Material Properties

Polybutylene terepthalate (PBT)

Material Properties for Polybutylene terepthalate (PBT)

Physical specifications of materials.

Materials Polybutylene terepthalate (PBT)
Density g/cc 1.355
  lb/in^3 0.04895
Hardness Brinell unless specified 81(Rockwell-M)
Tensile Strength ultimate Mpa 55
  Ksi 7.975
Yield Strength MPa 67
  Ksi 9.715
Modulus of Elasticity Gpa 12
  10^6 Psi 1.739130432
Poisson’s Ratio  
%Elongation at break 148
%Reduction of area
Izod Impact J 0.27
  Ft-lb 0.199206
Fracture Toughness Mpa(m)^0.5
Thermal conductivity W/m-K 0.2
  Btu/ft-h-F 0.1156069364
Specific Heat Cpacity J/g-K 2
  Btu/lb-F 0.48
Coefficient of thermal expansion 1E-6/K 97
  1E-6/F 53.969924769
Electrical Resistivity Ohm-cm 100000000000000