Technical Data Sheet
SCE-41B Neoprene Sponge
NE Series – Soft
Neoprene / EPDM / SBR
Description
Polymer: Neoprene/EPDM/SBR
ASTM D 1056-67: SCE-41
ASTM D 1056-78: RE41
ASTM D 1056-85, 91, 98, 00, 07: 2A1
MIL-R-6130C TY/GR/Condition: II-A Soft
MIL-C-3133C MIL STD 670 B: SCE3
UL 157/UL 50E/UL 508: Listed
Physical Properties
Physical Property
Test Method
Unit
Value
Compression Deflection 25%
ASTM D1056
psi
kPa
2 – 5
14 – 35
Density
ASTM D1056
pcf
g/cm3
4 – 8
0.064 – 0.128
Compression Set Maximum
ASTM D1056
%
40
Hardness
ASTM D2240
Shore 00
45 +/- 5
Water Absorption
Max. Weight Change
ASTM D1056
%
5
Temperature Range
ASTM D746
°F
-40 to +200
High Intermittent
ASTM D746
°F
+250
Tensile Strength Typical
ASTM D412 (Die A)
psi
kPa
75
517
Elongation Typical
ASTM D412 (Die A)
%
125
Heat Aging (7 Days – 158 F)
Change in Comp. Defl.
Flexibility (180º bend w/o cracking)
ASTM D1056
ASTM D1056
%
–
±30
Pass
Flammability
UL 94 HF-1
Listed
Thermal Conductivity
ASTM C177-85
K FACTOR
0.30
Color
Black
Chemical Resistance
Acid
EXCELLENT
Ozone
EXCELLENT
Alkali
EXCELLENT
Ketones
FAIR
Gasoline & Oil
FAIR
Chlorinated Solvents
POOR
Aromatic Hydrocarbons
FAIR
Oxidation
EXCELLENT