Buy 10-50mm, 50-100mm Silicon Metal Slag for Steelmaking Industry. Silicon Metal Slag Composition: Contains 35%-65% Silicon with low Carbon, Sulfur, Phosphorus, and Aluminum content. Customizable Size Options: Available in 10-50mm, 50-100mm, 10-30mm, 30-50mm, or custom requirements. Cost-Effective Production: Excellent substitute for FeSi in steelmaking to lower production costs and reuse resources. High Purity Silicon Metal: Industrial silicon with 98%+ purity, suitable for non-ferrous alloys and electronics. Large Scale Production Capacity: Annual processing capacity of 50,000 tons for silicon metal powder. ISO 9001 Quality Control: Strict compliance with ISO9001 standards using advanced ICP inspection equipment. Direct Manufacturer Supply: Own factory with R&D center ensuring sustainable and stable supply chain. Versatile Applications: Used in steel making, aluminum making, deoxidizer, and refractory industries.