Ihe nchọpụta mmiri EDM nwere ọgụgụ isi nke JD-80 bụ ngwa pụrụ iche maka ịnwale ụdị mkpuchi ígwè na-egbochi mmebi. Enwere ike iji ngwa a nwalee ụdị mkpuchi dị iche iche dị ka iko enamel, FRP, epoxy coal pitch na roba lining. Mgbe nsogbu dị na oyi akwa mgbochi mmebi, ọ bụrụ na enwere oghere, afụ, mgbawa na mgbawa, ngwa ahụ ga-ezipụ ọkụ eletrik na-egbuke egbuke na mkpu ụda na ọkụ n'otu oge.
