Transcription of Typical Engineering Properties of Polypropylene
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Typical Engineering Properties of Polypropylene
Page 1 of 2 Typical Engineering Properties of Polypropylene General Properties English Units SI Units CAS Number 9003-07-0 9003-07-0 Density Homopolymer Random Copolymer Impact Copolymer TPOs - Lbs /ft3 - Lbs /ft3 Lbs /ft3 Lbs /ft3 g/cm3 g/cm3 g/cm3 g/cm3 Melt Density lbs/in3 g/cm3 Bulk Density Pellets 32 36 513 - 577 kg/m3 Flake 29 31 465 497 kg/m3 Permeability Coefficients: Water (@25 C) in2/sec2-atm (sec-cm Hg) Oxygen (@ 30 C) in2/sec2-atm (sec-cm Hg) Carbon Dioxide (@30 C) in2/sec2-atm (sec-cm Hg) Hydrogen (@ 20 C) in2/sec2-atm (sec-cm Hg) Nitrogen (@30 C) in2/sec2-atm (sec-cm Hg) Water Absorption @24 h Immersion < < Brittleness Temperature Homopolymer 13 32 F -10 0 C Random Copolymer -5 20 F -20 -5 C Impact Copolymer - 44 20 F -40 -5 C Mechanical Properties Modulus of Elasticity (Young s Modulus)
Typical Engineering Properties of Polypropylene General Properties English Units SI Units CAS Number 9003-07-0 9003-07-0 Density Homopolymer 3 Random Copolymer Impact Copolymer 3 TPOs 56.4 - 56.6 Lbs /ft 56.4 - 56.6 Lbs /ft3 3 56.0 – 56.2 Lbs /ft 3 54.6 – 56.1 Lbs /ft3 0.904 – 0.908 g/cm3 0.904 – 0.908 g/cm 0.898 – 0.900 g/cm
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