Emulsion Polymerised Styrene Butadiene Rubber (E-SBR) – Mechanical, Electrical and Cure Properties and Resistance to Fluids

Material: Emulsion Polymerised Styrene Butadiene Rubber (E-SBR) – Mechanical, Electrical and Cure Properties and Resistance to Fluids
Composition: (CH2-C(CH3)-C(CH3)-CH2)n
Property Minimum Value (S.I.) Maximum Value (S.I.) Units (S.I.) Minimum Value (Imp.) Maximum Value (Imp.) Units (Imp.)
Atomic Volume (average) 0.0055 0.0065 m3/kmol 335.63 396.654 in3/kmol
Density 0.94 0.95 Mg/m3 58.6823 59.3066 lb/ft3
Energy Content 125 145 MJ/kg 13542.3 15709.1 kcal/lb
Bulk Modulus 1.5 2 GPa 0.217556 0.290075 106 psi
Compressive Strength 14.4 25.2 MPa 2.08854 3.65495 ksi
Ductility 4.5 5 4.5 5 NULL
Elastic Limit 12 21 MPa 1.74045 3.04579 ksi
Endurance Limit 5.4 9.45 MPa 0.783203 1.37061 ksi
Fracture Toughness 0.1 0.3 MPa.m1/2 0.0910047 0.273014 ksi.in1/2
Hardness 0 MPa 0 ksi
Loss Coefficient 0.61 1.5 0.61 1.5 NULL
Modulus of Rupture 14.4 25.2 MPa 2.08854 3.65495 ksi
Poisson's Ratio 0.48 0.496 0.48 0.496 NULL
Shear Modulus 0.0007 0.0033 GPa 0.000101526 0.000478624 106 psi
Tensile Strength 12 21 MPa 1.74045 3.04579 ksi
Young's Modulus 0.002 0.01 GPa 0.000290075 0.00145038 106 psi
Glass Temperature 210 215 K -81.67 -72.67 °F
Latent Heat of Fusion kJ/kg BTU/lb
Maximum Service Temperature 383 393 K 229.73 247.73 °F
Melting Point K °F
Minimum Service Temperature 210 215 K -81.67 -72.67 °F
Specific Heat 2000 2200 J/kg.K 1.54772 1.70249 BTU/lb.F
Thermal Conductivity 0.143 1.48 W/m.K 0.267701 2.77061 BTU.ft/h.ft2.F
Thermal Expansion 660 675 10-6/K 1188 1215 10-6/°F
Breakdown Potential 24 32 MV/m 609.6 812.8 V/mil
Dielectric Constant 2.5 3 2.5 3 NULL
Resistivity 5.01e+021 7.94e+021 10-8 ohm.m 5.01e+021 7.94e+021 10-8 ohm.m
Environmental Properties
  Resistance Factors
1=Poor 5=Excellent
Flammability 1
Fresh Water 5
Organic Solvents 3
Oxidation at 500C 1
Sea Water 5
Strong Acid 3
Strong Alkalis 3
UV 4
Wear 4
Weak Acid 5
Weak Alkalis 4

This data is provided subject to AZoM.com's terms and conditions. Data reproduced with permission of Granta Design Limited www.grantadesign.com

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