Typical Poisson's Ratios of Polymers at Room Temperature

Polymer Value
Polyacetal, Poly(methylene oxide), POM 0.44
Poly(alpha-methylstyrene), PAMS 0.32
Poly(Bisphenol A carbonate), PC 0.41
Polybutylene, PB-1 0.48
Poly(1,4-butylene terephthalate), PBT 0.42
Polycaprolactam, Nylon 6 0.42
Poly(2,6-dimethyl-p-phenylene oxide), PPO 0.41
Polyetheretherketone, PEEK 0.39
Polyethersulfone, PES 0.42
Polyethylene, HDPE 0.46
Poly(ethylene terephthalate), PET 0.43
Poly(hexamethylene adipamide), Nylon 6,6 0.42
Polyisoprene, IR 0.50
Poly(methyl methacrylate), PMMA 0.36
Poly(2-methylstyrene ) 0.35
Poly(4-methylstyrene), PPMS 0.34
Poly(1,4-phenyl ether), PPE  0.41
Polyphenylsulfone, PPSF 0.43
Polypropylene, PP 0.43
Polytetrafluoroethylene, PTFE 0.42
Poly(p-tertiary-butylstyrene) 0.33
Polystyrene, PS 0.35
Polysulfone, PSU 0.37
Poly(vinyl chloride), PVC 0.40
(1) Average experimentel values measured at  25 °C.

 Poisson's Ratios

Numerical Order