Ogwe ụgbụgbọ mmanụ aṅụ nke polypropylene bụ ihe na-akụda ala nke nwere polypropylene (PP), nke a na-eji mara ya nke ọma site na nhazi ya dị ka ụgbụgbọ mmanụ aṅụ.Edebere ya nke ọma, ihe owuwu a gụnyere ịhazi polypropylene n'ime usoro mkpụrụ ndụ hexagonal jikọrọ ọnụ, na-ebute usoro a haziri nke ọma.Nke a pụrụ iche imewe na-enye panel na nchikota nke fechaa àgwà na nnukwu ike, na-eme ka ọ bụrụ isi nhọrọ gafee dị iche iche injinịa na n'ichepụta ngwa.