Semitron® ESd 420 PEI

Semitron® ESd 420 PEI is a Static Dissipative material that uses PEI Ultem® as a base resin.  Semitron® ESd 420 offers excellent stability of physical and mechanical properties at elevated temperatures thanks to high glass transition temperature of 217 °C.  Available with relative thermal indices (RTI) up to 180°C.

Benefits of Semitron® ESd 420 PEI:

  • Delivers high controlled surface dissipative properties (10⁶ – 10⁹ Ω/square ) for high temperature applications
  • Heat Deflection Temperature of 410º C at 264 psi
  • Excellent physical properties
    • Tensile Strength of 11,500 psi
    • Flexural Modulus of 650,000 psi with 2.9% Moisture Absorption
DATA SHEET REQUEST A QUOTE