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3M Nextel™ AF-20 Industrial Woven Fabric 312

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer 3M
Trade Name Nextel™
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF 3M Nextel™ AF-20 Industrial Woven Fabric 312.pdf
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Material Notes:
Information provided by 3M
Physical Properties Metric English Comments
Density 2.70 g/cc
0.0975 lb/in³
Permeability 15
15
[ft<sup>3</sup>/min/ft<sup>2</sup>], Air w/o sizing
Thickness 510 microns
20.1 mil
Fiber Count 2000 dtex
1800 denier
roving
Mechanical Properties Metric English Comments
Tensile Strength at Break 1700 MPa
247000 psi
filament 25.4mm
Tensile Modulus 152 GPa
22000 ksi
filament
Tear Strength 26.5 kN/m
151 pli
Fill, Breaking Strength w/o Sizing
29.4 kN/m
168 pli
Warp, Breaking Strength w/o Sizing
Thermal Properties Metric English Comments
CTE, linear 3.00 µm/m-°C

@Temperature 25.0 - 500 °C
 1.67 µin/in-°F

@Temperature 77.0 - 932 °F
Specific Heat Capacity 1.05 J/g-°C

@Temperature 500 °C
 0.251 BTU/lb-°F

@Temperature 932 °F
Melting Point 1800 °C
3270 °F
Optical Properties Metric English Comments
Refractive Index 1.568
1.568
Component Elements Properties Metric English Comments
Al2O3 62.5 %
62.5 %
B2O3 13 %
13 %
SiO2 24.5 %
24.5 %
Electrical Properties Metric English Comments
Dielectric Constant 5.2

@Frequency 9.375e+9 Hz
 5.2

@Frequency 9.375e+9 Hz
Dissipation Factor 0.018

@Frequency 9.375e+9 Hz
 0.018

@Frequency 9.375e+9 Hz
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