At the first, change the units to metric (cm)

Step 1. Making Diffuse map.

Step 2. Making bump map

Step 3. Making Displace map (Remember.. turn on displace in Mental Ray.. choose edge lenght for more detail or make the mesh much dense

Don't forget to swap the colours in smoke map :)

Thanks, I hope this tutorial was helpfull for you and sorry for my english :)

iulicny@gmail.com