High Carbon Silicon Grade | chemical composition | ||||||||
Si | C | S | P | Al | |||||
Si68C18 | 68%min | 18%min | 3%max | 0.05%max | 0.05%max | ||||
Si65C15 | 65%min | 15%min | 3%max | 0.1%max | 0.1%max | ||||
Si60C20 | 60%min | 20%min | 4%max | 0.1%max | 0.1%max | ||||
Size | 10-50mm, 10-100mm , or as the requirement of customer . |