Polypropylene, rudzi rweisina muchetura, isinganhuhwi, isingaravi opalescent polymer ine yakakwira crystallization, iyo inonyungudika iri pakati pe164-170 ℃, density iri pakati pe0.90-0.91g/cm3, huremu hwema molecular hunosvika 80,000-150,000. PP ndeimwe yepurasitiki yakareruka pane ese marudzi parizvino, kunyanya yakagadzikana mumvura, ine mwero wekutora mvura mumvura kwemaawa makumi maviri nemana ingori 0.01%.