closed cell sponge rubber

4055

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[text-with-icon icon_type=”font_icon” icon=”icon-download” color=”Accent-Color”]4055 Closed Cell Sponge[/text-with-icon]
Physical PropertiesTest MethodResults
Type4055
PolymerEpichlorohydrin (ECH)
ColorBlack
ASTM D-1056
2B5
ASTM D-6576-07 ClassificationType II, A/ B, Firm
SAEJ18 APR2002
2B5
Density (lbs/ft³)
ASTM D 105623± 6
Hardness, Durometer Shore 00ASTM D 224075± 10
Compression Deflection (25%)ASTM D 105621± 4
Compression Set (%)ASTM D 105620%
Tensile StrengthASTM D 412 (DIE A)150 psi
Tear Strength (lb/in)
ASTM D 624 (DIE C)20
Elongation (%)ASTM D 412 (DIE A)150
Resilience
ASTM D 236215
Service Temperature
LowASTM D 746-40°F
High ContinuousASTM D 746300°F
High IntermittentASTM D 746325°F
Water Absorption (%)ASTM D 1056<5%
Fluid Immersion (7 Days ar 73.4°F)
ASTM Ref, Fuel B, Weight Change %ASTM D 105650%
Accelerated Aging (7 Days at 158°F)
FlexibilityASTM D 1056Pass
Appearance ChangeASTM D 1056None
Change in Compression DeflectionASTM D 1056± 30%
FlammabilityFMVSS302Pass

Meets the following specifications:

  • ASTM D1056 2B5
  • ASTM D6576 II A, B, Firm
  • SAE J18 APR2002 2B5