Table 1 Surface roughness of the Al surface after: (a) degreasing and (b) alkali etching
Surface treatment | Ra(μm) | Rq(μm) | Rz(μm) |
---|---|---|---|
Degreasing | 0.10 | 0.14 | 0.74 |
Alkali etching | 0.42 | 0.58 | 2.62 |
Surface treatment | Ra(μm) | Rq(μm) | Rz(μm) |
---|---|---|---|
Degreasing | 0.10 | 0.14 | 0.74 |
Alkali etching | 0.42 | 0.58 | 2.62 |