AG’s Black Silicone Coated Fibreglass Braided Rope is a premium-grade thermal insulation solution designed for demanding industrial applications. Manufactured by coating high-quality braided fiberglass with a tough layer of heat-resistant silicone rubber, this rope offers outstanding durability, flexibility, and fire resistance.
Key Features
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Exceptional Heat Resistance: Withstands continuous exposure from -40°C to +250°C, and offers short-term resistance to temperatures up to 1650°F (900°C) – making it ideal for use around boilers, furnaces, and high-temperature piping.
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Durable Construction: The internal core is tightly braided from industrial-grade fiberglass yarn, providing excellent mechanical strength. The silicone outer layer enhances abrasion resistance and seals against dust, oils, and moisture.
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Reliable Sealing Performance: Perfect for filling and sealing expansion joints between masonry, brickwork, or metal structures. Commonly used as dry packing for boilers and other high-temperature enclosures.
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Versatile & Easy to Use: Easily cut to length with scissors. Available in a wide range of diameters to suit your application. Custom lengths, diameters, and colors available upon request.
Common Applications
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Boiler door and flue seals
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Furnace and oven packing
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High-temperature insulation for pipework
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Sealing of kiln gaps and expansion joints
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Gasket and stuffing box applications in industrial machinery
Availability
Our black silicone coated insulation rope is currently only stocked in the popular 6mm size, however other sizes are available between 6mm all the way up to 50mm diameter. The colour of the silicone coating is also available for order in other colour options on request (lead time applies). AG only supplies premium, industrial-grade insulation materials backed by extensive application experience and expert advice. Whether you’re sealing a high-temperature flange or insulating around a furnace, our products are engineered for performance and reliability. For more information contact your local AG branch or representative.
