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Gouda Vuurvast AK 90 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 90 Dense Refractory Brick.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Description: This brick can be used in very severe conditions, i.e. in reducing atmosphere at a high temperatures, e.g. in carbon-black furnaces.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	3.05 g/cc	0.110 lb/inÂ³	Apparent
Porosity	18 %	18 %	Apparent

Mechanical Properties	Metric	English	Comments
Compressive Strength	85.0 MPa	12300 psi	Cold Crushing Strength

Thermal Properties	Metric	English	Comments
Thermal Conductivity	2.20 W/m-K @Temperature 1100 Â°C	15.3 BTU-in/hr-ftÂ²-Â°F @Temperature 2010 Â°F
	2.30 W/m-K @Temperature 650 Â°C	16.0 BTU-in/hr-ftÂ²-Â°F @Temperature 1200 Â°F
	2.60 W/m-K @Temperature 100 Â°C	18.0 BTU-in/hr-ftÂ²-Â°F @Temperature 212 Â°F
Maximum Service Temperature, Air	1700 Â°C	3090 Â°F
	1750 Â°C	3180 Â°F	Deformation under load - t<sub>a</sub>

Component Elements Properties	Metric	English
Al2O3	90 %	90 %
Fe2O3	<= 0.50 %	<= 0.50 %
SiO2	9.5 %	9.5 %

Descriptive Properties	Value	Comments
Segercone	40
Thermal Shock Resistance	30 cycles	DIN 51068

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