DENSITY OF PLASTICS AND POLYMERS


Density of some plastics materials and polymers are given in the following table.

Room Temperature Density Values for Polymers
Material Density
g/cm3 lbm / in3
ABS, Extrusion Grade 1.052 0.038
ABS, High Impact 1.024 0.037
Acetal, 20% Glass 1.550 0.056
Acetal, Copolymer 1.412 0.051
Acetal, Homopolymer 1.412 0.051
Acrylic 1.190 0.043
Butadiene - acrylonitrile (nitrile) 0.98 0.0354
CPVC  1.550 0.056
Epoxy 1.11 - 1.40 0.0401 - 0.0505
Fiberglass Sheet  1.855 0.067
Styrene - butadiene (SBR) 0.94 0.0339
Silicone 1.1 - 1.6 0.040 - 0.058
Nylon 6, 30% Glass  1.384 0.050
Nylon 6, Cast 1.163 0.042
Nylon 6/6 Cast 1.301 0.047
Nylon 6/6 Extruded 1.135 0.041
PVC (Polyvinyl chloride) 1.384 0.050
PVDF (Polyvinylidene fluoride) 1.772 0.064
Phenolic 1.28 0.0462
Polybutylene terephthalate (PBT) 1.34 0.0484
Polycarbonate (PC) 1.20 0.0433
Polyester (thermoset) 1.04 - 1.46 0.038 - 0.053
Polyetheretherketone (PEEK) 1.31 0.0473
Low density Polyethylene (LDPE) 0.925 0.0334
High density Polyethylene (HDPE) 0.959 0.0346
Ultrahigh molecular weight Polyethylene (UHMWPE) 0.94 0.0339
Polypropylene (PP) 0.905 0.0327
Polytetrafluoroethylene (PTFE) 2.17 0.0783
Polyurethane 1.052 0.038

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