Npaj cov dej dawb ntws thiab cov neeg ua haujlwm pab kho kom zoo. Piv txwv li: siv 100 gram ntawm silica gel, ntxiv 2% ntawm tus neeg sawv cev curing, cov kua dej dawb thiab cov neeg ua hauj lwm kho kom zoo, do zoo, cia cov tshuaj tua mos lwj rau lub chaw rau lub cev, kev ua xau, siv cov kua dej kua ntsev, tus qauv ntawm lub khau raj, nrog cov laug cam los yog txhuam cwj pwm kom txhuam zoo, tom qab ziab, xws li silica gel thiab plaster yuav tuag lub thawv ntim dej. Cov khau mold silicone yog mas siv rau tus neeg siv cov khoom siv los yog txhuam pwm los ua ib qho qauv, casting xuab zeb, ib qho sampling thiab lwm cov pwm ntau lawm.
