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Atlas Fibre G-7 Sheet

Atlas Fiber G-7 Sheet is a continuous glass fabric laminated with a silicone resin. Grade G-7 is unequaled for high heat and arc resistant applications, and where good mechanical and electrical properties must be exhibited in humid conditions in excess of 450°F.

Functions: Laminate

Reinforcement Material: Glass Fibers

End Uses: Spacer, Welding Tips

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Identification & Functionality

Chemical Family
Reinforcement Form
Reinforcement Material
Composite Materials Functions

Features & Benefits

Applications & Uses

Markets
Composites End Use
Applications

Typical applications include welding tips, spacers, wedges, arc plates, terminal boards, and sleeves.

Properties

Physical Form
Material Specifications
ValueUnitsTest Method / Conditions
Specific Gravity1.78
Tensile Strength18000psi
Compressive Strength45000psi
Flexural Strength25000psi
Hardness105M Scale
Bond Strength900psi
Shear Strength17000psi
Dissipation Factor (10⁶ Cycles, Cond A)0.003
Dielectric Constant (10⁶ Cycles, Cond A)4.2
Electric Strength (Cond A)400V/Mil
Flammability Rating94V-O
Operating Temperaturemax. 220°F
Coefficient of Thermal Expansion1 x 10⁻⁵IN/IN/°C
Water Absorption (24 Hrs)0.2%
Izod Impact Strength (49°C)6.5ft/lb/in