Silicone Rubber Ball. Cost-Effective Steel Making: Silicon briquette is a good substitute for FeSi, lowering production costs and reusing resources. Customizable Particle Size: Silicon metal size can be adjusted to 10-30mm, 30-50mm, 50-100mm or according to customer requirements. High Production Capacity: Factory has an annual processing capacity of 50,000 tons for silicon metal powder. ISO9001 Quality Compliance: Production management and quality control strictly comply with ISO9001 standards. Comprehensive Product Range: Offers Silicon Briquette, Silicon Metal, Silicon Carbide, and various Manganese series products. OEM and ODM Services: ODM and OEM services are available for customized manufacturing needs. Advanced Testing Equipment: Equipped with leading ICP inspection equipment and size analysis for precise quality control. Fast Delivery System: Professional logistics system ensures safety and fast arrival of goods.