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Polyply Composites Polyply L-50HT

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.

Functions: Laminate

Polymer Name: Polyester (unspecified)

Reinforcement Material: Glass Fibers

End Uses: Insulators

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Reinforcement Material
Composite Materials Functions

Features & Benefits

Applications & Uses

Composites End Use

Properties

Flame Rating
Mechanical Properties
ValueUnitsTest Method / Conditions
Barcol Hardness50D2583
Compressive Strength35500psiD695
Flexural Modules1.28 x 10⁶psiD790
Flexural Strength26092psiD790
IZOD Impact Strength (Notched)11.3ft-lb/inD256
Shear Strength11000psiD732
Specific Gravity1.75D792
Tensile Strength10820psiD638
Water Absorption (Weight)0.28% D570
Thermal Properties
ValueUnitsTest Method / Conditions
U.L. Temperature Index (Electrical)220°CUL746B
U.L. Temperature Index (Mechanical)210°CUL746B
Electrical Properties
ValueUnitsTest Method / Conditions
Comparative Tracking Indexmin. 600voltsD3638
Dielectric Constant (60Hz)6.34D150
Dielectric Constant (MHz)4.44D150
Dielectric Strength (In Oil)420volts/milD149
Dielectric Strength (Parallel In Oil)52.1kVD149
Dissipation Factor (60Hz)0.054D150
Dissipation Factor (MHz)0.065D150
High Voltage Arc Resistance181secD495

Regulatory & Compliance

Certifications & Compliance