]kwụ ọtọigwe nkwakọ ngwaahịa bụ na usoro nke nkwakọ nri nri site na ihe tensile ndepụta unit, plastic film mgbe film cylinder akpụ tubular, mgbe okpomọkụ mechie akụkụ vetikal sealing ngwaọrụ, mbukota n'ime akpa n'otu oge, na mpụta akara usoro dị ka agba koodu photoelectric nchọpụta. Ngwunye ịkwa akwa ngwaọrụ ogologo na ọnọdụ.

