Other metals, especially ferrous alloys, cast iron, steel, and brass were worth considerably less. In fact, they sold by the ton rather than the pound (a few dollars per ton). The profit-driven recycling was actually not environmentally friendly in the least. We commonly were confronted with...
Into a submerged arc furnace, quartz, scrap iron, and a carbon source are reacted to produce a ferrosilicon in a conventional manner wherein the silicon content is within the range of 15 to 90% of the total weight of the melt. The calcium content of the ferrosilicon is adjusted to abou...
Customized Cast Iron Rail Plate for Track Laying and Fixing US$3.00-5.00 / Piece 200 Pieces (MOQ) Contact Now Quick View00:28 136re / 136lbs Arema Railroad Steel Rails US$900.00-950.00 / Ton 10 Tons (MOQ) Contact Now Quick View00:21 ...
Into a submerged arc furnace, quartz, scrap iron, and a carbon source are reacted to produce a ferrosilicon in a conventional manner wherein the silicon content is within the range of 15 to 90% of the total weight of the melt. The calcium content of the ferrosilicon is adjusted to abou...