” X 60” X 120”

1/16” X 60” X 60”

1/16” X 60” X 120”

1/8”  X 60” X 60”

1/8” X 60” X 120”

Note: Other thicknesses and sheet sizes may be available by special order.




Max Peak Temp


Max Continuous Temp


Maximum PXT

500,000 (1/16”)

Max Operating Pressure

1,000 PSI



ASTM F104 Line Call out: 





Leader 978C Black Gold Sheet Resource Page

1335 West 11th Street, Long Beach, CA 90813-2714

Phone: 562-435-2411 | Fax: 562-436-2140

Open to the Public Monday - Friday 8 am - 5 pm