Description
Permatex copper anti-seize lubricant in an 8 oz brush top bottle is a heavy-duty lubricant and metal-loaded compound for high-temperature threaded assemblies. Mechanics and maintenance teams reach for it to prevent galling, seizing, and cold-welding on exhaust manifolds, spark plugs, lug nuts, and any fastener that has to come back apart years later. The brush-top format keeps application clean and reduces overuse.
Why choose Permatex copper anti-seize for high-heat threads
The formula combines a graphite base with finely milled copper and aluminum particles. It carries a service range up to 1800 F, which is well above what most petroleum-based lubricants survive. The cap-mounted brush puts material on threads cleanly without overspray. Consistency holds in place during assembly rather than running off vertical surfaces, which matters on overhead exhaust work and on production benches where parts sit before final torque.
- Service temperature up to 1800 F
- Copper, aluminum, and graphite particle blend
- Prevents galling, seizing, and corrosion in threaded joints
- Resistant to salt water, road spray, and most chemicals
- Compatible with stainless, carbon steel, aluminum, brass, and cast iron
- 8 oz brush top bottle with cap-mounted applicator
- Stable across long storage, no separation when stirred
Typical applications where Permatex copper anti-seize earns its keep
Exhaust system bolts, oxygen sensor threads, spark plug threads on aluminum heads, lug nuts on heavy equipment, manifold studs, and high-temperature pump fasteners are the workhorse uses. The brush-top format is easier on the production line than a tube because the applicator is built into the lid. A light coat on each thread is enough. Heavy application can affect torque values, so apply enough to coat and not more. For stainless-on-stainless threaded joints, this product cuts cold-welding risk dramatically.
Need a quote, datasheet, or higher quantity packaging? Call Chemical Concepts at (800) 220-1966 or email [email protected]. Browse the rest of our line in lubricants or learn more about the formulation chemistry from Permatex.







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