FAQ | Open Cell Sponge

Open Cell Sponge FAQs

Which of the two types have better compression set resistance - Open Cell Foams and Sponges, or Closed Cell Sponges?
What are the best materials for NEMA enclosures?
Does Phelps have any gaskets that are approved to the NSF 61 for Drinking Water?
Which gaskets work in Flange Isolation Kits?
What is Gasohol, and which gasket materials are good for Gasohol applications?
Can I use painters tape on cork?
What is the recommended Shelf Life for gaskets?
Which gaskets can I use for FDA applications?
  • Which of the two types have better compression set resistance - Open Cell Foams and Sponges, or Closed Cell Sponges?
    Related: Open Cell Sponge

    The structure of closed cell sponge rubber has non-interconnecting, or individual cells that contain air - typically nitrogen gas. When force is appli Read more...


  • What are the best materials for NEMA enclosures?
    Related: Open Cell Sponge

    There are various kinds of NEMA enclosures for different use-cases. Please find below the Types of NEMA enclosures. Type 1: Basic, indoor enclosure, Read more...


  • Does Phelps have any gaskets that are approved to the NSF 61 for Drinking Water?
    Related: Gasket Material

    Yes, Phelps carries multiple products suitable for Drinking Water applications. Phelps Style 7100 - Aramid with Nitrile Binder, which is direc Read more...


  • Which gaskets work in Flange Isolation Kits?
    Related: Gasket Material

    Customers will occasionally ask for a flange insulation or isolation kit or gasket to electrically insulate one flange from the mating flange. Kits ar Read more...


  • What is Gasohol, and which gasket materials are good for Gasohol applications?
    Related: Gasket Material

    Gasohol is a blend of gasoline with an alcohol— usually 10 - 15% ethyl alcohol. In such applications most rubber gaskets are NOT recommended. F Read more...


  • Can I use painters tape on cork?

    Yes but be very careful how long you leave the tape on it and carefully remove it because the adhesive on the back on the tape “MAY” damag Read more...


  • What is the recommended Shelf Life for gaskets?

    Please visit Phelps' General Age of Elastomers for detaisl on each type of materials - (non)Elastomers, Graphites, PTFE etc. Read more...


  • Which gaskets can I use for FDA applications?

    There are quite a few classes of materials that are safe for use in Food applications, and thereby FDA compliance. Phelps Style 7205 is F Read more...


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