Thermal Ceramics Alfibond 2800 Shapes

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Thermal Ceramics Alfibond 2800 Shapes
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Alfibond 2800 is the highest quality ceramic fiber insulations manufactured from inorganic binders and a blend of high purity alumina-silica fibers and polycrystalline alumina fibers used in applications where strength and temperature are very important. Features: No organic binders Nominal 29 lb/ft3 (13 kg/m3) density ceramic fiber insulation Non wetting to aluminum Complex shape capability Low thermal conductivity and heat storage High resistance to thermal shock and molten aluminum attack Advanced vacuum forming technology produces unique insulating products Applications: Ladle liners Transfer launders Sample ladles Die casting of metals Burner blocks Hot face linings Applications where dense ceramic fiber products are required Information provided by Thermal Ceramics Data has not been recently verified. Please contact manufacturer for current information.
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Physical Properties	Original Value	Comments

Density	0.448 g/cc
Loss On Ignition	6.0 - 9.0 %

Mechanical Properties	Original Value	Comments
Modulus of Rupture	0.275 - 0.325 ksi	after 24 hour isothermal soak
Compressive Yield Strength	0.120 MPa	after 24 hour isothermal soak, at 5% deformation
	0.160 MPa	after 24 hour isothermal soak, at 10% deformation

Thermal Properties	Original Value	Comments
CTE, linear	2.80 µin/in-°F @Temperature 20.0 °C
Specific Heat Capacity	0.270 BTU/lb-°F
Thermal Conductivity	0.720 BTU-in/hr-ft²-°F @Temperature 538 °C	ASTM C210
	1.01 BTU-in/hr-ft²-°F @Temperature 816 °C	ASTM C210
	1.44 BTU-in/hr-ft²-°F @Temperature 1090 °C	ASTM C210
Melting Point	3200 °F
Maximum Service Temperature, Air	2800 °F
Shrinkage	0.20 % @Temperature 982 °C
	0.30 % @Temperature 1090 °C
	1.1 % @Temperature 1200 °C
	1.6 % @Temperature 1320 °C
	1.6 % @Temperature 1540 °C
	1.7 % @Temperature 1430 °C

Component Elements Properties	Original Value	Comments
Al2O3	62 %
Other	<= 1.0 %
SiO2	38 %

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CTHERM197 / 2517

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