I-Jinneng550J i-Homopolymer PP iyizinhlayiya ezikhanyayo ezimhlophe, ezingenabo ubuthi, i-polymer enganambitheki futhi elula, ukuminyana okungu-0.9~0.91g/cm³, ukuminyana okuphansi kakhulu kwamapulasitiki avamile.Ukuqina okuhle, ukumelana nokugqoka, ubulukhuni obukhulu, umthelela wokushisa okuphezulu.