Grade | Chemical Comoositions(%) | ||||||
Si | Ca | S | P | C | Al | Fe | |
(Min) | (Max) | ||||||
Si60Ca28 | 60 | 28 | 0.03 | 0.03 | 0.3 | 0.2-2.0 | Balance |
Si60Ca30 | 60 | 30 | Balance | ||||
Si58Ca30 | 58 | 30 | Balance | ||||
Si55Ca28 | 55 | 28 | Balance | ||||
Si55Ca30 | 55 | 30 | Balance | ||||
Si50Ca30 | 50 | 30 | Balance | ||||
Si50Ca30 | 50 | 28 | Balance | ||||
Si40Ca10 | 40 | 10 | >=40 |