Amava amagqabantshintshi ngeI-3m 244IntsebenzoI-masking tape. I-Nenjini yePhepha lePhethelayo kunye nokuSebenza okuSebenzayo ngokuSebenzayo, le khase ibonelela ngesinyibilikisi kunye nokuxhathisa kwamanzi ngelixa iqinisekisa umgca obukhali, ococekileyo wepeyinti. Ukunyamezelana kwayo okuphezulu kunye nobushushu (ukuya kuthi ga kwi-100 ° C kangangemizuzu engama-30) kuyenza ilungele izicelo ezibanzi ze-ASTOR kunye nokuphuma ngaphandle. Fezekisa imaski echanekileyo ngokususwa okunokuthenjwa, ukuthembeka ngaphandle kwamandla rhoqo.