ferro silicon
We can supply many type of ferro silicon specification as follows: Ferro silicon: Size:10-50mm MOQ:20T Packing:1MT/Big Bag 1.Ca: 28%min, Si:50%min,Al:2.4%max, S:0.02%max, P:0.04% max, C:1.0%max. 2.Si:74-80 %min,Ca: 1%min, Al:1.5%max, S:0.04%max,...