Unifrax Fiberfrax 550K Ceramic Fiber Paper Insulation

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Durablanket S Ceramic Fiber Blanket (Lower Density than 550K)

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.  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')

1/4" thick x 48" wide ceramic fiber insulation rated to 2300°F (1260°C). It is a flexible but fairly rigid insulation and is easy to cut into various shapes. It is made from an unwashed high purity ceramic fiber. Its higher density and binders give performance properties ideal for most refractory-type applications.

• Color: White
• Soft Point: 3260°F (1760°C.)
• Density (PCF): 12 lb./ft³
• Fiber Index: (% Wt.): 50
• Thermal Conductivity (Btu in/hr ft²°F) @500°F: 0.40, @1000°F: 0.79, @2000°F: 1.29
• Composition: (Al₂O₃: 49.2%, SiO₂: 50.5%, Na₂O₃: 0.2%, Fe₂O₃: 0.06%, Others: 0.04%)

Secure Online Ordering Delivery time: typically ships in 1 working day or less plus allow additional time for your selected UPS or FedEx 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 our actual real-time quantity in stock
INDFB10001	550K	One square foot (Please order in 4 square foot increments) of 1/4" x 48" wide Ceramic Fiber Insulation cut from a 100 square foot boxed roll (48" x 25')	$4.50

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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