Ko te pepa puritanga kiriata polyester ko te pepa hiato ngohengohe he hua rauemi whakaraerae i hangaia e te paparanga o runga o nga paparanga e rua o te pepa punga kua pania ki te whakapiri whakakikorua kiriata polyester, e kiia ana ko te PMP.He pai nga ahuatanga dielectric me te kaha miihini teitei o te polyester film capacitor paper, he mea pai mo te whakamaarama i nga momo rereke rereke.