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Pyrotek NAD-11 Structural Insulation Board

Category Ceramic
Manufacturer Pyrotek, Inc.
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Pyrotek NAD-11 Structural Insulation Board.pdf
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Material Notes:
NAD-11 is an asbestos-free cement board with excellent electrical properties. It has a high density cement board reinforced with inorganic fibers.ApplicationsCathode support pads Platen insulation Element supports Oven cladding Furnace plates Induction furnaces AdvantagesDimensional stability Mechanical strength at temperature Non-combustible Good machining characteristics Chemically inert Asbestos-free Information provided by Pyrotek.
Physical Properties Metric English Comments
Specific Gravity 1.75 g/cc
1.75 g/cc
Density 1.75 g/cc
0.0632 lb/in³
Water Absorption <= 0.50 %
<= 0.50 %
when silicone impregnated for 24 hours in water
2.5 %
2.5 %
for 24 hours in 95% relative humidity
3.0 %
3.0 %
for 100 hours in 95% humidity
15 %
15 %
for 24 hour immersion in water
Mechanical Properties Metric English Comments
Flexural Strength 22.0 MPa
3190 psi
after 24 hours at 500°C
24.0 MPa
3480 psi
after 24 hours at 350°C
32.0 MPa
4640 psi
after 24 hours at ambient temperature
Compressive Strength 118 MPa
17100 psi
Izod Impact, Notched 0.801 J/cm
1.50 ft-lb/in
Thermal Properties Metric English Comments
Thermal Conductivity 0.370 W/m-K

@Temperature 100 °C
2.57 BTU-in/hr-ft²-°F

@Temperature 212 °F
0.420 W/m-K

@Temperature 150 °C
2.91 BTU-in/hr-ft²-°F

@Temperature 302 °F
0.470 W/m-K

@Temperature 200 °C
3.26 BTU-in/hr-ft²-°F

@Temperature 392 °F
Maximum Service Temperature, Air 500 °C
932 °F
Continuous
Flammability, UL94 V-0
V-0
V-0
Shrinkage 0.210 %

@Temperature 350 °C,
Time 86400 sec
0.210 %

@Temperature 662 °F,
Time 24.0 hour
Linear
0.250 %

@Temperature 500 °C,
Time 86400 sec
0.250 %

@Temperature 932 °F,
Time 24.0 hour
Linear
0.570 %

@Temperature 705 °C,
Time 86400 sec
0.570 %

@Temperature 1300 °F,
Time 24.0 hour
Linear
Electrical Properties Metric English Comments
Volume Resistivity 1.00e+10 ohm-cm
1.00e+10 ohm-cm
Dielectric Strength 2.90 kV/mm
73.7 kV/in
Arc Resistance 370 sec
370 sec
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