Investment Casting Alloys Compositions

The tables below list some common investment casting alloys' compositions.

Investment Casting Alloy Compositions (%)

ComponentAlSiFeCuMgMnZnTi
A35691.2 - 93.16.5 - 7.50.13 - 0.25Max 0.10.3 - 0.45Max 0.05Max 0.05Max 0.2
ComponentAl Cu Fe MgMnSiTiZn
A514.294.2 - 96.4 %<= 0.10 %<= 0.30 %3.60 - 4.50 %<= 0.10 %<= 0.30 %<= 0.20 %<= 0.10 %
ComponentAlBC CrFeMnMoNiSTiWV
SUS 304<= 0.350.0010 - 0.010<= 0.08013.5 - 16.060<= 2.01.0 - 1.5024.0 - 27.0<= 0.0301.90 - 2.353.0 - 4.500.10 - 0.50
ComponentCCrFeMnMoP SiS
AISI 41400.380 - 0.430 %0.80 - 1.10 %96.785 - 97.77 %0.75 - 1.0 %0.15 - 0.25 %<= 0.035 %0.15 - 0.30 %<= 0.040 %