Pyrotek Pyrite N-17 Refractory Board

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Pyrotek Pyrite N-17 Refractory Board
Categories:	Ceramic; Oxide; Silicon Oxide
Material Notes:	Pyrotek N-17 is a graphite fiber reinforced, high purity, calcium silicate board developed exclusively for the non-ferrous casting industry. The patented formulation of Pyrotek N-17 makes it good in strength, low shrinkage and resistance to thermal shock. Our machine shops are equipped with CNC tooling equipment to produce complex components to customer specifications. Applications Transition plates Continuous caster tips Baffle plates Trough liners Floats Machined spouts Head boxes Advantages Asbestos-free Low thermal conductivity Resistant to thermal shock Non-wetting Good machining characteristics Information provided by Pyrotek.
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Physical Properties	Metric	English	Comments

Density	0.801 g/cc	0.0289 lb/in³
Loss On Ignition	<= 8.0 %	<= 8.0 %

Mechanical Properties	Metric	English	Comments
Modulus of Rupture	0.00800 GPa	1.16 ksi
Compressive Strength	16.0 MPa	2320 psi

Thermal Properties	Metric	English	Comments
CTE, linear	7.00 µm/m-°C @Temperature 20.0 °C	3.89 µin/in-°F @Temperature 68.0 °F
Thermal Conductivity	0.103 W/m-K @Temperature 100 °C	0.715 BTU-in/hr-ft²-°F @Temperature 212 °F
	0.114 W/m-K @Temperature 200 °C	0.791 BTU-in/hr-ft²-°F @Temperature 392 °F
	0.124 W/m-K @Temperature 300 °C	0.861 BTU-in/hr-ft²-°F @Temperature 572 °F
	0.133 W/m-K @Temperature 400 °C	0.923 BTU-in/hr-ft²-°F @Temperature 752 °F
Maximum Service Temperature, Air	850 °C	1560 °F	Continuous
Shrinkage	0.35 % @Temperature 1000 °C, Time 86400 sec	0.35 % @Temperature 1830 °F, Time 24.0 hour	Linear
	2.4 % @Temperature 1000 °C, Time 86400 sec	2.4 % @Temperature 1830 °F, Time 24.0 hour	Thickness

Descriptive Properties
Screw Grip (Pull) Penetration Depth	110 kg		19 mm
	115 kg		22 mm

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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CPYRO039 / 1801

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