The standard smoothing surface roughness (Ra) is 1.6μm. Machine marks are less evident but still visible. Techno A finishing CNC machining operation can be applied to the part to reduce its surface roughness.
Black anodized Coating Over an Chromate conversion coating
Glass Bead Blasting + Brite Anodize + Black Anodize
Glass bead Blasting + Black Anodize
Black Anodize
Chromate Conversion Coating
As Machined
Black Oxide
GLASS BEAD BLASTING