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Pyrotek Valcor® G Pre-Cast Shapes

Category	Ceramic , Oxide , Aluminum Oxide
Manufacturer	Pyrotek, Inc.
Trade Name	Valcor®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Pyrotek Valcor® G Pre-Cast Shapes.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

ApplicationsBurner blocks Skimmer blocks Cover blocks Specialty blocks Plungers Stirrers Spouts Feeder tubes AdvantagesProven performance in molten glass contact applications Smooth surface finish does not mark or streak glass Molds readily available for most components Information provided by Pyrotek.

Physical Properties	Metric	English	Comments
Density	2.787 g/cc	0.1007 lb/in³
Open Porosity	22 %	22 %
Permeability	4.0	4.0	ft<sup>3</sup>/hr-ft<sup>2</sup>-in/lbs/in<sup>2</sup>

Mechanical Properties	Metric	English
Modulus of Rupture	0.00480 GPa @Temperature 1538 °C	0.696 ksi @Temperature 2800 °F
	0.00690 GPa @Temperature 1427 °C	1.00 ksi @Temperature 2601 °F
	0.0110 GPa @Temperature 1260 °C	1.60 ksi @Temperature 2300 °F
	0.0131 GPa @Temperature 24.0 °C	1.90 ksi @Temperature 75.2 °F

Thermal Properties	Metric	English
CTE, linear	8.50 µm/m-°C @Temperature 20.0 °C	4.72 µin/in-°F @Temperature 68.0 °F
Melting Point	1960 °C	3560 °F
Shrinkage	1.90 % @Temperature 1760 °C, Time 18000 sec	1.90 % @Temperature 3200 °F, Time 5.00 hour

Component Elements Properties	Metric	English
Al2O3	93 %	93 %
Alkalis	0.20 %	0.20 %
Fe2O3	0.50 %	0.50 %
SiO2	5.0 %	5.0 %
TiO2	0.70 %	0.70 %

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