Hana ʻia ka F-grade epoxy resin prepreg me ka polyester film polyester fiber non-woven soft composite material a impregnated me ka epoxy resin pale wela.Hoʻololi ia i ka epoxy non-woven lole i lawe ʻia mai i ka lole i hoʻopaʻa ʻia i ka resin non-woven fabric (HTEPP), loaʻa nā waiwai uila maikaʻi loa, kūpaʻa wela, retardancy lapalapa, lōʻihi o ka mālama ʻana i ka lumi wela, hiki ke hoʻohana ʻia e like me ka transformer type maloʻo haʻahaʻa. -Voltage coil interlayer insulation a me ka F-class Motor slot insulation a me ka hoʻokaʻawale ʻana.