Kunming Iron and Steel reduced iron project output the world's largest sponge iron

At 16:38 on March 23, 2009, with the roar of the machine tunnel kiln, Kunming Iron and Steel Group Refractories Co.1# tunnel kiln reduced iron project produced the first car sponge products, when the first sponge iron comeout, people muster the warm applause, this sponge iron diameter is 450 mm, weighing 340 kg, called "the world's first sponge." Reduced iron project is currently in tense production.