Ubulukhuni obungaphezulu besikhunta se-thermoforming budlala indima ebalulekile ekuqinisekiseni imiphumela emihle yokubumba. Lesi sihloko sihlola ukubaluleka kokugcina ubulukhuni obufanele, ukusetshenziswa kwe-sandblasting kanye namasu okugaya ama-sandpaper, nokukhethwa kwezinto ezifanele zokubumba ezifana ne-aluminium alloy, i-electrolytic copper, ne-polyurethane resin. Zitholele ukuthi lezi zici zifaka isandla kanjani kumiphumela yekhwalithi ephezulu ye-thermoforming kanye nobuhle bomkhiqizo obuthuthukisiwe.
