Sponge Rubber Closed Cell 5931

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5931 Closed Cell Sponge

Physical PropertiesTest MethodResults
PolymerNeoprene, EPDM, SBR Blend
ASTM D-1056
ASTM D-6576-07 ClassificationType II, Grades A, B, & C, Condition Soft
SAEJ18 APR2002
Density (lbs/ft³)
ASTM D 10566± 2
Hardness, Durometer Shore 00ASTM D 224045± 5
Compression Deflection (25%)ASTM D 10563.5± 1.5
Compression Set (%)ASTM D 1056≤40%
Tensile StrengthASTM D 412 (DIE A)75 psi
Tear Strength (lb/in)
ASTM D 624 (DIE C)9.6
Elongation (%)ASTM D 412 (DIE A)125
Resilience (%)
ASTM D 236235
Service Temperature
LowASTM D 746-40°F
High ContinuousASTM D 746200°F
High IntermittentASTM D 746250°F
Water Absorption (%)ASTM D 1056<5%
Fluid Immersion (7 Days ar 73.4°F)
ASTM Ref, Fuel B, Weight Change %ASTM D 1056Not Applicable
Accelerated Aging (7 Days at 158°F)
FlexibilityASTM D 1056Pass
Appearance ChangeASTM D 1056None
Change in Compression DeflectionASTM D 1056± 30%

Meets the following specifications:

  • ASTM D1056 2A1
  • ASTM D6576 Type II, Grade A, B, or C, Soft
  • SAE J18 APR2002 2A1

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