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Mechanical Properties: Rubbers

Material Condition Density (Kg/m3) Elastic Modulus (GPa) Poisson's Ratio Tensile Strength (N/mm2 or MPa) Yield Strength (N/mm2 or MPa)
Butyl Rubber Unfilled 1140 0.9 0.5 12 8
Chloroprene (Neoprene) Unfilled 1300 0.8 0.49 19 10
Nitrile Rubber (NBR) Unfilled 1190 0.9 0.48 20 15
Natural Rubber (NR) Unfilled 1150 0.7 0.48 30 20
Silicone Rubber Unfilled 1300 0.5 0.46 15 12
Styrene-Butadiene Rubber (SBR) Unfilled 1100 0.8 0.45 22 14
Fluoroelastomer (FKM) Unfilled 1800 1.5 0.4 30 25