BNZ Materials Blazecrete 3200 Dense Castable

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BNZ Materials Blazecrete 3200 Dense Castable
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Blazecrete 3200 is a high alumina castable for service to 3200°F (1778°C). It has good volume stability, extremely high modulus of rupture and crushing strength, and is of high purity for special furnace atmospheres. Designed for use in casting burner blocks, roof centers in electric arc furnaces, continuous casting tundish covers, incinerators, and other areas where these extremely high temperatures are encountered. Information provided by BNZ Materials Inc.
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Physical Properties	Metric	English	Comments

Density	2.39 g/cc	0.0862 lb/in³

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.00830 GPa	1.20 ksi	At Use Limit; ASTM C268
	0.00480 GPa @Temperature 540 °C	0.696 ksi @Temperature 1000 °F	Fired; ASTM C268
	0.00480 GPa @Temperature 815 °C	0.696 ksi @Temperature 1500 °F	ASTM C268
	0.00480 GPa @Temperature 1095 °C	0.696 ksi @Temperature 2003 °F	ASTM C268
	0.00690 GPa @Temperature 104 °C	1.00 ksi @Temperature 219 °F	Dried; ASTM C268
	0.00830 GPa @Temperature 1260 °C	1.20 ksi @Temperature 2300 °F	ASTM C268
	0.00960 GPa @Temperature 1371 °C	1.39 ksi @Temperature 2500 °F	ASTM C268
Compressive Strength	26.9 MPa @Temperature 1260 °C	3900 psi @Temperature 2300 °F	Cold Crush Strength
	29.6 MPa @Temperature 1095 °C	4290 psi @Temperature 2003 °F	Cold Crush Strength
	37.9 MPa @Temperature 1371 °C	5500 psi @Temperature 2500 °F	Cold Crush Strength
	42.0 MPa @Temperature 815 °C	6090 psi @Temperature 1500 °F	Cold Crush Strength
	53.8 MPa @Temperature 1778 °C	7800 psi @Temperature 3232 °F	Cold Crush Strength; At Use Limit
	36.5 MPa @Treatment Temp. 540 °C	5290 psi @Treatment Temp. 1000 °F	Cold Crush Strength; Dried 104°C
	57.9 MPa @Treatment Temp. 104 °C	8400 psi @Treatment Temp. 219 °F	Cold Crush Strength; Dried 104°C

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	1760 °C	3200 °F

Component Elements Properties	Metric	English	Comments
Al2O3	53 %	53 %
CaO	2.7 %	2.7 %
Fe2O3	0.60 %	0.60 %
MgO	0.10 %	0.10 %
SiO2	39.9 %	39.9 %
TiO2	1.5 %	1.5 %

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CBNZ954 / 149194

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