Rexolite® 1422 is a thermoset cross linked polystyrene copolymer. This material has a combination of good physical and excellent electrical properties including low loss and stable dielectric constant making this material suitable for microwave lenses as well as precision components. Also available in Rexolite® 1422, is copper clad for printed circuit boards.
Emco Industrial Plastics doesn’t claim to represent all of the manufacturers or trade name products listed. This list is intended as a guide of typical materials available for purchase from Emco Industrial Plastics, Inc. For additional information, contact an Emco Industrial Plastics representative by filling out the form below.
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Request Fabrication/Machining ServicesGeneric Name
Cross Linked Polystyrene
Available In
Sheet, Rod, Other
Certifications
LP-516A, type E2, formerly MIL-P-77C-E2
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| Type | Size | Length | Color |
|---|---|---|---|
| Sheet | .010 to 6” | Std sizes CTS | Natural |
| Rod | .030 to 9” | Std sizes CTS | Natural |
| Mechanical Properties | Units | ASTM | Results |
|---|---|---|---|
| Flexural Strength | psi | D790 | 11,500 |
| IZOD Impact Strength Notched | ft-lb/in | D256 | 0.3 |
| Thermal Properties | Units | ASTM | Results |
|---|---|---|---|
| Coefficient of Linear Thermal Expansion | (x 10⁻⁵ in./in./°F) | 7.0×10⁵ | |
| Thermal Conductivity | BTU-in/ft²-hr-°F | C177 | 1.01 |
| Volume Resistivity, 50% RH | ohm-cm | >10¹⁶ |
| Electrical Properties | Units | ASTM | Results |
|---|---|---|---|
| Dielectric Strength. 1/8″ th. | V/mil | D149 | 500 |
| Dielectric Constant @1 MHz | D150 | 2.53 | |
| Dissipation Factor@1 MHz | D150 | 0.00012 | |
| Surface Resistivity @60 Hz | ohms/sq | D257 | >10¹⁴ |
| Optical Properties | Units | ASTM | Results |
|---|---|---|---|
| 3mm Transparent Clear Transmittance, Total (%) | % | D542 | 159 |