Research Article

Effect of MgFeSi Inoculant on Properties of Cast 6061 Al Alloy for Brake Master Piston Application

Figure 5

(a) Cracks due to hot tearing; ((b)-(c)) topography and roughness of cast surfaces (×1000).
(a) 1% MgFeSi
(b) 2% MgFeSi
(c) 3% MgFeSi