Chosun Refractories MMCT-75 Special Castable

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Chosun Refractories MMCT-75 Special Castable
Categories:	Ceramic; Oxide; Aluminum Oxide
Material Notes:	Information provided by Chosun Refractories via Korea Institute of Ceramic Engineering and Technology (KICET).
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Mechanical Properties	Metric	English	Comments

Modulus of Rupture	0.006867 GPa @Temperature 110 °C, Time 86400 sec	0.9960 ksi @Temperature 230 °F, Time 24.0 hour
	0.00981 GPa @Temperature 1350 °C, Time 10800 sec	1.42 ksi @Temperature 2460 °F, Time 3.00 hour
	0.01962 GPa @Temperature 1500 °C, Time 10800 sec	2.846 ksi @Temperature 2730 °F, Time 3.00 hour
Compressive Strength	34.3 MPa @Treatment Temp. 110 °C, Time 86400 sec	4980 psi @Treatment Temp. 230 °F, Time 24.0 hour	Cold Crushing Strength
	58.8 MPa @Treatment Temp. 1350 °C, Time 10800 sec	8530 psi @Treatment Temp. 2460 °F, Time 3.00 hour	Cold Crushing Strength
	88.3 MPa @Treatment Temp. 1500 °C, Time 10800 sec	12800 psi @Treatment Temp. 2730 °F, Time 3.00 hour	Cold Crushing Strength

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	1600 °C	2910 °F	limited
Shrinkage	-0.150 % @Temperature 1350 °C, Time 10800 sec	-0.150 % @Temperature 2460 °F, Time 3.00 hour
	-0.0600 % @Temperature 110 °C, Time 86400 sec	-0.0600 % @Temperature 230 °F, Time 24.0 hour
	0.30 % @Temperature 1500 °C, Time 10800 sec	0.30 % @Temperature 2730 °F, Time 3.00 hour

Component Elements Properties	Metric	English	Comments
Al2O3	75 %	75 %
SiO2	10 %	10 %

Descriptive Properties
Installation Method	Casting, Vibrating
Material Required for Estimating (kg/m³)	2,500
Water Required for Casting(%)	8.0

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CCHOS177 / 124121

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