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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-