Ipolypropylene, uhlobo lwepolymer engeyiyo ityhefu, engenavumba, engenancasa, enecrystallization ephezulu, indawo yokunyibilika phakathi kwe-164-170 ℃, ingxinano phakathi kwe-0.90-0.91g/cm3, ubunzima bemolekyuli bumalunga nama-80,000-150,000.I-PP yenye yezona plastiki zikhaphukhaphu kuzo zonke iintlobo ezikhoyo ngoku, ngakumbi ezinzile emanzini, kunye nesantya sokufunxa emanzini kwiiyure ezingama-24 kuphela yi-0.01%.