Scrap Wiki
On the side of hard drives, there are some strip-shaped fixing structures made of zinc. The casing of hard drives is mostly made of iron, and there are also casings made of 304 stainless steel or aluminum. The bottom shell of the hard drive is all cast aluminum, which accounts for about 40% of the total weight. The circuit board inside the hard drive accounts for about 3%-5% of the total weight, with varying sizes. The small motor inside the hard drive contains a permanent magnet, with scrap value of over 13,700 USD per ton. Magnet. Manual disassembly costs 270-410 USD. The drive is mostly iron. The hard drive's magnetic disk has a coating of rare metals, with a value of over 2,740 USD for those with a board, and about 1,780 USD for those without a board.
