C S volatile ash water Sulfur ≥ 98.5 ≤ 0.3 ≤ 0.4 <1.0 <1.0 Sweet ≥ 99 ≤ 0.03 ≤ 0.4 <0.5 ≤ 0.5 Common Size :1-3mm ,3-5mm ,1-5mm Usage: 1, ingredients, adjust the carbon points, according to the requirements of carbon content of molten steel (iron) water, with the metal furnace by adding lower-middle part of furnace, carbon absorption rate of 90% -95%, Carbon does not melt when the agent Do not beat Java, or easily wrapped in a residue which affect the absorption of carbon; 2,steel (iron) melting of water, adjust the carbonation can be added to the steel (iron) surface of water, when melted by electric furnace steel (iron) water vortex mixing or manual stirring dissolved carbon absorption, the absorption rate of carbon 85 % or so.