G10 G11 FR4 Epoxy Fiberglass Mucheka Insulation Machubhu akagadzirwa nealkali-isina girazi rejira rejira rakasungwa ne epoxy resin. Iyo laminated mumatanda mold pasi pekupisa kwakanyanya. Magetsi ekudzivirira machubhu anogona zvakare kugadzirwa ne twine tekinoroji.
Kunze kwemachubhu ekudzivirira, isu zvakare tinogadzira iyo epoxy girazi jira laminated tsvimbo dzine dhayamita dzakasiyana uye kureba.