To guarantee film thickness of anodized aluminum plate, suppliers must also follow the following three tips. A. The fixture contact should be firm and reliable The poor contact between an aluminium sheet and the fixture mainly occurs in the following two aspects. 1. Between the alu sheet and the fixture. When the clamp has poor elasticity, the cross-sectional area of …

A black anodized aluminium sheet refers to an aluminium sheet going through the anodizing process during which its surface gets stronger and obtains the color of black. Anodizing is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts. In spite of its expensive cost, anodizing is applied frequently to …