Kev tawg

Sandblasting tuaj yeem tshem tawm cov xim, xeb, thiab cov seem ntawm oxidation los ntawm cov ntaub ntawv sai thiab zoo.Sandblasting kuj tuaj yeem siv los hloov cov xwm txheej ntawm cov hlau nto, xws li los ntawm kev tshem tawm khawb lossis cov cim casting.Sandblasting raws li ib txoj kev tu tau siv dav rau ntau tshaj ib puas xyoo.