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Gouda Vuurvast AK 99 Dense Refractory Brick

Category	Ceramic , Oxide , Aluminum Oxide
Manufacturer	Gouda Vuurvast
Trade Name
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Gouda Vuurvast AK 99 Dense Refractory Brick.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Description: This high purity alumina based brick finds wide application in chemical reactors. The low percentages of SiO2 and Fe2O3 makes this brick very resistant in reducing conditions.Remarks: This data represents average values, obtained from samples that were cut from standard bricks.Information provided by Gouda Vuurvast.

Physical Properties	Metric	English	Comments
Density	3.25 g/cc	0.117 lb/inÂ³	Apparent
Porosity	15 - 18 %	15 - 18 %	Apparent

Mechanical Properties	Metric	English	Comments
Compressive Strength	75.0 MPa	10900 psi	Cold Crushing Strength

Thermal Properties	Metric	English	Comments
Thermal Conductivity	3.40 W/m-K @Temperature 650 Â°C	23.6 BTU-in/hr-ftÂ²-Â°F @Temperature 1200 Â°F
	3.40 W/m-K @Temperature 1100 Â°C	23.6 BTU-in/hr-ftÂ²-Â°F @Temperature 2010 Â°F
	5.00 W/m-K @Temperature 100 Â°C	34.7 BTU-in/hr-ftÂ²-Â°F @Temperature 212 Â°F
Maximum Service Temperature, Air	>= 1750 Â°C	>= 3180 Â°F	Deformation under load - t<sub>a</sub>
	1800 Â°C	3270 Â°F

Component Elements Properties	Metric	English
Al2O3	>= 99 %	>= 99 %
Fe2O3	<= 0.15 %	<= 0.15 %
Na2O or K2O	<= 0.35 %	<= 0.35 %
SiO2	<= 0.15 %	<= 0.15 %

Descriptive Properties	Value	Comments
Segercone	42
Thermal Shock Resistance	20 cycles	DIN 51068

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