{"product_id":"loctite-copper-anti-seize-lubricant-1-lb-brushtop-bottle-high-temp-multi-metal-protection","title":"Loctite Copper Anti-Seize Lubricant 1 lb Brushtop Bottle, High-Temp Multi-Metal Protection","description":"\u003cp\u003e\u003cstrong\u003eLoctite Copper Anti-Seize Lubricant in a 1 lb brushtop bottle is a high-temperature, multi-metal paste designed to prevent seizing, corrosion, and galling on threaded and electrical automotive connections.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis professional-grade anti-seize combines copper particles with a durable carrier to protect metal surfaces under extreme heat and heavy loads. Engine builders, mechanics, and maintenance professionals use it where metal-to-metal contact risks corrosion, thread galling, or difficult disassembly. The brushtop bottle delivers controlled application, letting you target spark plug threads, terminal studs, and flange bolts without waste.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this product protect parts in high-temperature engines?\u003c\/h3\u003e\n\u003cp\u003eThe copper-based formula remains stable across a very wide temperature range, forming a protective barrier that resists oxidation and metal fusion. That barrier reduces friction and helps components separate cleanly after long exposure to heat, preventing the common problem of rounded threads or frozen fasteners.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTemperature tolerance from -30°F up to 1800°F for sustained protection\u003c\/li\u003e\n  \u003cli\u003eCopper solids prevent metal-to-metal bonding under heat\u003c\/li\u003e\n  \u003cli\u003eResists rust and oxidation in exhaust and engine environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use Loctite Copper Anti-Seize on electrical connections?\u003c\/h3\u003e\n\u003cp\u003eYes — the formula improves electrical contact by minimizing resistance at threaded terminals and grounding points. When applied sparingly to connectors and spark plug threads, it helps maintain consistent conductivity and reduces potential voltage loss.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEnhances stable power transfer across metal contacts\u003c\/li\u003e\n  \u003cli\u003eSuitable for spark plug threads and stud connections\u003c\/li\u003e\n  \u003cli\u003eReduces risk of intermittent electrical contact and corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich metals and surfaces are safe to treat with this grease?\u003c\/h3\u003e\n\u003cp\u003eLoctite Copper Anti-Seize is formulated for compatibility with a broad range of substrates, including stainless steel, aluminum, and plated finishes. It also performs on passive or active metal surfaces without causing galvanic damage when used as directed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks on ferrous and non-ferrous metals\u003c\/li\u003e\n  \u003cli\u003eSafe for plated and passive substrates like aluminum and stainless\u003c\/li\u003e\n  \u003cli\u003eIdeal for bolts, studs, flanges, and spark plug threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply the brushtop bottle effectively?\u003c\/h3\u003e\n\u003cp\u003eThe 1 lb brushtop bottle gives precision and control for workshop use: brush a thin, even film onto threads, studs, or contact faces where protection is needed. Remove dirt and oil before application, then reassemble; avoid over-application to prevent contamination of surrounding components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBrush onto clean, dry threads or terminals for best adhesion\u003c\/li\u003e\n  \u003cli\u003eApply a thin coat — heavy layers are unnecessary and messy\u003c\/li\u003e\n  \u003cli\u003eReapply during major service intervals or before long-term exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? Loctite Copper Anti-Seize 1 lb brushtop is made for professional mechanics, engine builders, fleet technicians, and serious DIYers who need reliable, high-temperature protection and improved electrical contact. It suits anyone working on automotive engines, exhaust assemblies, spark plugs, or heavy equipment where heat, corrosion, and locked fasteners are a concern. If you need a robust anti-seize that performs across varied metals and extreme temperatures while offering convenient brush application, this product meets those requirements.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Loctite Copper Anti-Seize safe on aluminum and stainless steel?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s formulated for stainless steel, aluminum, plated surfaces and other metals when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What temperature range does this anti-seize withstand?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This copper anti-seize resists temperatures from about -30°F up to 1800°F for high-heat applications.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Loctite","offers":[{"title":"Default Title","offer_id":67591131037881,"sku":"B0033CP1SI","price":67.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/loctite-copper-antis-eize-brushtop-front-label.jpg?v=1790542045","url":"https:\/\/redleafauto.ca\/products\/loctite-copper-anti-seize-lubricant-1-lb-brushtop-bottle-high-temp-multi-metal-protection","provider":"Redleaf Auto","version":"1.0","type":"link"}