G-10 & G-11 (Garolite)

Garolite material is formed from fibers or glass fabrics woven in resins to form a laminate. These materials are generally excellent electrical insulators. Common applications for this material include high humidity applications, electrical.

Material Specifications
Physical Properties Units Test G-10 G-11
Density lb/in.3
g/cm3		 D792 0.065
1.80		 0.065
1.80
Water Absorption % D570 0.10 0.20
Mechanical Properties Units Test G-10 G-11
Tensile Strength psi D638 lengthwise - 45,000
crosswise - 38,000		 lengthwise - 43,000
crosswise - 37,000
Tensile Modulespsi
 D638 - -
Tensile Elongation at Break Tensile % D638 - -
Flexural Strength psi
 D790 lengthwise - 75,000
crosswise - 65,000		 lengthwise - 80,000
crosswise - 70,000
Flexural Modulus psi (Kpsi) D790 lengthwise - 2,700
crosswise - 2,400		 lengthwise - 3,000
crosswise - 2,700
Compressive Strength psi D695 65,000 63,000
Compressive Modulus psi D695 - -
Hardness Rockwell (Shore D) - D785 M110 M112
Izod Impact Notched ft. - lb./in. D256 lengthwise - 14.0
crosswise - 12.0		 lengthwise - 12.0
crosswise - 9.0
Thermal Properties Units Test G-10 G-11
Coefficient of Linear
Thermal Expansion 		10-5 in./in./°F D696 lengthwise - 0.55
crosswise - 0.66		 lengthwise - 0.72
crosswise - 0.83
Heat Deflection Temperature at 264 psi °F/°C D648 - -
Melting Temperature°F/°C D3418 - -
Max. Use Temperature°F/°C - 284 / 140 329 / 165
Thermal Conductivity BTU- in./ft.2-hr.- °F
x10 - 4 cal/cm - sec. - °C		 C177 2.0
7.0		 2.0
7.0
Flammability Rating - UL94 H - B H - B
Electrical Properties Units Test G-10 G-11
Dielectric Strength (V-mil) D149 800 900
Dielectric Constant at 1 MHz (60Hz) D150 5.0 4.5
Dissipation Factor at 1 MHz (60Hz) D150 0.019 0.020
Volume Resistivity (ohm - cm) at 50% RH D257 - -
ARC Resistance sec D495 100 120

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