Unifrax Fiberfrax® Duraback® Ceramic Fiber Insulator

Category	Ceramic , Oxide , Aluminum Oxide , Silicon Oxide
Manufacturer	Unifrax I LLC
Trade Name	Fiberfrax®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Unifrax Fiberfrax® Duraback® Ceramic Fiber Insulator.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Fiberfrax Duraback blanket is a strong, lightweight, flexible needled blanket intended for use as a cost-effective back-up insulation in Fiberwall® furnace linings. It is recommended for use up to 982°C (1800°F).Duraback blanket can be installed up to four times faster than common block-type back-up insulation.Typical ApplicationsBack-up for Fiberwall® lining systemsFiller for insulating padsExpansion joint materialInformation Provided by Unifrax I LLC

Physical Properties	Metric	English	Comments
Specific Gravity	2.73 g/cc	2.73 g/cc
Density	0.0641 g/cc	0.00231 lb/in³

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	1.13 J/g-°C @Temperature 1093 °C	0.270 BTU/lb-°F @Temperature 1999 °F
Melting Point	1648 °C	2998 °F
Maximum Service Temperature, Air	982 °C	1800 °F	Recommended Operating Temperature

Component Elements Properties	Metric	English
Al2O3	31 - 35 %	31 - 35 %
CaO	<= 7.5 %	<= 7.5 %
Fe2O3	1.3 %	1.3 %
MgO	0.50 %	0.50 %
SiO2	50 - 54 %	50 - 54 %
TiO2	1.7 %	1.7 %
ZrO2	5.0 %	5.0 %

Descriptive Properties	Value	Comments
Average Fiber Diameter (microns)	2-4
Color	White
Fiber Diameter (microns)	2-4
Temperature Grade (°C)	982

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