... thermoformed, the ink is not broken. Adhesion scratch test item wear resistance, heat resistance, acid resistance, ... alkali resistance lightfastness Test results good 4 4 3-5 4-5 ... or below 100 °C Choice of solvent: 719 quick-drying water, 718 dry, 783 slow dry, choose printed ... but may affect the ink its luster, please test.Product packaging: 1 kg bags, pack of 5 ...