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GPO-3
GPO-3 Product Guide
Applications | Mechanical Data
Overview
GPO-3 is a reinforced thermoset polyester resin blended with fiber glass. GPO-3 is the industry standard for plastic used in electrical applications due to its highly flame retardant qualities, arc, and track resistance. GPO-3 is UL® recognized material offering ease of fabrication, low conductivity, dimesional stability, good UV resistance, and good property retention at elevated temperatures. It is typically used in high-voltage appliance insulators, tool handles, power distribution parts, conduit snakes, hand rails, and operating rods.
Common Brand/Trade Names
Glastic®, Haysite®, Glass Polyester
Other Resources
Products
Applications
- Phase & End Barriers
- Antenna Bases
- Standoff & Strain Insulators
- Bus Bar Supports
- Mounting Panels in Switch Gears
Physical Properties GPO-3 | |||||
Density | 0.065 lb/in3 | ||||
Tensile Strength | 9 ksi | ||||
Elongation at Break Percentage | 4.5% | ||||
Flexural Strength | 18 ksi | ||||
Flexural Modulus | 1,500 ksi | ||||
Compressive Strength | 30 ksi | ||||
Izod Impact (notched) | 8 ft-lb/in | ||||
Hardness, Barcol | 62 | ||||
Coefficient of Linear Thermal Expansion | 0.000042 x 10^-5 /K | ||||
Heat Deflection Temp. at 26.4 ksi | 200 °F | ||||
Water Absorption %, 24hrs | 0.2% |