... with complexed shape; 5.No burrs. This blank metal filter plate will be stamped and to be used in ... Ink drying (by air and heating)ExposureDeveloping High Temperature Backing (making the ink firm),Etching out by chemical liquid ... parts, ani-insect net, meal crafts, metal grid, metal cover, metal plate for model, decorative metal plate, metal name plate, metal cards, etched ornament, etc. Etching ...