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Gouda Vuurvast AK 70 A Dense Refractory Brick

Category	Ceramic , Oxide , Aluminum Oxide
Manufacturer	Gouda Vuurvast
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Gouda Vuurvast AK 70 A Dense Refractory Brick.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Description: This brick is made of a high quality bauxite. Application: transition zone of rotary cement kiln.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	2.65 g/cc	0.0957 lb/inÂ³	Apparent
Porosity	18 %	18 %	Apparent

Mechanical Properties	Metric	English	Comments
Compressive Strength	60.0 MPa	8700 psi	Cold Crushing Strength

Thermal Properties	Metric	English	Comments
Thermal Conductivity	1.90 W/m-K @Temperature 1100 Â°C	13.2 BTU-in/hr-ftÂ²-Â°F @Temperature 2010 Â°F
	2.00 W/m-K @Temperature 650 Â°C	13.9 BTU-in/hr-ftÂ²-Â°F @Temperature 1200 Â°F
	2.25 W/m-K @Temperature 100 Â°C	15.6 BTU-in/hr-ftÂ²-Â°F @Temperature 212 Â°F
Maximum Service Temperature, Air	1500 Â°C	2730 Â°F
	1500 Â°C	2730 Â°F	Deformation under load - t<sub>a</sub>

Component Elements Properties	Metric	English
Al2O3	74 %	74 %
Fe2O3	1.5 %	1.5 %
SiO2	19 %	19 %

Descriptive Properties	Value	Comments
Segercone	37
Thermal Shock Resistance	30 cycles	DIN 51068

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