Morgan Advanced Ceramics Alumor 4370 Thermal Ceramic

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Morgan Advanced Ceramics Alumor 4370 Thermal Ceramic
Categories:	Ceramic; Oxide
Material Notes:	Tabular Alumina. Hydraulic bond. Alumor 4370 has been specifically developed for excellent resistance to thermal shock and abrasion with improved resistance to corundum growth and metal penetration. Applications: Suitable for burner block applications in aluminium melting and holding furnaces. Information provided by Morgan Advanced Materials
Key Words:	Thermal Ceramics
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Physical Properties	Metric	English	Comments

Bulk Density	2.85 g/cc	0.103 lb/in³	dried to 110°C
Grain Size	<= 6000 µm	<= 6000 µm

Mechanical Properties	Metric	English	Comments
Compressive Strength	40.0 MPa @Treatment Temp. 815 °C	5800 psi @Treatment Temp. 1500 °F	Cold Crushing Strength
	40.0 MPa @Treatment Temp. 1000 °C	5800 psi @Treatment Temp. 1830 °F	Cold Crushing Strength
	50.0 MPa @Treatment Temp. 110 °C	7250 psi @Treatment Temp. 230 °F	Cold Crushing Strength
	70.0 MPa @Treatment Temp. 1800 °C	10200 psi @Treatment Temp. 3270 °F	Cold Crushing Strength
Abrasion	>= 20	>= 20	cm3; ASTM C704

Thermal Properties	Metric	English	Comments
Thermal Conductivity	2.16 W/m-K @Temperature 600 °C	15.0 BTU-in/hr-ft²-°F @Temperature 1110 °F
Maximum Service Temperature, Air	<= 1800 °C	<= 3270 °F
Shrinkage	-0.500 - 0.50 % @Treatment Temp. 1800 °C	-0.500 - 0.50 % @Treatment Temp. 3270 °F
	0.00 - 0.20 % @Treatment Temp. 110 °C	0.00 - 0.20 % @Treatment Temp. 230 °F
	0.10 % @Treatment Temp. 815 °C	0.10 % @Treatment Temp. 1500 °F
	0.10 % @Treatment Temp. 1000 °C	0.10 % @Treatment Temp. 1830 °F

Component Elements Properties	Metric	English	Comments
Al2O3	97 %	97 %
CaO	2.8 %	2.8 %
Fe2O3	0.10 %	0.10 %
K2O+Na2O	0.40 %	0.40 %	Na2O + K2O
MgO	0.10 %	0.10 %
SiO2	0.10 %	0.10 %
TiO2	0.10 %	0.10 %

Descriptive Properties
Net Material Required (kg/m³)	2790
Water Addition	7-9% by weight, 1.75-2.25L per bag, 25kg bag weight.

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