Nhau

  • Enamel process, unoziva here

    Enamel process, unoziva here

    Enamel, anozivikanwawo se "Cachisonne", enamel ndeimwe girazi-senge minerals ichikuya, ichizadza, inonyungudika, uye woumba ruvara rwakapfuma. Enamel isanganiswa yeSilica jecha, lime, borax uye sodium carbonate. Yakapendwa, yakavezwa uye ichipiswa pamazana emadhigirii ekupisa kwakanyanya zvisati zvaitika ...
    Verenga zvimwe