CM 186 LC is a rhenium-containing, directionally solidified (DS) superalloy. It has excellent DS castability and above average resistance to grain boundary cracking in complex cored, thin wall turbine airfoils. This datasheet provides information on composition and physical properties as well as creep. It also includes information on casting and heat treating. Filing Code: Ni-450. Producer or source: Cannon-Muskegon Corporation.