Product General and Technical Information
Date: 08/25/2017
Name: Gym Rubber
General Information
Gym Rubber foam is a good‐quality foam with a medium/firm feel. Common applications include exercise mats, camping pads, and boat cushions. Excellent for use in flooring, marine, flotation, industrial, and automotive applications.

Property Test Method Values
Density (LB/Cubic Ft.) ASTM D 1056 6.5
Hardness, Durometer Shore 00 ASTM D 2240 50
Compression Deflection 25% (psi) ASTM D 1056 7
50% Compression Set (Room temp)(%) ASTM D 1056 Less than 25%
Tensile Strength (psi) ASTM D 412 (Die A) 75 Minimum
Tear Strength (LB/in) ASTM D 624 (Die C) 12
Elongation (%) ASTM D 412 (Die A) 100 Minimum
Service Temperature (°F)
High Continuous
High Intermittent
ASTM D 746
ASTM D 746
ASTM D 746
Water Absorption
Maximum Weight Change (%)
ASTM D 1056
Less than 10%
Fluid Immersion (7 days at 73.4 °F)
ASTM Ref. Fuel B, Weight Change (%)
ASTM D 1056 Less than 100%
Accelerated Aging (7 days at 158 °F)
Flexibility (180° bend without cracking)
Appearance Change
Change in Compression Deflection
ASTM D 1056
ASTM D 1056
ASTM D 1056
Approx. 30%
FAR 25.853
 -5VA / V-0
1/8" & 1/4"
0.244" & higher
0.153 & higher
Pass at most thicknesses
Listed, UL file#
Fire Retardant Additives - - - Yes

All values reported are typical values. We cannot guarantee the applicability or the accuracy of this information or the suitability of the product for any particular purpose. This product is sold without warranty, expressed or implied. (Unless stated otherwise.) Buyer assumes all responsibility for loss or damage arising from the handling and use of this product, whether done in accordance with directions or not. Statements concerning the possible use of this product are not intended as recommendation to use this product in the infringement of any patent.

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