G10 G11 FR4 Epoxy Fiberglass Cloth Insulation Tubes amapangidwa ndi nsalu zagalasi zopanda alkali zomangidwa ndi epoxy resin. Ndi laminated mu ndodo nkhungu pansi pa kutentha kwakukulu. Machubu otchingira magetsi amathanso kupangidwa ndiukadaulo wa twine.
Kupatula machubu otchinjiriza, timapanganso nsalu zagalasi za epoxy laminated ndodo zokhala ndi mainchesi osiyanasiyana komanso kutalika.