Permatex Ultra Blue Multipurpose Gasket Maker

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TPermatex Ultra Blue Multipurpose Gasket Maker is sensor-safe, low odor and non-corrosive, with outstanding oil resistance and joint movement values.


Permatex Ultra Blue Multipurpose Gasket Maker

Permatex Ultra Blue Multipurpose Gasket Maker is designed specially for high-torque and high vibration applications, like those common in import engines, this premium RTV gasket maker exceeds manufacturers’ performance requirements.

  • OEM specified
  • Sensorsafe, low odor, and noncorrosive.
  • Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids.
  • Guaranteed not to leak.
  • Temperature range -65ºF to 500ºF (-54°C to 260°C) intermittent.
Suggested Application(s)
  • Automobile – Valve covers, oil pans, and timing covers.
  • Marine – Valve covers, oil pans, intake manifold end seals, timing covers, water pumps, thermostat housings.
  1. For best results, clean and dry all surfaces with a residue-free solvent, such as Permatex® Brake & Parts Cleaner.
  2. Cut nozzle to desired bead size – gaskets are best formed using a 1/16″ to 1/4″ (2 to 6 mm) bead.
  3. Apply a continuous and even bead of silicone to one surface; surround all bolt holes. Assemble parts immediately. Finger tighten bolts until material begins to squeeze out around flange. Allow to dry for one hour then retighten 1/4 to 1/2 turn.
  4. Silicone dries in 1 hour, and fully cures in 24 hours. Allow more time in cold or very dry conditions.
  5. Replace cap after use. Clean hands with dry cloth or Permatex® Fast Orange® Hand Cleaner. Clean tools with nonflammable cleaning fluid.

NOTE: Not recommended for use on head gaskets or parts in contact with gasoline.

  • Chemical Type: Oxime silicone rubber
  • Appearance: Blue non-sag paste
  • Odor: Low odor
  • Specific Gravity: 1.3
  • Viscosity: Thixotropic paste
  • Extrusion rate @ 25°C, (grams/min): 880
  • Flash Point °C (°F): >93 (>200)