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Polyply Composites Polyply L-50HT
- Chemical Family
- Polyesters
Polyply Composites Polyply L-50HT is a track resistant and high temperature laminate. All grades of Polyply industrial sheet are produced using polyester resin and fiberglass reinforcement and it is U.L recognized.
Product families
Applications
Electrical & Electronics — Parts & Components
- Housings & Enclosures
Product Families
Composite Materials — Prepregs & Molding Compounds
- Laminates
Other characteristics
- End Uses
- Insulators
- Functions
- Laminate
- Polymer Name
- Polyester (unspecified)
- Reinforcement Material
- Glass Fibers
- Markets
- Electrical & Electronics
- Flame Rating
- UL 94 HB
- Technology
- Composite Materials
- Composites End Use
- Insulators
- Material Features
- Excellent Track Resistance Properties
- Flame Retardant
- High Temperature Strength
- Certifications and Compliance
- UL 94
- Composite Materials Functions
- Laminate
Technical data
Table 1 of 3
9 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Barcol Hardness | 50 | — | D2583 |
| Compressive Strength | 35500 | psi | D695 |
| Flexural Modules | 1.28 x 10⁶ | psi | D790 |
| Flexural Strength | 26092 | psi | D790 |
| IZOD Impact Strength (Notched) | 11.3 | ft-lb/in | D256 |
| Shear Strength | 11000 | psi | D732 |
| Specific Gravity | 1.75 | — | D792 |
| Tensile Strength | 10820 | psi | D638 |
| Water Absorption (Weight) | 0.28 | % | D570 |
Table 2 of 3
2 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| U.L. Temperature Index (Electrical) | 220 | °C | UL746B |
| U.L. Temperature Index (Mechanical) | 210 | °C | UL746B |
Table 3 of 3
8 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Comparative Tracking Index | min. 600 | volts | D3638 |
| Dielectric Constant (60Hz) | 6.34 | — | D150 |
| Dielectric Constant (MHz) | 4.44 | — | D150 |
| Dielectric Strength (In Oil) | 420 | volts/mil | D149 |
| Dielectric Strength (Parallel In Oil) | 52.1 | kV | D149 |
| Dissipation Factor (60Hz) | 0.054 | — | D150 |
| Dissipation Factor (MHz) | 0.065 | — | D150 |
| High Voltage Arc Resistance | 181 | sec | D495 |
