{"product_id":"3m-urethane-seam-sealer-08368-white-high-solids-permanently-flexible-310-ml-cartridge","title":"3M Urethane Seam Sealer 08368 – White, High Solids, Permanently Flexible, 310 mL Cartridge","description":"\u003cp\u003e3M Urethane Seam Sealer 08368 is a high‑solids, single‑component sealant designed for automotive and RV seams and joints. It adheres to bare metal, primed metal, and painted surfaces, and can be smoothed to a featheredge or brushed for a clean finish. Its moisture‑curing chemistry helps it perform across a range of heat and humidity, while its permanently flexible profile resists cracking and shrinking as it cures. \u003cstrong\u003ePaintable after 30–45 minutes\u003c\/strong\u003e, with a cure time of about 24 hours, this sealer offers a durable seal without relying on solvent‑based formulations.\u003c\/p\u003e\n\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle‑component formula that adheres well to bare metal, primed metal, and painted surfaces\u003c\/li\u003e\n  \u003cli\u003eMoisture‑curing properties help it perform in warm or humid environments\u003c\/li\u003e\n  \u003cli\u003eNon‑shrinking, non‑cracking, and permanently flexible for long‑lasting joints\u003c\/li\u003e\n  \u003cli\u003eQuick drying: paintable after 30–45 minutes\u003c\/li\u003e\n  \u003cli\u003eThick consistency that fills larger voids and can be feathered to a smooth edge or brushed\u003c\/li\u003e\n  \u003cli\u003eDesigned for professional, industrial applications (not intended for consumer sale)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal‑world use and application tips\u003c\/h3\u003e\n\u003cp\u003eIn everyday auto body and RV repair scenarios, this sealant stabilizes seams before paint and exterior finishing. It bonds to metal panels, fenders, roof seams, and frame joints, helping create a unified surface. The texture supports tooling for a featheredge or a brushed finish, depending on your workflow and aesthetic goals.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePrepare a clean, dry surface and cut the nozzle to the desired bead size.\u003c\/li\u003e\n  \u003cli\u003eApply with steady pressure to form a consistent bead along the seam.\u003c\/li\u003e\n  \u003cli\u003eTool to featheredge if a seamless transition is needed, or brush for a textured finish.\u003c\/li\u003e\n  \u003cli\u003eAllow to cure for 24 hours for full strength; paintable after 30–45 minutes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: This product is intended for professional or industrial use. Always follow safety and handling guidelines on the product data sheet.\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 does 3M Urethane Seam Sealer 08368 bond to?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It adheres well to bare metal, primed metal, and painted surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon can you paint after applying the sealant?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Paintable after 30–45 minutes; full cure takes about 24 hours.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":42470898761813,"sku":"B007NIQONO","price":50.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/3m-urethane-seam-sealer-08368-white-cartridge-front.jpg?v=1778155337","url":"https:\/\/plentytorque.co.uk\/products\/3m-urethane-seam-sealer-08368-white-high-solids-permanently-flexible-310-ml-cartridge","provider":"PlentyTorque","version":"1.0","type":"link"}