... Silicon Zirconium Zr: 30--35% Si: 50--55% Al: 2.0% Max Ferro Silicon ZirconiumSpecification: Si: 70~76%, Ca: 2.2 ... ~2.7%, Al: 0.5~1.5%, Zr: 1.2~2%Si: 72~79 ... %Min., C: 0.3%Max., S: 0.02%Max., P: 0.04%Max. Si: 45 ~50%, Zr: 35~40%, C: 0.3%Max., S: 0.02%Max., P: 0.04%Max. Si ... as per customer’s requirements.Size:0.5~1.5MM(90%Min.), 0.2~07MM(90%Min.), 0.5~1.5MM(90%Min ...