Materials

G11, FR5

Product Description

G11/ FR5 -Laminate sheet comprised of flame retardant/heat resistant epoxy resin and a woven fiberglass substrate. It qualifies to NEMA FR5 and MIL-I-24678/28.

Typical Applications

This material exhibits extremely high mechanical strength at elevated temperatures. It shows good dielectric loss and electric strength properties under both dry and humid conditions.
It has good chemical resistance and low moisture absorption.

Typical Properties Typical Value Units
Physical Data
Specific Gravity 1.85
Water Absorption-.125″ < 0.1 %
Temperature Index 180 \ 356 °C \ °F
Rockwell Hardness 115 M scale
Bond Strength > 2,200 \ 1,000 LBS \ kgs
Flexural Strength-LW-A-.125″ > 75,000 \ 520 PSI \ MPa
Flexural Strength-CW-A-.125″ > 40,000 \ 280 PSI \ MPa
Izod Impact Strength-LW > 10 ft-lbs/in
Izod Impact Strength-CW > 8 ft-lbs/in
Compressive Strength-Flatwise > 65,000 \ 448 PSI \ MPa
Electrical Data
Dielectric Breakdown-A > 50 kV
Dielectric Breakdown-D48/50 > 50 kV
Permittivity-A 4.8
Permativity-D24/23 4.8
Dissipation Factor-A 0.017
Dissipation Factor-D24/23 0.018

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