--- product_id: 465228023 title: "Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool" brand: "refratech" price: "€ 48.61" currency: EUR in_stock: true category: "Refratech" url: https://www.desertcart.pt/products/465228023-rigidizer-for-ceramic-fiber-coating-2300f-rated-16-oz-rigidizer store_origin: PT region: Portugal --- # Erosion resistance vs high-velocity gases 2300°F heat resistance Hard abrasion-resistant finish Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool **Brand:** refratech **Price:** € 48.61 **Availability:** ✅ In Stock ## Summary > 🔥 Fortify your fireproof insulation with next-level protection! ## Quick Answers - **What is this?** Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool by refratech - **How much does it cost?** € 48.61 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/465228023-rigidizer-for-ceramic-fiber-coating-2300f-rated-16-oz-rigidizer) ## Best For - refratech enthusiasts ## Why This Product - Trusted refratech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Surface Armor:** Transforms fragile ceramic fiber into a tough, abrasion-resistant barrier that lasts. - • **Boosted Erosion Defense:** Enhances resistance against high-velocity gas erosion, extending the life of your insulation surfaces. - • **Streamlined Application:** Low viscosity formula allows effortless brushing, spraying, or dipping—get professional results in 24 hours. - • **Unmatched Heat Shielding:** Withstands extreme temperatures up to 2300°F, protecting your ceramic fiber insulation like a pro. - • **Versatile Industrial Strength:** Perfect for forges, kilns, ovens, and more—engineered for the toughest insulation challenges. ## Overview REFRATECH Rigidizer is a 16 oz high-performance ceramic fiber coating designed to enhance insulation efficiency and durability. Rated for temperatures up to 2300°F, it creates a hard, abrasion-resistant surface that protects against mechanical wear and high-velocity gas erosion. Its low viscosity ensures easy application by brushing, spraying, or dipping, curing fully in 24 hours. Ideal for industrial uses including forges, kilns, and furnaces, this rigidizer extends the lifespan and performance of ceramic fiber insulation. ## Description Buy REFRATECH Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool: Exhaust Coatings - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - HIGH TEMPERATURE INSULATION - This coating increases the insulation value of ceramic fiber materials and can with stand temperature up to 2300F - HARD SURFACE FINISH - Rigidizer makes the surface finish after application with increase resistance to mechanical abrasion and helps flexible ceramic fiber material from being too flaky - EROSION RESISTANCE - Rigidizer increases surface erosion resistance for surfaces exposed to high velocity gases - EASY TO APPLY - Because of it low viscosity its application on ceramic fiber materials becomes very simple. It can be applied with brushing, spraying or dipping. It takes around 24 hours for curing post application. (Don't keep the lid open when not in use for better preservation as it starts freezing when it comes in contact with air) - WIDE APPLICATION - This rigidizer is extensivly used in varied fields for surface coating of ceramic fiber insulation used in Forges, Foundry, Furnace, Stove, Oven, Raku, Kiln and many more ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B84XT8VN | | Best Sellers Rank | #54,065 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #47 in Firing Accessories | | Brand Name | REFRATECH | | Color | clear or transparent | | Compatible Material | Ceramic | | Container Type | Bottle | | Customer Reviews | 4.7 4.7 out of 5 stars (242) | | Full Cure Time | 24 hours | | Item Form | Liquid | | Item Package Quantity | 1 | | Manufacturer | Spectra Overseas | | Material Type | Colloidal Silica Compound | | Model | RCB-12 | | Other Special Features of the Product | High Temperature Insulation, Hard Surface Finish, Erosion Resistance | | Part Number | RCB-12 | | Specific Uses For Product | Repair, Flooring, Masonry, Countertop, Casting, Wall Repair, Table Top Coating | | Unit Count | 16 Ounce | | Viscosity Level | Low | | Volume | 16 fluid ounces | | Water Resistance Level | Not Water Resistant | ## Product Details - **Brand:** REFRATECH - **Item Form:** Liquid - **Material:** Colloidal Silica Compound - **Special Feature:** High Temperature Insulation, Hard Surface Finish, Erosion Resistance - **Specific Uses For Product:** Repair, Flooring, Masonry, Countertop, Casting, Wall Repair, Table Top Coating ## Images ![Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool - Image 1](https://m.media-amazon.com/images/I/71hLRDM3rpL.jpg) ![Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool - Image 2](https://m.media-amazon.com/images/I/61vP6jiTjfL.jpg) ![Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool - Image 3](https://m.media-amazon.com/images/I/81788qEK-FL.jpg) ![Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool - Image 4](https://m.media-amazon.com/images/I/81fcnW3GJ6L.jpg) ![Rigidizer for Ceramic Fiber Coating, 2300F Rated, 16 Oz Rigidizer | Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool - Image 5](https://m.media-amazon.com/images/I/81K4AdSq0QL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Will this adhere to steel?** A: No **Q: Can this be sprayed on the inside of a woodstove in place of fire brick?** A: Yes **Q: How much will this 16Oz bottle coat?** A: I had it for a whole 24"x 156" roll. Probably needed two bottles for that. ## Frequently Bought Together - REFRATECH Rigidizer for Ceramic Fiber Coating, 2300F Rated, Fireproof Insulation Surface Coating for Ceramic Fiber Blanket Boards Wool – 16 Oz Rigidizer - Mr Volcano Refractory Satanite 4.5 Pounds for Ceramic Blanket Lining 3200 Degree Mortar --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/465228023-rigidizer-for-ceramic-fiber-coating-2300f-rated-16-oz-rigidizer](https://www.desertcart.pt/products/465228023-rigidizer-for-ceramic-fiber-coating-2300f-rated-16-oz-rigidizer) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-08-08*