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
Price	EMAIL US sales@lookpolymers.com

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/inÂ³
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 Â°C	239 Â°F
UL RTI, Mechanical without Impact	125 Â°C	257 Â°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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