Pyrotek Pyrocast ALF3 Low Cement Refractory Castable

Category	Ceramic , Oxide , Aluminum Oxide , Silicon Oxide
Manufacturer	Pyrotek, Inc.
Trade Name	Pyrocast
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Pyrotek Pyrocast ALF3 Low Cement Refractory Castable.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Pyrocast ALF3 is a low cement castable with a high-purity mullite base. It is suited for applications exposed to high erosion or aggressive alloys and/or atmospheres.ApplicationsAluminum melting and holding furnace linings Aluminum transfer launders Transfer ladles AdvantagesOutstanding hot strength High abrasion resistance Information provided by Pyrotek.

Physical Properties	Metric	English	Comments
Density	2.691 g/cc	0.09722 lb/in³

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.0438 GPa @Temperature 816 °C	6.35 ksi @Temperature 1500 °F	Hot
	0.0200 GPa @Treatment Temp. 110 °C	2.90 ksi @Treatment Temp. 230 °F	fired and cooled
	0.0300 GPa @Treatment Temp. 954 °C	4.35 ksi @Treatment Temp. 1750 °F	fired and cooled

Thermal Properties	Metric	English	Comments
Thermal Conductivity	1.63 W/m-K @Temperature 260 °C	11.3 BTU-in/hr-ft²-°F @Temperature 500 °F
	1.66 W/m-K @Temperature 538 °C	11.5 BTU-in/hr-ft²-°F @Temperature 1000 °F
	1.70 W/m-K @Temperature 816 °C	11.8 BTU-in/hr-ft²-°F @Temperature 1500 °F
	1.89 W/m-K @Temperature 1093 °C	13.1 BTU-in/hr-ft²-°F @Temperature 1999 °F
Maximum Service Temperature, Air	1704 °C	3099 °F
Shrinkage	10.1 % @Temperature 954 °C	10.1 % @Temperature 1750 °F	Linear

Component Elements Properties	Metric	English
Al2O3	69.85 %	69.85 %
Alkalis	0.22 %	0.22 %
CaO	1.92 %	1.92 %
Fe2O3	0.98 %	0.98 %
MgO	0.11 %	0.11 %
SiO2	24.36 %	24.36 %
TiO2	1.43 %	1.43 %

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