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EPDM Type EE1 3000 Series

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Interior Partition Closure

A = Thickness distance from end of partition wall to interior glass or mullion wall (greater than joint opening by 15 - 25%). 3000series.GIF (6031 bytes)
B = Width: is distance from one side to the other.
C = Length, from top to bottom.

Features & Specifications

Available in Black or Gray, provides sound deading, material is UV resistant

Complies with ASTM 1056-73 suffix letters BCF2MP, ASTM Designation RE 41


Everlastic® EPDM Sponge 3000 Series


An expanded, closed-cell, Ethylene Propylene Diene sponge rubber.  Non-absorbent, compressible, resilient that provides good thermal and moisture insulation.  Everlastic® EPDM sponge is generally resistant to acids, alkali, oxidation and ozone.    Everlastic® EPDM sponge is not recommended in applications that require oil resistance.


Closures to close off the gap at the top of non-rated walls

Closures strips of plugs with profiles that close off fluted decks

Partition Gaskets where partitions abut other partitions or exterior windows and walls

Expansion joint filler in masonry and concrete

Other applications that require a soft economical gasket resistant to weather, ozone and or heat

Available Sizes

Available in sheets, strips or cut parts.

Self stick pressure sensitive adhesive (PSA) on one or two sides.

Full buns 2" x 48" x 80".

Custom cut to thickness, width and length.

Larger dimensions factory spliced or bonded as needed

Typical Physical Properties

Property Test Method Typical Values
Polymer Base n/a EPDM
Color n/a Black or Gray
Density-lbs. per Cubic Foot ASTM D 1056-91 4 +/- 1
Compression/Deflection @ 25% Defl. ASTM D 1056-91 2 to 5 psi
Elongation (Die A) ASTM D 412-92 200%
Ultimate Tensile Strength (Die A) ASTM D 412-92 40 psi
Water Absorption- Maximum increase in weight ASTM D 1056-91 5% max.
Service Temperature


High Continuous

High Intermittent

ASTM D 746-79








K Factor - BTU/hr. (sf) °F inch n/a 0.30
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Rubber, Neoprene, Foam, Gasket, Seal, Construction. To the best of our knowledge this published information is accurate, however, to determine suitability of material/product for a specific application is the user's responsibility.  Williams Products, Inc. shall not be liable for any loss or damage resulting from inappropriate usage.
Everlastic® is a registered trademark of Williams Products. All other products mentioned are registered trademarks or trademarks of their respective companies.
Contact Williams Products: Phone: 800-521-9594 or 248-643-6400 or Email: Wilpro@williamsproducts.net  Contact Information