EcoGreen™ 779

Fabric-Over-Foam Gaskets

Product Description

Laird’s Fabric-over-Foam 779 EMI gaskets provide wide compression ranges, and excellent EMI shielding performance for customers where EMI issues occur. The 779 EMI gaskets are composed of electrically conductive fabric wrapped around a foam core. They are supplied with a conductive pressure sensitive adhesive (PSA). 

Product Video

Features and Benefits

  • Low compression forces allow for use of lighter materials
  • Operation temp up to 85oC
  • RoHS compliant
  • Halogen-free per IEC-61249-2-21 standard
  • Low surface resistivity of < 0.05 Ω/□provides excellent conductivity

Technical Specification

  • Typical Properties
    Color
    Natural
    Construction and Composition
    Conductive Fabric + Foam + PSA
    Foam Core Material
    Polyurethane
    Operating Temperature Max (Celsius)
    85
    Operating Temperature Min (Celsius)
    -40
    Shelf Life
    12 months at 23℃/60% R.H.
  • Electromagnetic Properties
    Shielding Effectiveness (dB)
    105 dB at 100MHz. 104 dB at 1 GHz.
  • Mechanical Properties
    Compression Set
    <15%
  • Compliance
    Lead Free
    Yes
    REACH
    Yes
    ROHS Compliant
    Yes
    UL Flammability Rating
    Non-FR