I casted some white goldpure casting grain/10k nickel based alloy). It looked fine after quinch and cleaning. After I put in pickle it started to get holes/pits on spots and looked rust color. Can anyone help me with this? Tia
I casted some white goldpure casting grain/10k nickel based alloy). It looked fine after quinch and cleaning. After I put in pickle it started to get holes/pits on spots and looked rust color. Can anyone help me with this? Tia