{"product_id":"fasco-epoxies-cabosil-fumed-silica-thickener-epoxy-gel-coat-coatings-gallon-tub","title":"Fasco Epoxies Cabosil Fumed Silica Thickener – Epoxy, Gel Coat \u0026 Coatings, Gallon Tub","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eFasco Epoxies Cabosil is a fumed silica thickener packaged in a gallon tub, designed to nudge viscosity without sacrificing workability. This versatile additive helps coatings stay where you apply them, offering a non sagging performance that many hobbyists and pros rely on for precise, smooth finishes across epoxy, silicone, paints, varnishes, and other liquids.\u003c\/p\u003e\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncreases viscosity to reduce sag and drips on vertical surfaces\u003c\/li\u003e\n\u003cli\u003eOffers strong stability to help gel coats, epoxy, polyester and paints hold their shape\u003c\/li\u003e\n\u003cli\u003eCan strengthen coatings and act as a ceramic blanket rigidizer in compatible formulations\u003c\/li\u003e\n\u003cli\u003eMulti use thickener for epoxy resins and also suitable for rubber reinforcement when paired with fillers or fibers\u003c\/li\u003e\n\u003cli\u003eHydrophilic surface aids resin wetting and uniform distribution\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eReal world use cases\u003c\/h3\u003e\u003cp\u003eIn practice, Cabosil helps you achieve consistent film thickness on challenging shapes such as curved panels or edges. When integrated into epoxy systems, it can support a stable gel or enhance a non sagging finish. For gel coats and paints, it adds body without heavy compaction, resulting in even, predictable transfer from your tool to the surface.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEpoxy resin assembly and castings\u003c\/li\u003e\n\u003cli\u003eGel coats and polyester coatings\u003c\/li\u003e\n\u003cli\u003ePaints and varnishes applied to vertical or overhead surfaces\u003c\/li\u003e\n\u003cli\u003eRubber reinforcement projects where sag prevention matters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to use and best practices\u003c\/h3\u003e\u003cp\u003eStart with small increments and mix thoroughly, testing on a scrap panel before committing to a full batch. Add Cabosil gradually until you reach the desired viscosity and film integrity. Keep containers sealed and away from moisture to preserve performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCombine with fillers or fibers to prevent sag while building thickness\u003c\/li\u003e\n\u003cli\u003ePair with compatible resins for stable gel coats and coatings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStorage and safety\u003c\/h3\u003e\u003cp\u003eStore in a cool, dry place in the original gallon tub. Follow standard handling practices for fumed silica products and wear basic eye and skin protection when handling powders.\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 is Cabosil used for in epoxy projects?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Cabosil is a fumed silica thickener that increases viscosity and helps prevent sag on vertical surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How should I mix Cabosil with resins?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Start with small amounts, mix thoroughly, and test on a sample panel; adjust gradually to reach desired consistency.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fasco Epoxies","offers":[{"title":"Default Title","offer_id":53125330042991,"sku":"B0756L83XR","price":35.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/fasco-epoxies-cabosil-thickener-powder-gallon-tub.jpg?v=1779178791","url":"https:\/\/taskholt.com\/products\/fasco-epoxies-cabosil-fumed-silica-thickener-epoxy-gel-coat-coatings-gallon-tub","provider":"TaskHolt","version":"1.0","type":"link"}