5880 Alpine Ave. NWComstock Park, MI 49321  USA
Tel 616-784-1121800-442-2581Fax 616-784-7775 • E-mail sales@infraredheaters.com


visit our other website for home/office/factory non-infrared heating: HeatersPlus.com

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Unifrax Fiberfrax Durablanket S Ceramic Fiber Blanket Insulation

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Ceramic Fiber Paper (Higher Density than Durablanket S)

Fiberfrax® ceramic fiber insulation manufactured by Unifrax Corporation, from alumina-silica materials, offer outstanding thermal and physical characteristics. Exhibiting low thermal conductivity, excellent thermal stability, low heat storage, resistance to thermal shock, excellent corrosion resistance and are easy to fabricate and install.

1" thick ceramic fiber insulation blanket recommended for use in infrared panels. It is a needled blanket that has exceptional handling strength, while being flexible and lightweight. It is made from spun ceramic fibers and is rated to 2300°F (1260°C.)   Available in your choice of square foot sizes (please order in 4 square foot increments - example: 1' x 4') Also available as a 100 square foot boxed roll (48" x 25')
bulletColor: White
bulletSoft Point: 3200°F (1760°C.)
bulletDensity: 4 lb./ft3 (64 kg/m3)
bulletSpecific Gravity: 2.73 g/cm3
bulletComposition: (Al2O3: 40%, SiO2: 52%, ZrO2: 5%, Fe2O3: 0.6%, TiO2: 1.5%, Alkali: 0.05%, Leachable Chlorides: <10 ppm, Other Inorganics: 0.85%)

Typical Applications:
bulletInfrared panels and ovens
bulletFurnace, kiln, reformer and boiler linings
bulletInvestment casting mold wrappings
bulletHigh temperature gasketing
bulletAtmosphere furnace linings
bulletExpansion joint seals
bulletFlexible high temperature pipe insulation
bulletFurnace insulation, seals and repairs
bulletRemovable insulating blankets for field stress relieving welds
bulletReusable insulation for steam and gas turbines
bulletPressure and cryogenic vessel fire protection
bulletHigh temperature kiln and furnace insulation
bulletFurnace door linings and seals
bulletSoaking pit seals
bulletFurnace repairs
bulletThermal reactor insulation
bulletPrimary reformer header insulation
bulletGlass furnace crown insulation
bulletIncineration equipment and stack linings
bulletAnnealing cover seals
bulletHigh temperature filtration
bulletNuclear insulation applications
bulletField steam generator lining

Secure Online Ordering
Delivery time: typically ships in 1 working day or less plus the time of your selected UPS shipping method.  Your shipping cost will be displayed in your shopping cart. Minimum total order $25.00.

Item ID

Catalog# Description Price Click "Select" below to see the actual quantity in stock
INDFB10002 Durablanket S One square foot (Please order in 4 square foot increments) of 1" thick x 48" wide Ceramic Fiber Insulation cut from a 100 square foot boxed roll (48" x 25') $2.85 Select
INDFB10005

Durablanket S

50 square foot boxed roll of Durablanket Insulation (24" x 25').  Durablanket S 24" Wide Ceramic Fiber Insulation.  Small Roll (50 square foot boxed roll (24" x 25')) $110.00 Select

Fiberfrax® is a registered trademark of Unifrax Corporation and portions of this page were used with permission from, and are copyright of Unifrax Corporation.
For more information about Fiberfrax® and information about other Unifrax products please see their website: Unifrax Corporation.

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We are a distributor of infrared heaters for thermoforming and other industrial processing, comfort spot, portable and pet/animal heating.  Always consult manufacturers installation instructions for proper installation of the products or systems shown on this website.

visit our other website for home/office/factory non-infrared heating:

MOR ELECTRIC HEATING ASSOC., INC.
5880 Alpine Ave. NWComstock Park, MI 49321  USA
Tel 616-784-1121 800-442-2581Fax 616-784-7775 • E-mail sales@infraredheaters.com