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Sponge Rubber > Closed Cell > R-4261-N

PHYSICAL PROPERTIES 
Type R-4261-N
Polymer Neoprene / EPT / SBR
Color Black
ASTM D-1056-67 Classification SCE-41
ASTM D-1056-00 Classification
Suffix Requirements		 2A1
C1, F2, M
25% Compression Resistance1 (psi) 2 - 5
50%  Compression Set2 (%) 50
Density3 (lbs/ft3) 5 - 7
Water Absorption4 (lbs/ft2) 0.1 max.
Tensile5 (psi) 25 min.
Elongation6 (%) 90 min.
Flammability7 - FMVSS302 Pass
- UL 94 HF-1-1/16" min.
Standard Sheet Size (in.) +/- 3% 42" x 72"
Expected Yield (in.) 2.25 "
From full bun-thickness-based on 2 level cuts  
   

125% Compression Resistance..........ASTM D-1056
2 50% Compression Set....................ASTM D-1056
3 Density........................................ASTM D-1056
4 Water Absorption..........................ASTM D-1667a
5 Tensile........................................ASTM D-412
6 Elongation...................................ASTM D-412
7 Flammability - This item and any corresponding data refer to typical performance in the specific test indicated and should not be construed to imply this material's behavior in other fire conditions. UL 94-test valid for specific rating and thickness only. See UL 94 listing for details. (File#E55475).

 Other gauges and widths may be available. Please refer to Customer Service.

Note: SAEJ 18 is equivalent to ASTM D-1056.

Issued : 10/01/04