China manufacturer offer alloy 6063/6061 anodized aluminum extrusion profile 

Anodized Aluminum Profiles Characteristics -- Product Introduction

ANODIZED CHARACTERISTICS：

1) Anodizing film thickness: over 13μm

2)  Anodizing grit size: #100

3)  Fine anodizing grits help avoiding mechanical lines

4）Surface can hardly be scratched and grits spread evenly.

5)  Strong abrasive resistance, weatherability and corrosion resistance