With the continuous expansion of the use of transparent crystal box, more and more businesses and consumers favor the products with good quality and clear vision of the products in the package. But also, the market is full of acrylic products with different price and quality levels.
1. Transparency of Kanban: a good crystal box should have better transparency, with a light transmittance of 95%. High quality crystal box should have good transparency and transparency. The board should be turbid and hazy, which is not a premium.
2. Color of Kanban mouth: the mouth (edge) of imported raw material crystal box shall be transparent. If it turns yellow, discolored or fuzzy, it must be a defective product. If it turns yellow, it should be recycled materialProduce.
3. Board sense: by touching the crystal box, if acrylic products have a smooth, round and delicate board sense and are not easy to leave fingerprints, it is the upper part
4. Listen to the sound: when knocking on the surface or corner of the crystal box, if the sound is not clear and dull, it is the real one; otherwise, if the knocking sound is clear and crisp, it may be other materials posing as the crystal box.