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How to identify the quality of crystal lamps1. Observe the purity of the crystal lamp crystal Most people know that if the purity of the crystal is higher, there will be no signs of fracture inside the crystal, and there will be no small bubbles, water ripples and other small impurities. They are all crystal clear, and when the light shines, they will refract bright lines. 2. Pay attention to the processing technology of crystal High-quality crystals are cut with sharp edges and corners, and the cutting accuracy is completely proportional to the refraction effect of the crystal. When the light is irradiated, they are all dazzling, and the polishing of the surface is also very smooth and bright. 3. Ensure that the lead content of the crystal is oxidized The crystals used in high-quality crystal lamps will use lead-containing crystals, generally in a proportion of not less than 30%. This lead-containing material is the purest raw material among all elements, which can bring a sparkling and bright color. 4. The hole of the crystal chandelier pendant If the hole of the crystal chandelier pendant is not standard, there will be sharp edges, wear, and different sizes, which will not only affect the appearance of the crystal lamp, but also have a chance of cracking, causing the crystal chandelier pendant to fall from the ceiling, causing danger and injury. 5. Count the number of crystal ball cutting surfaces Touch the surface of the crystal accessory with your hand. The edges and corners of the high-grade surface are sharp to the touch, while the middle and low-grade touches are smooth; the number of crystal cutting surfaces. The more the number, the more complicated the craft and the more difficult it is to make; see if the corners are in line with the corners, and see if the corners are aligned. The cutting surface of the high-grade crystal and the angle of the cutting surface are very neat and in a line; while the crystal angle and the angle selected by the poor crystal lamp will deviate and cannot be aligned. |