Investment Casting & Sand Casting Foundry

Castings of Stainless Steel, Alloy & Carbon Steel, Cast Iron, etc.

Grey Iron Investment Castings

Grey iron investment castings are the casting products poured by lost wax investment casting process at the metal foundry. Gray iron (or grey cast iron) is a type of iron-carbon alloy (or Ferrum-Carbon Alloy) that has a graphite microstructure. It is named after the gray color of the fracture it forms.  Gray Cast Iron Grade in Different Countries