We have been in Silicon Metal market for many years and built up stable relationship with many plants in China, we can guarantee the supply in tight situation.
We are the leading suppliers of silicon metal in China, dealing in silicon metal especially in 441# and 553#, 2202#, 3303#, and we can also supply the products according to customers' specification.  
441#: Si: 99. 0%min fe: 0. 4%max al: 0. 4%max ca: 0. 1%max
553#: Si: 98. 5%min fe: 0. 5%max al: 0. 5%max ca: 0. 3%max
2202#: Si: 99. 0%min fe: 0. 2%max al: 0. 2%max ca: 0. 02%max
3303#: Si: 99. 0%min fe: 0. 3%max al: 0. 3%max ca: 0. 03%max
We would like to suggest that you visit our website for your reference. Please keep me informed if you need any additional assistance in any time. Your prompt response will be highly appreciated. We warmly welcome your inquiry.