... with all kinds of silicon metal like 553, 441,421,411,4105,4405, 3303,2502, 2202, 1101 etc. We are devoted ... with all kinds of silicon metal like 553, 441,421,411,4105, 3303,2502, 2202, 1101 etc. Standard of Silicon Metal ... .05 220299.000.200.200.02 110199.200.100.100.01 Typical sizing 10-100mm 90% minimumVarious chemical analysis,sizing and ...