closed cell sponge rubber

R-421-N

Physical PropertiesTest MethodResults
TypeR-421-N
PolymerNeoprene / EPDM / SBR
ColorBlack
ASTM D-1056
2A1
ASTM D-6576-67 ClassificationSCE41
SAEJ18 APR20022A1
Density (lbs/ft³)
ASTM D 10567 - 11
25% Compression Resistance (%)ASTM D 10562 - 5
50% Compression Set (%)ASTM D 105635
Tensile StrengthASTM D 412 (DIE A)50 psi
Elongation (%)ASTM D 412 (DIE A)100
Water Absorption (lbs/ft²)ASTM D 16670.1
FlammabilityFMVSS302Pass