Material Maker

I started with some grunge and peeling effect grunges. which I integrated into "Peeling Paint over Rust" from Arnklit - https://www.materialmaker.org/material?id=659, turning it into a rust material as realistic I can.

There are quite a lot of custom nodes / grunges in this material as well, mainly rust and peeling paint mask

Warning: this material is quite a bit computation heavy again