Various synthetic thermosetting resins obtained by the reaction of phenols with simple aldehydes, which is highly cross-linked with excellent property retention at extreme temperatures. Phenolics are used to make molded products and can also be used as coatings and adhesives.
Typical Physical Properties Range
| Specific gravity, molded | 1.35 - 2.13 |
| Compression | 22 - 32,000 psi |
| Tensile Strength | 6 - 14,500 psi |
| Flexural Strength | 9 - 24,000 psi |
| Flexural Modulus | .8 - 2.8 msi |
| Impact, notched Izod | .25 - 1.0 ft lb/in |
| Heat Resistance | 325 - 450 °F |
| Flammability | HB, VO, UL 94 |
Typical Applications
- Autos: brake components, motor housings, ignition parts, transmission components, solenoid covers
- Electrical: terminal blocks, plugs, receptacles, switch & control housings, coil bobbins, fuel cells
- Appliance: handles, knobs, bases, end panels, brush holders, commutators, timers, pulleys