Unifrax rigid board products are manufactured to provide excellent performance in any application which requires high modulus of rupture (MOR) and a rigid form. The product is designed to resist erosion, vibration, mechanical stress, and can be easily customized on jobs to fit any installation.

Fiberfrax® Duraboard® Products

Refractory Ceramic Fiber (RCF). Temperature Grade: 2300°F (1260°C), 2600°F (1430°C), 3000°F (1650°C).

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Fibermax® Duraboard® 1700 and 1800

Polycrystalline mullite fiber. Temperature Grade: 3000°F (1650°C).

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