For fnish machining of cast iron Hardness Haerte Hv3 1680 Density Dichte g/cm3 15.20 Porosity Porositaet A02B02 Porosity caused by free carbon Poren mit freiem Graphit C00 Coercivity Koerzitivkraft KA/m 25.5 Magnetic Saturation Magnetische Saettigung % 2.9 Transverse Rupture Strength Biegebruchfestigkeit Mpa 1550