polymer_dielectric_constant_263

This is a polymer-based dielectric material, likely a thermoplastic or thermoset resin engineered for electrical insulation applications. The designation suggests it has been formulated or selected for a specific dielectric constant value around 2.63, making it suitable for capacitive and RF/microwave applications where controlled permittivity is critical. Without compositional details, this material likely belongs to a family of engineering polymers (such as polyimides, epoxies, or fluoropolymers) commonly used where low electrical loss and stable dielectric properties are required across temperature and frequency ranges.