RTV Silicones for Gasketing Applications - Sealing Compounds

Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker

 Permatex Ultra Black is a high-performance RTV silicone gasket maker engineered for maximum oil resistance and long-lasting durability. Designed to withstand extreme environments, it resists fluids and vibrations while remaining non-corrosive and highly flexible. Its patented adhesion system ensures superior bonding on oily surfaces, making it ideal for automotive and industrial gasketing tasks.

FEATURES:

  • Withstands temperatures from -65°F to 500°F (intermittent)

  • Exceptional resistance to oil, fluids, and vibration

  • Retains flexibility and seal integrity over time

  • Non-corrosive and sensor-safe formula

  • Patented adhesion system enhances performance on oily surfaces

Applications:

  • Valve covers, oil pans, timing covers

  • Transmission pans and differential covers

  • Any rigid flange where oil resistance and high flexibility are needed

  • Automotive, marine, and heavy-duty equipment sealing jobs

 

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