Pyrotek Pyrite B-3 Refractory Board

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Pyrotek Pyrite B-3 Refractory Board
Categories:	Ceramic; Oxide; Silicon Oxide
Material Notes:	Pyrotek B-3 is a highly versatile calcium silicate board for use in a variety of machined shapes and general purpose applications. Among its uses, Pyrotek B-3 is established as the industry standard for high efficiency furnace insulation. Our machine shops are equipped with CNC tooling equipment to produce complex components to customer specifications. Applications Floats Machined spouts Baffle plates Dams Trough liners Transition plates 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	Original Value	Comments

Density	0.850 g/cc
Loss On Ignition	3.1 %

Mechanical Properties	Original Value	Comments
Flexural Strength	8.00 MPa	(C 203)
Compressive Strength	10.0 MPa	(C 165)

Thermal Properties	Original Value	Comments
CTE, linear	16.0 µm/m-°C @Temperature 20.0 °C
Thermal Conductivity	0.190 W/m-K @Temperature 100 °C	(DIN 51046)+
	0.200 W/m-K @Temperature 300 °C	(DIN 51046)+
	0.200 W/m-K @Temperature 500 °C	(DIN 51046)+
Maximum Service Temperature, Air	800 °C	Continuous
Shrinkage	0.21 % @Temperature 1000 °C, Time 86400 sec	Linear (C 356 60)+
	1.7 % @Temperature 1000 °C, Time 86400 sec	Thickness (C 356 60)+

Descriptive Properties
Screw Grip (Pull) Penetration Depth	130 kg	22 mm
	50 kg	13 mm
	90 kg	19 mm

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CPYRO040 / 1802

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