Ferroalloy Ferro silicon: SI: 65%, 72%, 75% Size: 10 ... lines, silicon carbide and environment protection lines. The group start the pioneer of ferroalloy industry construction in China ... ferroalloy material and products inspection and analysis equipments in the world. It holds many engineering personnel with ... tons per yearThere is a our own warehouse in Tianjin sesport, so we can execute shipment ...