SMC inzira inoshandiswa kugadzira akasiyana fiberglass zvikamu.Iko kusanganiswa kwegirazi rakachekwa fibers, thermosetting resin, mafirita, uye ekuwedzera, ayo anosanganiswa pamwechete kuti agadzire gobvu-rakafanana zvinhu.Nyaya iyi inobva yawaridzwa pane inotakura firimu kana kuburitsa bepa, uye mamwe machira anogona kuwedzerwa zvichienderana nekukora kwaunoda.
