{"product_id":"3m-heavy-bodied-seam-sealer-08308-two-part-automotive-epoxy-200-ml-cartridge-black","title":"3M Heavy-Bodied Seam Sealer 08308 – Two-Part Automotive Epoxy, 200 ml Cartridge, Black","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003e3M Heavy-Bodied Seam Sealer 08308 is a two-part epoxy seam sealer designed for a wide range of automotive sealing tasks. It cures quickly to form a tough, durable bead that helps protect seams from moisture, road debris, and typical under-body exposure. Supplied in a 200 ml (6.75 fl oz) cartridge and finished in black, it blends with many common automotive finishes for a clean, OEM-like look. The self-mixing system guarantees the correct mix ratio every time, supporting a reliable cure rate and a strong bead from the first application.\u003c\/p\u003e\n\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eHIGH-PERFORMANCE: Two-part epoxy seals vertical and horizontal seams to match OEM seals\u003c\/li\u003e\n  \u003cli\u003eMETERED MIXING: Dual syringe cartridge eliminates the difficulty and mess of manual mixing\u003c\/li\u003e\n  \u003cli\u003eNON-FLOWING: Heavy-bodied formula allows easy tooling for matching OEM seam sealer appearances\u003c\/li\u003e\n  \u003cli\u003eQUICK CURE: Non-sag property aids during vertical applications\u003c\/li\u003e\n  \u003cli\u003eSELF-MIXES: Makes a perfect formulation every time without mess\u003c\/li\u003e\n  \u003cli\u003eFor industrial\/occupational use only. Not for consumer sale or use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow it Works \u0026amp; Use Scenarios\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSeals door skins, floor pans, trunk floors, roof seams, and other automotive joints with a durable epoxy bead\u003c\/li\u003e\n  \u003cli\u003eSelf-mixing design ensures a consistent mixture without separate measuring steps, supporting workflow efficiency\u003c\/li\u003e\n  \u003cli\u003eCompatible with 3M Performance Manual Applicator 08117, Manual Cartridge Applicator 08571, or Performance Pneumatic Applicator 09930 (sold separately)\u003c\/li\u003e\n  \u003cli\u003eCure times help plan production: approximately 1 hour total cure under typical workshop conditions; handling 1–10 minutes; work time about 6 minutes; paint time around 15 minutes\u003c\/li\u003e\n  \u003cli\u003eColor option (black) helps blend with many vehicle surfaces for a seamless finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat to Expect in Practice\u003c\/h3\u003e\n\u003cp\u003eIn real-world use, this seam sealer offers a sturdy, paint-ready bead that remains well-formed on both vertical and horizontal joints. The heavy-bodied composition minimizes sag on upright seams, while the metered, self-mixing design reduces waste and setup time. Plan for a modest waiting period before topcoating to maintain the bead’s shape and adhesion.\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: What surfaces is the 3M Heavy-Bodied Seam Sealer best suited for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ideal for door skins, floor pans, trunk floors, and roof seams, delivering a durable epoxy bead.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does the cure take and what tools are recommended?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Cure is typically around 1 hour; use with 3M applicators 08117, 08571, or 09930 for best results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":42490042613845,"sku":"B000PEW41E","price":61.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/3m-heavy-bodied-seam-sealer-epoxy-bead-appearance.jpg?v=1778517260","url":"https:\/\/plentytorque.co.uk\/products\/3m-heavy-bodied-seam-sealer-08308-two-part-automotive-epoxy-200-ml-cartridge-black","provider":"PlentyTorque","version":"1.0","type":"link"}