... of it is lower than pig iron 1.Use: Carbon steel for special steel and ductile iron casting Carbon. 2, Characteristics: high content ... Scope of application: for a variety of electric furnace melting steel, cast iron carbon raising 4, Particle size: common size :0 ... .3-3mm 1-4mm ,1-3mm ,3-5mm, or special requirements according to the users' requirements. 5. Compared with the ...