PP is a general plastic in the low density, has good mechanical properties, rigidity, wear resistance, hardness is relatively high;
Good heat resistance, poor cold resistance; Does not absorb water, good chemical stability, but not sunlight, poor thermal stability;
Flammable, burning when the smell of oil scattered;
Good electrical insulation, voltage resistance, transparent film, poor permeability to air and water vapor;
It is good for forming film, silk and other products, but poor in dyeing, printing and adhesion.