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Insulation Type: PEI

Trade Name:
  • -Ultem®

    •  Aircraft on which PEI has been found:
  • - CRJ200 - No dates available

    • *Note: Some of the older aircraft types of insulation may have replaced by the original wire. The listings of aircraft are not complete, especially with those special uses, e.g., engine areas, electronic boxes, etc.
    Mil Specs and other Standards using PEI:
  • No standard identified for his item.


    •  Other Common Uses:
  • No other uses identified for his item.


    •      		Example Cross Section Diagrams:

    No Cross Section Photo


     Advantages: Resists attack by many chemicals Flame retardant Good dimensional stability
    Disadvatages: Can support arc tracking when wiring exposed to water
    Other Information:
    Base material is Ultem 1000 When fillers are added the designation is Ultem XXXX This material is a poly etherimide; thus it is related to PMDA-ODA

    Chemical Information:

    Chemical Name: No data




    Dark Gray = Carbon atoms Light Gray = Hydrogen atoms Blue = Nitrogen atoms Red = Oxygen atoms Yellow lines = Bonds to other monomer units in the polymer Due to the complex structure of this monomer unit, not all atoms and a connection bond are not visible.

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