Skamol Group SKAMOBAR 69 Low-Alumina Fireclay Brick

Category	Ceramic , Oxide , Silicon Oxide
Manufacturer	Skamol Group
Trade Name	SKAMOBAR
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Skamol Group SKAMOBAR 69 Low-Alumina Fireclay Brick.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Low-alumina fireclay brick has the following characteristics: Max. service temperature 1100Â°C (2012Â°F)For barrier lining of aluminum reduction cellsExcellent cryolite resistanceLow thermal conductivityLow gas permeabilityLow porositySuperior resistance to molten aluminumInformation provided by Skamol.

Physical Properties	Metric	English	Comments
Bulk Density	2.15 g/cc	0.0775 lb/inÂ³	EN 993-1 1995
Porosity	16 %	16 %	Apparent; EN 993-1 1995

Mechanical Properties	Metric	English	Comments
Compressive Strength	50.0 MPa	7250 psi	EN 993-5 1998

Thermal Properties	Metric	English	Comments
Thermal Conductivity	1.10 W/m-K @Temperature 200 Â°C	7.63 BTU-in/hr-ftÂ²-Â°F @Temperature 392 Â°F	Mean temp.; EN 993-15 1998
	1.20 W/m-K @Temperature 600 Â°C	8.33 BTU-in/hr-ftÂ²-Â°F @Temperature 1110 Â°F	EN 993-15 1998
	1.30 W/m-K @Temperature 900 Â°C	9.02 BTU-in/hr-ftÂ²-Â°F @Temperature 1650 Â°F	EN 993-15 199
Maximum Service Temperature, Air	1100 Â°C	2010 Â°F
Shrinkage	-0.500 % @Temperature 20.0 - 850 Â°C	-0.500 % @Temperature 68.0 - 1560 Â°F	ASTM C-372 2001

Component Elements Properties	Metric	English
Al2O3	28 %	28 %
CaO	1.0 %	1.0 %
Fe2O3	1.5 %	1.5 %
K2O	2.0 %	2.0 %
MgO	0.50 %	0.50 %
Na2O	1.0 %	1.0 %
SiO2	68 %	68 %
TiO2	1.0 %	1.0 %

Descriptive Properties	Value	Comments
Color	Yellow
Cryolite Resistance (SINTEF) Dissolved	3.5 cm²
Dimensional Tolerances: Dimensions	Â± 2.0mm (Â± 0.08")
Dimensional Tolerances: Dimensions >200mm %	Â± 0.75%

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