There is a small fee for samples shipped in the continental U.S. This can range from $10-$75.
Products shipped outside the continental U.S. can be subject to certain restrictions. Freight charges may range from $75-$300.
Aluminum
Room Temperature Black Oxide Coatings & Finishes for Aluminum
EPi has developed several room temperature processes for blackening aluminum. These products can be applied using immersion or swab-on applications.
Black Oxide Coating & Finishing for Aluminum
Black Oxide Coating & Finishing for Aluminum
Room Temperature Blackening Solution for Aluminum