Materials
G3
Product Description
G3 – Laminate sheet comprised of a phenolic resin binder and woven fiberglass substrate. It qualifies to NEMA G-3 and MIL-I-24768/18.
Typical Applications
This material has good heat resistance, high mechanical strength and low thermal expansion. It finds applications in motor slot insulation, valve plates, and other applications requiring good thermal insulation characteristics.
| Typical Properties | Typical Value | Units |
| Physical Data | ||
| Specific Gravity | 1.85 | |
| Water Absorption-.125″ | < 2.0 | % |
| Temperature Index | 170 \ 338 | °C \ °F |
| Rockwell Hardness | 110 | M scale |
| Bond Strength | > 850 \ 386 | LBS \ kgs |
| Flexural Strength-LW-A-.125″ | > 40,000 \ 276 | PSI \ MPa |
| Flexural Strength-CW-A-.125″ | > 30,000 \ 207 | PSI \ MPa |
| Izod Impact Strength-LW | > 9 | ft-lbs/in |
| Izod Impact Strength-CW | > 7 | ft-lbs/in |
| Compressive Strength-Flatwise | > 50,000 \ 345 | PSI \ MPa |
| Electrical Data | ||
| Dielectric Breakdown-A | > 50 | kV |
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