3.5. Technical: The supplier shall establish and maintain a quality system that identifies all critical parameters and procedures for anodization processes, including but not limited to masking, surface preparation, anodization and DI water sealing. Process procedures shall be established by which process parameters are specified, recorded and tracked. Once “Component Specific Approval” has been granted, the supplier shall not change a critical process parameter without prior written approval from the responsible Applied Materials SPE in accordance with procedure defined in Applied Materials GMRM 2-38.3.5.1. General Requirements:3.5.1.1. All machining shall be completed prior to anodization.3.5.1.2. All dimensions on drawings shall be met after anodization. 3.5.1.3. Surface finishes shall meet the requirements on drawings.3.5.2. Coating Thickness: Thickness of anodic coatings as measured per method defined in 4.5.1 shall meet the requirements defined on drawings.3.5.3. Surface Finish: Surface roughness of anodic coating measured per test methods in 4.5.2 shall meet the requirements on drawings.