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Industrial Laminates/Norplex MC320LE Cotton Fabric

Category Polymer , Thermoset , Phenolic
Manufacturer Industrial Laminates/Norplex
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Industrial Laminates/Norplex MC320LE Cotton Fabric.pdf
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Material Notes:
Description: Grade MC320LE is a fine weave bleached cotton phenolic composite that has excellent machining characteristics and low moisture absorption. Applications include marine applications, terminal boards and parts requiring medium strength and excellent electrical characteristics.
Physical Properties Metric English Comments
Density 1.38 g/cc
0.0500 lb/in³
Moisture Absorption at Equilibrium 0.87 %

@Thickness 3.17 mm
0.87 %

@Thickness 0.125 in
Mechanical Properties Metric English Comments
Hardness, Rockwell M 92 - 112

@Thickness 3.17 mm
92 - 112

@Thickness 0.125 in
Tensile Strength, Yield 130 MPa

@Thickness 3.17 mm
18800 psi

@Thickness 0.125 in
LW
Flexural Strength 165 MPa

@Thickness 3.17 mm
24000 psi

@Thickness 0.125 in
LW
Compressive Strength 262 MPa

@Thickness 3.17 mm
38000 psi

@Thickness 0.125 in
Flatwise
Shear Strength 96.5 MPa

@Thickness 3.17 mm
14000 psi

@Thickness 0.125 in
Izod Impact, Unnotched 0.801 J/cm

@Thickness 3.17 mm
1.50 ft-lb/in

@Thickness 0.125 in
E-48/50
Thermal Properties Metric English Comments
UL RTI, Electrical 115 °C
239 °F
UL RTI, Mechanical without Impact 125 °C
257 °F
Electrical Properties Metric English Comments
Volume Resistivity 7.20e+10 ohm-cm
7.20e+10 ohm-cm
Surface Resistance 9.10e+10 ohm
9.10e+10 ohm
Dielectric Constant 5.3
5.3
Permittivity; Condition A (1 mHz)
Dielectric Breakdown 70000 V
70000 V
Dissipation Factor 0.044

@Frequency 1e+6 Hz
0.044

@Frequency 1e+6 Hz
Condition A
Arc Resistance 130 sec
130 sec
ASTM D495
Descriptive Properties Value Comments
Bond Strength 1,700 lb
0.5"
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