The color of plastic material ‌♣↑‌laser marking is yello>∑w, which mainly depends on the m♣£♦aterial itself, the model used and♦↓₩ the adjusted parameters, such as PVC p★​×↓lastic, the color of carbδ≥✘σon dioxide laser marking is yellow, ox∞∞idized or vaporized; if it ​✔↓is marked with fiber laser,<↑​ it is black; In addition ®✔, because of the material  ∏∏πitself, the paramete♦< rs of the laser marking m↔π←achine are not adjusted correctly,×€™γ which will cause the printing to b∏£✔↑ecome yellow.