SORBOTHANE® TECHNICAL INFORMATION
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INCH/METRIC
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Material Properties of Sorbothane®
Property Durometer (Shore 00) Units
50 70
Tensile Strength at Break 122.61 (0.85) 206.06 (1.42) psi (N/mm2)
Elongation at Break 568 399 %
Tensile Elastic Stress at
100% Strain
25.47 (0.18) 66.18 (0.46) psi (N/mm2)
Tensile Elastic Stress at
200% Strain
54.86 (0.38) 127.02 (0.88)
Tensile Elastic Stress at
300% Strain
80.13 (0.55) 165.95 (1.14)
Compressive Stress at
20% Strain
12.00 (0.08) 30.00 (0.21)
Compressive Stress at
50% Strain
105.00 (0.72) 232.00 (1.60)
Tear Strength 48.73 (8.58) 65.26 (11.49) lb./in. (N/mm)
Bulk Modulus 2.86
(4.15 x 10-5)
- Pascal (psi)
Static Coefficient
of Friction
10.4 4.1 -
Kinetic Coefficient
of Friction
2.6 2.5
Density 85.0 (1.37) 84.9 (1.36) lb./ft3 (g/cm3)
Specific Gravity 1.364 1.363 -
Optimum Performance
Temperature Range
-20° to +150°
(-29° to +66°)
-20° to +160°
(-29° to +71°)
F (C)
Glass Transition -37.4° (-38.6°) -34.7° (-37°) C (F)
Flash Ignition
Flammability
570° (299°) - F (C)
Self Ignition
Flammability
750° (399°) - F (C)
Flammability Rating with Flame Retardent Added V2 V2 -
Resilience Test
Rebound Height
11 22 %
Resilience Test
Rebound Height
18 25 %
Dielectric Strength 256 (10.1) 261 (10.3) V/mil (kV/mm)
Dynamic Young's
Modulus at 5 Hertz
105 (0.72) 120 (0.83) psi (N/mm2)
Dynamic Young's
Modulus at 15 Hertz
150 (1.03) 162 (1.12)
Dynamic Young's
Modulus at 30 Hertz
210 (1.45) 237 (1.63)
Dynamic Young's
Modulus at 50 Hertz
270 (1.86) 300 (2.07)
Tangent Delta at
5 Hertz Excitation
.56 .56 -
Tangent Delta at
15 Hertz Excitation
.58 .60
Tangent Delta at
30 Hertz Excitation
.57 .59
Tangent Delta at
50 Hertz Excitation
.50 .55
Bacterial Resistance No growth
Fungal Resistance No growth
Heat Aging Stable
Ultraviolet Good
Ozone Special item
Chemical Resistance
to Hydraulic Fluid
-1.4 % wt change
Chemical Resistance
to Kerosene
4.3
Chemical Resistance
to Diesel
6.4
Chemical Resistance
to Soap Solution
5.0