The Most Common cnc machining parts buyer us Debate Isn't as Black and White as You Might Think
http://deanyyec712.lucialpiazzale.com/design-and-mass-production-of-cnc-machining-2
Anodizing is the process of forming a protective film on the surface of aluminum and its alloys. The hardness of the anodized film is higher than that of aluminum and aluminum alloys.