Permatex Sealant Ultra Black High Temp Silicone 0.5 oz Tube 22072

Permatex Sealant Ultra Black High Temp Silicone 0.5 oz Tube

The Permatex Sealant Ultra Black High Temp Silicone is a versatile and reliable sealant designed for high-temperature applications. Ideal for DIY enthusiasts, tradies, and automotive professionals, this sealant provides a durable, long-lasting bond that can withstand extreme heat and harsh conditions. With its easy-to-use tube, it is perfect for sealing gaskets, valve covers, and other engine components.

This high-performance silicone sealant from Permatex is formulated to resist oil, water, and other automotive fluids, making it an essential product for anyone working on engines or machinery. Its black colour ensures a clean and professional finish, making it suitable for both functional and aesthetic applications.

Key features

• High-temperature resistance up to 343°C (650°F)
• Flexible, durable bond that withstands extreme conditions
• Oil, water, and automotive fluid resistant
• Easy application with a convenient 0.5 oz tube
• Ideal for sealing gaskets, valve covers, and more
• Professional black finish for a clean look

Technical details

• Volume: 0.5 oz (14.2 g)
• Temperature range: -54°C to 343°C (-65°F to 650°F)
• Colour: Black
• Application type: Silicone sealant
• Form: Paste

Applications / fitment

This high temp silicone sealant is typically used in automotive and industrial applications where heat resistance is crucial.

• Sealing engine gaskets
• Repairing valve covers
• Sealing exhaust manifolds
• General automotive repairs
• Use in high-performance engines

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.
• Expertise in power products and consumables tailored for Australian conditions.

Frequently asked questions

How do I apply the Permatex Ultra Black High Temp Silicone?

Ensure the surfaces are clean and dry, then apply the sealant evenly to the area needing sealing. Allow it to cure as per the instructions on the tube.

Is this sealant suitable for use in high-performance engines?

Yes, the Permatex Ultra Black High Temp Silicone is designed specifically for high-temperature applications, making it suitable for high-performance engines.

How long does it take for the sealant to cure?

Cure time can vary, but it typically sets in about 1 hour and fully cures in 24 hours under normal conditions.

Can I use this sealant on metal surfaces?

Yes, this sealant is compatible with metal surfaces and provides a strong bond for sealing metal components.

Is it resistant to automotive fluids?

Yes, the Permatex Ultra Black High Temp Silicone is resistant to oil, water, and other automotive fluids.