Effects of Moulding Sand Permeability and Pouring Temperatures on Properties of Cast 6061 Aluminium Alloy

Table 6

XRD analysis of cast Al sample (with MgFeSi inoculant).

	Peak	Diffraction angle 2θ	Grain size Å	Crystal structures	Phases
1	0.20	18.4317	0.18	Cubic	Al2CuMg
2	0.10	20.1235	0.15	Cubic	Al15(MnFeSi2
3	0.15	27.3567	0.15	Tetragonal	MgO·Al2O3
4	0.03	29.5332	0.05	Triclinic	Al2Si4O10
5	0.70	36.3582	0.04	Triclinic	Al2Si4O10
6	2.00	36.8058	0.38	Triclinic	Al2Si4O10
7	0.15	38.0476	0.10	Monoclinic	AlCu;
8	0.60	39.2411	0.60	Monoclinic	SiO2
9	0.45	43.6492	0.34	Triclinic	Al2Si4O10
10	0.50	47.1035	0.29	Cubic	Al5FeSi
11	0.15	49.0033	0.25	Cubic	Al5FeSi
12	0.35	55.0069	0.14	Tetragonal	SiO4
13	0.15	56.3417	0.21	Tetragonal	Al2CuMg
14	0.15	65.2541	0.15	Tetragonal	CuAl2
15	0.15	66.7506	0.13	Cubic	Al2CuMg
16	0.55	71.1864	0.11	Hexagonal	SiO2