Material Properties Polyethylene – Molded High Density admin May 20, 2016January 17, 2017 Material Properties for Polyethylene – Molded High Density Physical specifications of materials. Materials Polyethylene – Molded Description High Density Density g/cc 1.159 lb/in^3 0.0419 Hardness Brinell unless specified 62(Rockwell-R) Tensile Strength ultimate Mpa 30 Ksi 4.35 Yield Strength MPa 16 Ksi 2.32 Modulus of Elasticity Gpa 0.9 10^6 Psi 0.1304347824 Poisson’s Ratio %Elongation at break 750 %Reduction of area Izod Impact J 4.01 Ft-lb 2.958578 Fracture Toughness Mpa(m)^0.5 Ksi(in)^0.5 Thermal conductivity W/m-K 0.35 Btu/ft-h-F 0.2023121387 Specific Heat Cpacity J/g-K 2.2 Btu/lb-F 0.528 Coefficient of thermal expansion 1E-6/K 112 1E-6/F 62.315789424 Electrical Resistivity Ohm-cm 1000000