Muaj ob hom kev siv los ua cov iav frosted kom ua tiav nws cov ntsej muag zoo nkauj.
ACID ETCHING
Cov txheej txheem no siv hydrofluoric acid kom ua tiav cov iav frosted. Cov kua qaub reacts nrog iav, corroding nws nto thiab yog li muab nws nrog nws cov tsos ntawm milky. Tom qab cov txheej txheem ntawm acid-etching, cov kws tshaj lij iav kom huv si ntxuav lub khob, tawm hauv qab mus tas li etched iav.
SANDBLASTING
Sandblasting yog lwm cov txheej txheem siv los tsim cov iav frosted. Cov txheej txheem no siv lub tshuab siab tshaj plaws los ua cov xuab zeb ntawm qhov chaw ntawm lub khob. Lub siab tshaj tawm uas cov xuab zeb tsoo lub iav tsim abrasions, ua rau saum npoo ntxhib thiab translucent. Koj tuaj yeem hloov cov theem ntawm translucency los ntawm kev hloov lub tshuab ceev.
