Located on the motherboard, chip, contact contact, headphone jack (some are USB ports), power port.
< br >
But the content is very small, a ton of mobile phones can extract 150 grams of gold.
< br >
Among the metals contained in a mobile phone motherboard, the content of silver is much higher than that of gold, and the content of copper is the highest. Taking a batch of used mobile phones as an example, each ton can be extracted to 200-300g gold, 1000-3000g silver, and about 100kg copper. The gold content of a ton of gold ore is about 15-20g.
chip
43% results mentioned
Normal mobile phones only have heavy metals such as gold on the motherboard 1, mobile phone parts contain a variety of valuable materials, including (1)0.01% of gold (2)20% to 25% of copper (3)40% to 50% of renewable plastics. 2. A study has shown that 150 grams of gold, 100 kilograms of copper and 3 kilograms can be extracted from 1 ton of discarded mobile phones