Negotiable
Silicon metal # 3303 Si: 99.0% min. Fe: 0.3% max. Al: 0.3% max. Ca: 0.03% max. Size: 10-100mm, 90% min .
Silicon metal # 553 Si: 98.5% min. Fe: 0.5% max. Al: 0.5% max. Ca: 0.3% max. Size: 10-100mm, 90% min.
Silicon metal 441 Si: 99.0% min. Fe: 0.4% max. Al: 0.4% max. Ca: 0.1% max. Size: 10-100mm, 90% min.
( 1) Silicon metal # 553 Si: 98.5% min. Fe: 0.5% max. Al: 0.5% max. Ca: 0.3% max. Size: 10-100mm, 90% min. ( 2) Silicon metal 441 Si: 99.0% min. Fe: 0.4% max. Al: 0.4% max. Ca: 0.1% max. Size: 10-100mm....