We are a trading company in Vietnam specialized in kind of Ferro Silicon, Silicon manganese...We would like to introduce some products about Ferro Alloys:1. Ferro Silicon 75%, Si ? 75%; P ? 0.03%; S ? 0.03%; C ? 0.2%; Mn ? 0.5%; Al ? 1.6%.Origin : China (re- export from Vietnam)Size : 10 ? 60mm, 10 ? 100mm or according request2. Ferro Silicon 72%, Si ? 72%; P ? 0.03%; S ? 0.03%; C ? 0.2%; Mn ? 0.5%; Al ? 2.0%.Origin : China (re- export from Vietnam)Size : 10 ? 60mm, 10 ? 100mm or according request3. Ferro Silicon Manganese: Si ? 14%, Mn ? 60%Origin : VietnamSize : 10 ? 60mm, 10 ? 100mm or according request 4. Manganese Flakes 99.7%Specification : Mn 99.7% min; C 0.04% max; S 0.05% max; P 0.005% max; Si + Fe + Se 0.205% maxOrigin : China (re- export from Vietnam)